Question 1

-The heart rate in Figure 14 is closest to

Accepted Answer

A) 150. 
B) 100. 
C) 75. 
D) 60. 
A) 150. 
B) 100. 
C) 75. 
D) 60. B

Question 2

-The QRS interval of the ventricular beat in Figure 10 is closest to

Accepted Answer

A) 0.40 seconds. 
B) 0.80 seconds. 
C) 0.06 seconds. 
D) 0.20 seconds. 
A) 0.40 seconds. 
B) 0.80 seconds. 
C) 0.06 seconds. 
D) 0.20 seconds. D

Question 3

Asystole is usually a terminal event.

Accepted Answer

A) True 
 B)False  True

Question 4

All ventricular rhythms are life-threatening.

Accepted Answer

A) True 
 B)False

Question 5

The rhythm in Figure 11 is

Accepted Answer

A) atrial fibrillation. 
B) atrial flutter. 
C) sinus rhythm with a burst of PAT. 
D) sinus rhythm converting to ventricular tachycardia. 
A) atrial fibrillation. 
B) atrial flutter. 
C) sinus rhythm with a burst of PAT. 
D) sinus rhythm converting to ventricular tachycardia.

Question 6

Ventricular tachycardia is usually a result of escape.

Accepted Answer

A) True 
 B)False

Question 7

What causes fusion beats?

Accepted Answer

A) Depolarization of the ventricle by a sinus impulse that coincides with polarization by a premature ventricular impulse 
B) Polarization of the ventricle by a sinus impulse that coincides with depolarization by a premature ventricular impulse 
C) Simultaneous depolarization of the ