Electrocardiography for Healthcare Professionals 5Th Edition By Booth – Test Bank

Description

Electrocardiography for Healthcare Professionals 5Th Edition By Booth – Test Bank

 Sample Questions

Instant Download With Answers

Chapter 2   The Cardiovascular System

 

1) The time from the beginning of atrial depolarization to the beginning of ventricular depolarization is shown on the ECG waveform as the:

1. A) QRS complex.
2. B) PR interval.
3. C) QT interval.
4. D) ST segment.

 

Answer:  B

Explanation:  The PR interval includes the P wave and the baseline before the QRS complex and represents the time from the beginning of atrial depolarization to the beginning of ventricular depolarization.

Difficulty: 1 Easy

Topic:  Electrical Stimulation and the ECG Waveform

Learning Objective:  02.06 Describe the heart activity that produces each part of the ECG waveform.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

2) What is recorded on the ECG strip?

1. A) The electrical activity of the heart
2. B) The muscle contractions of the heart
3. C) The circulation of blood in the heart
4. D) The size of the heart

 

Answer:  A

Explanation:  The electrical activity of the heart is recorded on the ECG.

Difficulty: 1 Easy

Topic:  Circulation and the ECG

Learning Objective:  02.01 Explain how circulation occurs in relation to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

 

 

 

3) The average heart is approximately what size?

1. A) The size of a baseball
2. B) The size of your fist
3. C) The size of a cantaloupe
4. D) The size of your foot

 

Answer:  B

Explanation:  The heart is approximately the size of your fist and weighs about 10.6 ounces.

Difficulty: 1 Easy

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

4) The outermost layer of the heart is the:

1. A) endocardium.
2. B) myocardium.
3. C) epicardium.
4. D) pericardium.

 

Answer:  C

Explanation:  The epicardium is the outermost layer and is thin and contains the coronary arteries.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

 

5) The middle layer of the heart is the:

1. A) endocardium.
2. B) myocardium.
3. C) epicardium.
4. D) pericardium.

 

Answer:  B

Explanation:  The myocardium is the middle, muscular layer that contracts the heart.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

6) The innermost layer of the heart is the:

1. A) endocardium.
2. B) myocardium.
3. C) epicardium.
4. D) pericardium.

 

Answer:  A

Explanation:  The endocardium is the innermost layer and lines the inner surfaces of the heart chambers and valves.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

7) The sac of tissue that encloses the entire heart is the:

1. A) atrium.
2. B) ventricle.
3. C) myocardium.
4. D) pericardium.

 

Answer:  D

Explanation:  The pericardium is the sac of tissue that encloses the heart.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

8) The purpose of the pericardium is to:

1. A) protect the heart from infection and trauma.
2. B) contract the heart.
3. C) circulate blood through the coronary arteries.
4. D) keep blood flow headed in the right direction.

 

Answer:  A

Explanation:  The purpose of the pericardium is to protect the heart from infection and trauma.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

 

9) The heart is divided into four chambers. The top chambers are the:

1. A) right atrium and right ventricle.
2. B) left atrium and left ventricle.
3. C) right atrium and left atrium.
4. D) right ventricle and left ventricle.

 

Answer:  C

Explanation:  The top chambers of the heart are the right atrium and the left atrium.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

10) The heart is divided into four chambers. The bottom chambers are the:

1. A) right atrium and right ventricle.
2. B) left atrium and left ventricle.
3. C) right atrium and left atrium.
4. D) right ventricle and left ventricle.

 

Answer:  D

Explanation:  The bottom chambers are the right ventricle and the left ventricle.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

11) The valve located between the right atrium and right ventricle is the:

1. A) mitral (bicuspid) valve.
2. B) tricuspid valve.
3. C) aortic valve.
4. D) pulmonary valve.

 

Answer:  B

Explanation:  The tricuspid valve is located between the right atrium and the right ventricle.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

12) The valve located between the left atrium and left ventricle is the:

1. A) mitral (bicuspid) valve.
2. B) tricuspid valve.
3. C) aortic valve.
4. D) pulmonary valve.

 

Answer:  A

Explanation:  The mitral (bicuspid) valve is located between the left atrium and left ventricle.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

13) The tricuspid and mitral (bicuspid) valves are known as ________ because they separate the atria from the ventricles.

1. A) semilunar valves
2. B) pulmonary valves
3. C) atrioventricular (AV) valves
4. D) aortic valves

 

Answer:  C

Explanation:  The tricuspid and mitral (bicuspid) valves are known as atrioventricular (AV) valves because they separate the atria from the ventricles.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

 

14) The ________ valves separate the ventricles from the arteries leading to the lungs and body.

1. A) tricuspid
2. B) semilunar
3. C) mitral (bicuspid)
4. D) atrioventricular (AV)

 

Answer:  B

Explanation:  The semilunar valves separate the ventricles from the arteries leading to the lungs and body.

Difficulty: 3 Hard

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

15) The two semilunar valves are the:

1. A) pulmonary and mitral valves.
2. B) aortic and tricuspid valves.
3. C) tricuspid and mitral valves.
4. D) aortic and pulmonary valves.

 

Answer:  D

Explanation:  The valves leading to the pulmonary artery and the aorta are semilunar valves.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

 

16) Blood returns to the heart via the veins. The largest vein is the:

1. A) vena cava.
2. B) cava vena.
3. C) jugular vein.
4. D) subclavian vein.

 

Answer:  A

Explanation:  The largest vein in the body is the vena cava.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

17) Oxygenated blood travels through the heart via the

1. A) pulmonary arteries.
2. B) peripheral venous system.
3. C) coronary arteries.
4. D) pulmonary veins.

 

Answer:  C

Explanation:  Oxygenated blood travels through the aorta to the coronary arteries.

Difficulty: 2 Medium

Topic:  Principles of Circulation

Learning Objective:  02.03 Differentiate among pulmonary, systemic, and coronary circulation.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

18) The valves located in the heart are important because they:

1. A) regulate the speed of blood flow.
2. B) prevent blood from flowing backwards.
3. C) form electrical conduction through the heart.
4. D) allow for good blood flow to the body.

 

Answer:  B

Explanation:  The flaps or cusps in the valves open to allow blood flow, then close to prevent the backflow of blood.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

19) Blood that leaves the right ventricle is considered:

1. A) deoxygenated.
2. B) systemic.
3. C) peripheral venous return.
4. D) visceral.

 

Answer:  A

Explanation:  When the heart contracts, the right ventricle pumps deoxygenated blood to the lungs via the pulmonary artery.

Difficulty: 2 Medium

Topic:  Anatomy of the Heart

Learning Objective:  02.02 Recall the structures of the heart including valves, chambers, and vessels.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

 

20) What are the first vessels to branch off the aorta?

1. A) Coronary arteries
2. B) Capillaries
3. C) Venae cavae
4. D) Pulmonary arteries

 

Answer:  A

Explanation:  Oxygenated blood from the left ventricle travels through the aorta to the coronary arteries. These arteries branch to supply oxygenated blood to the entire heart.

Difficulty: 2 Medium

Topic:  Principles of Circulation

Learning Objective:  02.03 Differentiate among pulmonary, systemic, and coronary circulation.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

21) The volume of blood pumped each minute is referred to as the:

1. A) cardiac cycle.
2. B) cardiac output.
3. C) stroke volume.
4. D) systole.

 

Answer:  B

Explanation:  The volume of blood pumped each minute is referred to as cardiac output.

Difficulty: 2 Medium

Topic:  Principles of Circulation

Learning Objective:  02.03 Differentiate among pulmonary, systemic, and coronary circulation.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  3.c Apply medical terminology for each specialty

 

22) The volume of blood ejected with each contraction is referred to as the:

1. A) cardiac cycle.
2. B) cardiac output.
3. C) stroke volume.
4. D) systole.

 

Answer:  C

Explanation:  The volume of blood ejected with each contraction is referred to as stroke volume.

Difficulty: 2 Medium

Topic:  Principles of Circulation

Learning Objective:  02.03 Differentiate among pulmonary, systemic, and coronary circulation.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  3.c Apply medical terminology for each specialty

 

23) The “lubb” and “dupp” sounds you hear are made by the:

1. A) opening and closing of the heart valves.
2. B) atria contracting.
3. C) ventricles contracting.
4. D) blood flow through the heart.

 

Answer:  A

Explanation:  These sounds are made by the opening and closing of the heart valves.

Difficulty: 2 Medium

Topic:  The Cardiac Cycle

Learning Objective:  02.04 Explain the cardiac cycle including the difference between systole and diastole.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

24) The phase of the cardiac cycle when the heart is expanding and refilling, also known as the relaxation phase, is:

1. A) systole.
2. B) diastole.
3. C) automaticity.
4. D) conductivity.

 

Answer:  B

Explanation:  As the heart relaxes, it is expanding and refilling. The relaxation phase of the heart is known as diastole.

Difficulty: 2 Medium

Topic:  The Cardiac Cycle

Learning Objective:  02.04 Explain the cardiac cycle including the difference between systole and diastole.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

 

25) The phase of the cardiac cycle when the heart is pumping blood out to the body, also known as the contraction phase, is:

1. A) systole.
2. B) diastole.
3. C) automaticity.
4. D) conductivity.

 

Answer:  A

Explanation:  When the heart contracts, it is squeezing blood out to the body. The contraction phase is known as systole.

Difficulty: 2 Medium

Topic:  The Cardiac Cycle

Learning Objective:  02.04 Explain the cardiac cycle including the difference between systole and diastole.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

26) Together, the contraction and relaxation of the heart make up:

1. A) systole.
2. B) diastole.
3. C) the cardiac cycle.
4. D) coronary circulation.

 

Answer:  C

Explanation:  Systole (contraction) and diastole (relaxation) of the heart make up the cardiac cycle.

Difficulty: 2 Medium

Topic:  The Cardiac Cycle

Learning Objective:  02.04 Explain the cardiac cycle including the difference between systole and diastole.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

27) The heart’s own ability to initiate an electrical impulse without being stimulated by another source is known as:

1. A) contractility.
2. B) excitability.
3. C) conductivity.
4. D) automaticity.

 

Answer:  D

Explanation:  Automaticity is the ability of the heart to initiate an electrical impulse.

Difficulty: 2 Medium

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

28) The ability of the heart cells to receive and transmit an electrical impulse is known as:

1. A) contractility.
2. B) excitability.
3. C) conductivity.
4. D) automaticity.

 

Answer:  C

Explanation:  Conductivity is the ability of the heart cells to receive and transmit an electrical impulse.

Difficulty: 2 Medium

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

29) The ability of the heart muscle cells to shorten in response to an electrical impulse is known as:

1. A) contractility.
2. B) excitability.
3. C) conductivity.
4. D) automaticity.

 

Answer:  A

Explanation:  Contractility is the ability of the heart muscle cells to shorten, or contract, in response to an electrical stimulus.

Difficulty: 2 Medium

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

30) The ability of the heart muscle cells to respond to an impulse or stimulus is known as:

1. A) contractility.
2. B) excitability.
3. C) conductivity.
4. D) automaticity.

 

Answer:  B

Explanation:  Excitability is the ability of the heart muscle cells to respond to an impulse or stimulus.

Difficulty: 2 Medium

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions; 3.c Apply medical terminology for each specialty

 

 

31) When the sympathetic branch of the ANS (automatic nervous system) is stimulated, the heart responds by:

1. A) speeding up.
2. B) slowing down.
3. C) beating more regularly.
4. D) contracting with greater force.

 

Answer:  A

Explanation:  When the sympathetic branch of the ANS is stimulated, it speeds up the heart.

Difficulty: 3 Hard

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

32) What is the heart’s response to stimulation of the vagus nerve?

1. A) It beats more regularly.
2. B) It contracts with greater force.
3. C) It speeds up.
4. D) It slows down.

 

Answer:  D

Explanation:  Stimulation of the vagus nerve slows the heart.

Difficulty: 3 Hard

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

 

33) The function of the bundle branches is to:

1. A) delay the electrical impulse to allow for the atrial kick to occur.
2. B) conduct electrical impulses from the atria to the ventricles.
3. C) conduct electrical impulses from the AV node to the left and right ventricles.
4. D) distribute the electrical impulse through the myocardium.

 

Answer:  C

Explanation:  The bundle branches conduct electrical impulses from the AV node to the left and right ventricles.

Difficulty: 3 Hard

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

34) The SA node sends electrical impulses at a rate of:

1. A) 72 to 100 bpm.
2. B) 40 to 60 bpm.
3. C) 20 to 40 bpm.
4. D) 60 to 100 bpm.

 

Answer:  D

Explanation:  The SA node fires at about 60 to 100 times per minute.

Difficulty: 3 Hard

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

 

35) The primary pacemaker of a normal heart, where the electrical impulse for the heartbeat originates, is the:

1. A) SA node.
2. B) AV node.
3. C) bundle of His.
4. D) Purkinje network.

 

Answer:  A

Explanation:  The sinoatrial (SA) node is the primary pacemaker of the heart and initiates the heartbeat in the normal heart.

Difficulty: 1 Easy

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

36) The AV node has several important functions that help the heart work effectively. Which of the following is not a function of the AV node?

1. A) It causes the delay of electrical impulses, which limits the number of impulses traveling to the ventricles.
2. B) It allows for a delay to provide time for the blood to travel from the atria to the ventricles before they contract.
3. C) It causes a loss of atrial kick.
4. D) It serves as a backup pacemaker if the SA node fails.

 

Answer:  C

Explanation:  The AV node causes a delay in the electrical impulse, which provides time for additional blood to travel from the atria to the ventricles before they contract. This additional blood is known as the atrial kick.

Difficulty: 3 Hard

Topic:  Conduction System of the Heart

Learning Objective:  02.05 Describe the structure and function of the heart and conduction system and how they relate to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

 

37) Depolarization of the cells causes the heart muscle to:

1. A) relax.
2. B) refill the chambers of the heart.
3. C) conduct electrical impulses.
4. D) contract.

 

Answer:  D

Explanation:  Depolarization is the most important electrical event in the heart—it causes the heart to contract and pump blood to the body.

Difficulty: 2 Medium

Topic:  Electrical Stimulation and the ECG Waveform

Learning Objective:  02.06 Describe the heart activity that produces each part of the ECG waveform.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

38) The P wave represents:

1. A) atrial contraction.
2. B) atrial relaxation.
3. C) ventricular contraction.
4. D) ventricular relaxation.

 

Answer:  A

Explanation:  The P wave represents atrial depolarization with resulting atrial contraction.

Difficulty: 2 Medium

Topic:  Electrical Stimulation and the ECG Waveform

Learning Objective:  02.06 Describe the heart activity that produces each part of the ECG waveform.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

 

39) The T wave represents:

1. A) atrial contraction.
2. B) atrial relaxation.
3. C) ventricular contraction.
4. D) ventricular relaxation.

 

Answer:  D

Explanation:  The T wave represents ventricular repolarization or relaxation.

Difficulty: 2 Medium

Topic:  Electrical Stimulation and the ECG Waveform

Learning Objective:  02.06 Describe the heart activity that produces each part of the ECG waveform.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

40) Circulation is the process of;

1. A) electricity flowing through the heart.
2. B) blood flowing through the ventricles.
3. C) transporting blood to and from body tissues.
4. D) systole and diastole.

 

Answer:  C

Explanation:  Circulation, the process of transporting blood to and from the body tissues, depends on the heart’s ability to contract or beat.

Difficulty: 1 Easy

Topic:  Circulation and the ECG

Learning Objective:  02.01 Explain how circulation occurs in relation to the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  3.c Apply medical terminology for each specialty

41) Which of the following statements best describes the function of the heart?

1. A) It transports nutrients and oxygen to the body tissues.
2. B) It pumps blood to and from the body tissues.
3. C) It oxygenates blood to be sent to the body tissues.
4. D) It removes waste gases from the body tissues.

 

Answer:  B

Explanation:  The heart pumps blood to and from all of the tissues of the body. The blood carries oxygen and nutrients to the body tissues and removes wastes from the body tissues.

Difficulty: 1 Easy

Topic:  Circulation and the ECG

Learning Objective:  02.01 Explain how circulation occurs in relation to the ECG.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

Electrocardiography for Healthcare Professionals, 5e (Booth)

Chapter 4   Performing an ECG

 

1) The first thing that is needed to perform an ECG is:

1. A) payment from the patient for the test.
2. B) a physician order for the test.
3. C) battery back-up power for the ECG machine.
4. D) a consent form signed by the patient.

 

Answer:  B

Explanation:  An ECG must be ordered by a physician or licensed practitioner, and an order form must be completed prior to the procedure.

Difficulty: 1 Easy

Topic:  Preparation for the ECG Procedure

Learning Objective:  04.01 Carry out preparation of the patient, room, and equipment for an ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

 

2) What information must be included on the ECG requisition?

1. A) Signature or initials of the ECG technician
2. B) Patient address and phone number
3. C) Location and date of recording
4. D) Model of the ECG machine

 

Answer:  C

Explanation:  The requisition form must include the reason the ECG was ordered and the following identifying information: patient name, ID number, date of birth, location and date of recording, patient age, sex, and race, and current medications, as well any special position for the patient during the recording.

Difficulty: 1 Easy

Topic:  Preparation for the ECG Procedure

Learning Objective:  04.01 Carry out preparation of the patient, room, and equipment for an ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

 

 

3) You have an order to perform an ECG on a 76-year-old woman. You knock on the door to her hospital room, introduce yourself, and explain that you are going to perform an ECG. You explain the procedure, but the woman refuses to allow you to do the ECG. What should you say to the patient?

1. A) “Will you tell me why you don’t wish to have an ECG done?”
2. B) “Don’t worry; the ECG only takes a few seconds to do.”
3. C) “Your doctor has ordered this test and it must be done.”
4. D) “I will have to report you to my supervisor immediately.”

 

Answer:  A

Explanation:  If the patient refuses an ECG, determine the cause of the refusal. Provide any information or reassurance the patient may need. Some patients have fear or concern about the procedure. Explain carefully that the ECG machine and procedure will not cause the patient any harm.

Difficulty: 2 Medium

Topic:  Communicating with the Patient

Learning Objective:  04.02 Describe the communication needed during the ECG procedure, including the actions to take if a patient refuses to allow an ECG to be performed.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  10.b Demonstrate professional behavior

 

4) While preparing to perform an ECG on a 15-year-old girl, you pull the curtain around her hospital bed. The patient becomes agitated and asks why you closed the curtain. What should you tell her?

1. A) It is loud and noisy in the hallway, and you need to work in a quiet environment.
2. B) The temperature of the room is too cold.
3. C) You are providing privacy for the patient.
4. D) You do not like co-workers watching you perform the procedure.

 

Answer:  C

Explanation:  Because many patients are fearful or feel they lack privacy, inform them that closing the door or curtain is for their privacy.

Difficulty: 1 Easy

Topic:  Communicating with the Patient

Learning Objective:  04.02 Describe the communication needed during the ECG procedure, including the actions to take if a patient refuses to allow an ECG to be performed.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  4.h Demonstrate compliance with HIPAA guidelines, the ADA Amendments Act, and the Health Information Technology for Economic and Clinical Health (HITECH) Act

 

 

5) What must you always check prior to performing any procedure on a patient?

1. A) The patient’s name and identification number
2. B) The method of payment for the procedure
3. C) The name of the physician who ordered the test
4. D) The availability of a patient gown

 

Answer:  A

Explanation:  You must always check the patient’s name and medical record or patient identification number and verify it with the patient’s birthdate prior to performing any procedure on a patient.

Difficulty: 1 Easy

Topic:  Communicating with the Patient

Learning Objective:  04.02 Describe the communication needed during the ECG procedure, including the actions to take if a patient refuses to allow an ECG to be performed.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  4.f Comply with federal, state, and local health laws and regulations as they relate to healthcare settings

 

6) Which rib is located next to the angle of Louis?

1. A) First rib
2. B) Second rib
3. C) Third rib
4. D) Fourth rib

 

Answer:  B

Explanation:  To the right and left of the angle of Louis are the second ribs.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  2.a List all body systems and their structures and functions

 

 

7) When properly positioning the chest lead electrodes, you should make sure that the electrode is placed on the ________ of the rib cage.

1. A) suprasternal notch
2. B) midclavicular line
3. C) intercostal space
4. D) angle of Louis

 

Answer:  C

Explanation:  The intercostal space is the area between two ribs where the electrodes should be placed.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

8) When applying the chest leads, you will place the V6 lead:

1. A) in line with V4 on the midaxillary line.
2. B) at the fourth ICS, right sternal border.
3. C) at the fifth ICS, left midclavicular line.
4. D) at the fourth ICS, left sternal border.

 

Answer:  A

Explanation:  Place V6 at the midaxillary line on the same horizontal line as V4.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

 

9) Which anatomical landmark starts in the middle of the axilla and runs down the side of the chest?

1. A) Midclavicular line
2. B) Anterior axillary line
3. C) Suprasternal notch
4. D) Midaxillary line

 

Answer:  D

Explanation:  The midaxillary line is an imaginary vertical line that starts at the middle of the axilla and extends down the side of the chest.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

10) Which of the following chest leads are placed on the chest using specific anatomical landmarks?

1. A) V1, V3, V4, and V6
2. B) V1, V4, V5, and V6
3. C) V1, V2, V3, V4, and V6
4. D) V1, V2, V4, V5, and V6

 

Answer:  D

Explanation:  The anatomical landmarks should always be located when placing chest electrodes. Do not place them visually.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

 

11) When applying chest leads, you will place the V4 lead:

5. A) midway between V3 and V5.
6. B) at the fourth ICS, right sternal border.
7. C) at the fifth ICS, left midclavicular line.
8. D) at the fourth ICS, left sternal border.

 

Answer:  C

Explanation:  Lead V4 is placed at the fifth ICS, at the left midclavicular line.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

12) When applying chest leads, you will place the V2 lead:

5. A) midway between V3 and V5.
6. B) at the fourth ICS, right sternal border.
7. C) at the fifth ICS, left midclavicular line.
8. D) at the fourth ICS, left sternal border.

 

Answer:  D

Explanation:  Lead V2 is placed at the fourth ICS, left sternal border.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

 

13) How can you be certain you are attaching the lead wires to the electrodes properly?

1. A) Consult the physician
2. B) Check the manufacturer’s directions in the instruction manual
3. C) Ask your supervisor or co-worker
4. D) Identify the colors of the individual leads.

 

Answer:  B

Explanation:  Refer to the manufacturer’s directions in the instruction manual for the optimum placement technique recommended for the equipment you are using.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

14) You should place the limb electrodes before the chest electrodes because:

1. A) the ECG will not run at all without the limb leads attached.
2. B) they are closest to you and easiest to reach.
3. C) the limb leads rarely require a skin prep or cleansing.
4. D) placement of the chest electrodes depends on these leads.

 

Answer:  A

Explanation:  The ECG machine will run if the limb leads are attached and the chest leads are not. This is important in the event the patient is having a cardiac crisis.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

 

15) The patient has a cast on his lower left leg. The limb electrode placement should be:

1. A) right leg electrode at the lower leg and left leg electrode at the inner thigh.
2. B) right leg electrode at the lower leg and left leg electrode on the top of the cast.
3. C) at equal levels on the thighs.
4. D) the same as if the patient did not have a cast.

 

Answer:  C

Explanation:  When placement of the leg leads on one of the patient’s lower legs is not possible, the alternate site is on the upper legs. The leads should be placed at the same site on each leg.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

16) When placing the chest electrodes on a female with large breasts, you must:

1. A) place the electrodes directly on the breast tissue to achieve the correct position.
2. B) lift the breast and place the electrodes in the closest position possible.
3. C) place the electrodes lower on the abdomen, away from the breast.
4. D) place the electrodes on the patient’s back.

 

Answer:  B

Explanation:  Ask the patient to move her breasts, or simply use the back of your hand to lift the breast and place the electrodes in the closest position possible. The breast may sit on top of the electrode, but not the other way around.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology; 8.j Make adaptations for patients with special needs (psychological or physical limitations)

 

 

17) You are placing the electrodes for an ECG on a patient who weighs 342 pounds, and you cannot find the midclavicular line. What should you do to place lead V4?

1. A) Place the lead where you think it should go.
2. B) Place lead V3 and V5 first, then place lead V4 in the middle.
3. C) Use the clavicle as the landmark.
4. D) Use the nipple line as the guide.

 

Answer:  C

Explanation:  In obese patients, the midclavicular line does not always run directly through the nipple line. You must use the clavicle as your landmark.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology; 8.j Make adaptations for patients with special needs (psychological or physical limitations)

 

18) Electrical safety is maintained while performing an ECG by all of the following except:

1. A) removing the plug from the electrical outlet by pulling it out by the prong connection.
2. B) ensuring that the bed or examination table is not touching the wall or any electrical equipment.
3. C) checking the insulation on the electrical cord for cracks or frays.
4. D) removing any electrical equipment from the patient’s body.

 

Answer:  D

Explanation:  Having the patient remove electrical equipment lessens the possibility of artifact, but it does not contribute to electrical safety.

Difficulty: 3 Hard

Topic:  Safety

Learning Objective:  04.03 Identify at least three ways to provide for safety during the ECG procedure.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

 

 

19) Approach the patient from the patient’s ________ if possible when performing an ECG.

1. A) left side
2. B) right side
3. C) top
4. D) bottom

 

Answer:  A

Explanation:  If possible, work from the left side of the bed or exam table because most of the electrodes and leads are placed on the left side of the chest.

Difficulty: 2 Medium

Topic:  Communicating with the Patient

Learning Objective:  04.02 Describe the communication needed during the ECG procedure, including the actions to take if a patient refuses to allow an ECG to be performed.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

20) Which of these tasks does not necessarily need to be done before operating the ECG machine?

1. A) Identify and communicate with the patient.
2. B) Prepare the room and equipment.
3. C) Attach the electrodes and leads.
4. D) Enter the correct ICD-10 code.

 

Answer:  D

Explanation:  Before operating the ECG machine, make sure you have identified and communicated with the patient, prepared the room and provided for privacy, provided for safety and infection control, checked the equipment and supplies, and attached the electrodes and leads. The ICD-10 code, when required, can be entered after the ECG has been performed.

Difficulty: 2 Medium

Topic:  Operating the ECG Machine

Learning Objective:  04.05 Describe the procedure for recording a 12 lead ECG.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

 

21) You are about to record an ECG on a patient who has Parkinson’s disease. What measures can you take to prevent somatic tremors from being recorded on the ECG recording?

1. A) Have the patient put his or her hands, palms down, under the buttocks.
2. B) Remove tension from the lead wires.
3. C) Apply electrodes securely.
4. D) Move the patient’s bed away from the wall.

 

Answer:  A

Explanation:  Have patients who suffer from neuromuscular disorders put their hands, palms down, under their buttocks. This will decrease the tremor and improve the tracing.

Difficulty: 2 Medium

Topic:  Checking the ECG Tracing

Learning Objective:  04.06 Identify types of artifact and how to prevent or correct them.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  8.j Make adaptations for patients with special needs (psychological or physical limitations)

 

22) Which of the following problems can cause wandering baseline on the ECG tracing?

1. A) Improperly applied electrodes or poor skin preparation
2. B) Patient talking while the ECG is being recorded
3. C) Improper grounding
4. D) Electrical interference

 

Answer:  A

Explanation:  Causes of wandering baseline include improperly applied electrodes or poor skin preparation; oil, lotion, dirt, or hair on the skin under the electrodes; pulling on electrodes from unsupported lead wires; old, corroded, or dirty electrodes; and too little or dried-out gel.

Difficulty: 2 Medium

Topic:  Checking the ECG Tracing

Learning Objective:  04.06 Identify types of artifact and how to prevent or correct them.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  8.j Make adaptations for patients with special needs (psychological or physical limitations)

 

 

23) What type of artifact is shown in the figure?

 

1. A) Wandering baseline
2. B) Somatic tremor
3. C) Alternating current interference
4. D) Baseline shift

 

Answer:  B

Explanation:  This artifact is somatic tremor due to voluntary or involuntary muscle movement.

Difficulty: 3 Hard

Topic:  Checking the ECG Tracing

Learning Objective:  04.06 Identify types of artifact and how to prevent or correct them.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

 

24) Which of the following causes AC interference artifact?

1. A) Voluntary movement, such as talking or chewing gum
2. B) Lead wires crossed and not pointed toward the hands and feet
3. C) Oil, lotion, dirt, or hair under the electrodes
4. D) Involuntary movement due to Parkinson’s disease

 

Answer:  B

Explanation:  Crossed lead wires can cause AC interference artifact.

Difficulty: 2 Medium

Topic:  Checking the ECG Tracing

Learning Objective:  04.06 Identify types of artifact and how to prevent or correct them.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

 

 

25) What type of artifact is shown in the figure?

 

1. A) Somatic tremor
2. B) AC interference
3. C) Wandering baseline
4. D) Involuntary movement

 

Answer:  C

Explanation:  Wandering baseline occurs when the tracing drifts away from the center of the graph paper.

Difficulty: 2 Medium

Topic:  Checking the ECG Tracing

Learning Objective:  04.06 Identify types of artifact and how to prevent or correct them.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

 

26) What type of artifact is shown in the figure below?

 

1. A) Somatic tremor
2. B) AC interference
3. C) Wandering baseline
4. D) Involuntary movement

 

Answer:  B

Explanation:  AC interference will appear as uniform small spikes on the ECG tracing.

Difficulty: 2 Medium

Topic:  Checking the ECG Tracing

Learning Objective:  04.06 Identify types of artifact and how to prevent or correct them.

Bloom’s:  Apply

Accessibility:  Keyboard Navigation

 

 

27) If the ECG was ordered stat, what must be done with the results?

1. A) Give the results directly and immediately to the physician.
2. B) Place the results on the physician’s desk.
3. C) Place the results at the nursing station.
4. D) Fax the ECG to a central database.

 

Answer:  A

Explanation:  If the ECG was ordered stat, you must give the results directly and immediately to the physician. The patient may have a condition that needs immediate treatment and no time should be wasted.

Difficulty: 1 Easy

Topic:  Reporting ECG Results

Learning Objective:  04.07 Describe how to report the ECG results.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  4.a Follow documentation guidelines

 

28) How should you clean the cables and electrode clips on the ECG machine?

1. A) Soak them in a disinfectant solution.
2. B) Use a soft cloth moistened with disinfectant or packaged wipes.
3. C) Place them in an autoclave or heat sterilization unit.
4. D) Rub them vigorously with a cloth moistened with acetone.

 

Answer:  B

Explanation:  Follow your facility’s policy to clean the cables and electrodes using a soft cloth moistened in disinfectant or disposable disinfectant wipes. Do not use acetone or immerse the cables or use heat sterilization.

Difficulty: 2 Medium

Topic:  Equipment Maintenance

Learning Objective:  04.08 Identify the steps for cleaning and caring for the ECG equipment.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

 

 

 

29) You are preparing to perform a 12-lead ECG on a 7-year-old child. When communicating with this patient, you should:

1. A) use technical words to make the child feel like a grownup.
2. B) avoid using technical words.
3. C) address the parents instead of the child.
4. D) make the parents leave the room.

 

Answer:  B

Explanation:  Give simple directions the child can understand. Avoid using technical words.

Difficulty: 2 Medium

Topic:  Pediatric ECG

Learning Objective:  04.09 Explain variations for a pediatric ECG procedure.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  5.d Adapt care to address the developmental stages of life

30) For infants and small children, where may you have to place lead V3 to prevent crowding of the chest electrodes?

1. A) On the patient’s back
2. B) On the right side of the chest
3. C) In the same location by overlapping the electrodes
4. D) Parallel with V2

 

Answer:  B

Explanation:  Small differences in placement can make a difference in the ECG tracing. Because of crowding on the chest, it may be necessary to move V3 to the right side of the chest. Be sure to note this on the ECG tracing.

Difficulty: 2 Medium

Topic:  Pediatric ECG

Learning Objective:  04.09 Explain variations for a pediatric ECG procedure.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  8.j Make adaptations for patients with special needs (psychological or physical limitations); 5.d Adapt care to address the developmental stages of life

 

 

 

31) Placing lead V3 on the right side of the chest is known as:

1. A) V3R.
2. B) V3P.
3. C) V3L.
4. D) V3C.

 

Answer:  A

Explanation:  This alternate method of placement is known as V3R and is sometimes used on adults as well as on children. This lead adjustment needs to be noted on the ECG tracing.

Difficulty: 2 Medium

Topic:  Pediatric ECG

Learning Objective:  04.09 Explain variations for a pediatric ECG procedure.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  3.c Apply medical terminology for each specialty; 3.d Define and use medical abbreviations when appropriate and acceptable

32) What is the difference between continuous cardiac monitoring and a routine ECG?

1. A) Nondisposable electrodes are used.
2. B) Only three electrodes are used.
3. C) Placement of the electrodes is different.
4. D) The recording speed is different.

 

Answer:  B

Explanation:  During continuous monitoring, three disposable electrodes are used. The tracing is monitored but not usually recorded unless an ECG is required during the cardiac monitoring.

Difficulty: 2 Medium

Topic:  Cardiac Monitoring

Learning Objective:  04.10 Distinguish between a routine ECG and cardiac monitoring.

Bloom’s:  Analyze

Accessibility:  Keyboard Navigation

ABHES:  3.c Apply medical terminology for each specialty

 

 

 

33) You are recording an ECG tracing on a female patient who has had a mastectomy. Your responsibilities include:

1. A) documenting this information on the ECG tracing.
2. B) using the other side of the woman’s chest.
3. C) moving the limb leads to the patient’s shoulders and thighs.
4. D) placing the electrodes on the patient’s back.

 

Answer:  A

Explanation:  If the female patient has had a mastectomy, be careful placing the electrodes because the skin may be fragile. On the ECG tracing, note that the patient had a mastectomy and which breast is affected.

Difficulty: 2 Medium

Topic:  Special Patient Considerations

Learning Objective:  04.11 Summarize special patient circumstances when performing an ECG.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  8.j Make adaptations for patients with special needs (psychological or physical limitations)

34) If your patient is in a permanent fetal position with her arms drawn tightly over the chest, where do you position the electrodes?

1. A) On the upper chest and lower abdomen
2. B) On the right side of the chest
3. C) On the back
4. D) Place V1 and V2 higher on the chest

 

Answer:  C

Explanation:  If the patient is in a permanent fetal position, the electrodes are positioned over the heart on the left side of the back. Remember to document the alternate location and why.

Difficulty: 2 Medium

Topic:  Special Patient Considerations

Learning Objective:  04.11 Summarize special patient circumstances when performing an ECG.

Bloom’s:  Understand

Accessibility:  Keyboard Navigation

ABHES:  8.j Make adaptations for patients with special needs (psychological or physical limitations)

 

 

 

35) If you record more than one ECG during a Code Blue emergency, it is important to note which of the following?

1. A) How many times the ECG was performed
2. B) Indicate on tracing “repeat ECG-same lead placement”
3. C) Location of the normal electrode placement
4. D) How long you were in the patient’s room

 

Answer:  B

Explanation:  Perform the first ECG and leave the electrodes in place in order to perform the second ECG quickly. Indicate on the tracing ‘repeat ECG-same lead placement.’

Difficulty: 2 Medium

Topic:  Handling Emergencies

Learning Objective:  04.12 Recall the steps for handling an emergency during the ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

36) Which landmark is an imaginary line on the chest that runs vertically through the center of the clavicle?

1. A) Anterior axillary line
2. B) Midaxillary line
3. C) Angle of Louis
4. D) Midclavicular line

 

Answer:  D

Explanation:  The midclavicular line is an imaginary line on the chest that runs vertically through the center of the clavicle.

Difficulty: 2 Medium

Topic:  Applying the Electrodes and Leads

Learning Objective:  04.04 Demonstrate the procedure for applying the electrodes and lead wires for a 12 lead ECG and cardiac monitoring.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

 

 

 

37) The standardization mark on a manual ECG machine should be inserted:

1. A) aligned with a T wave.
2. B) aligned with a P wave.
3. C) between the T wave of one complex and the P wave of the next.
4. D) at the midpoint of an ST segment.

 

Answer:  C

Explanation:  The standardization mark should be set between the T wave of one complex and the P wave of the next.

Difficulty: 3 Hard

Topic:  Operating the ECG Machine

Learning Objective:  04.05 Describe the procedure for recording a 12 lead ECG.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology

 

38) Which lead is typically used during continuous cardiac monitoring to provide the best view of the P wave?

1. A) I
2. B) II
3. C) III
4. D) V6

 

Answer:  B

Explanation:  During cardiac monitoring, either lead II or a modified chest lead (MCL) is used because these leads provide the best ability to view the P wave.

Difficulty: 2 Medium

Topic:  Cardiac Monitoring

Learning Objective:  04.10 Distinguish between a routine ECG and cardiac monitoring.

Bloom’s:  Remember

Accessibility:  Keyboard Navigation

ABHES:  8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology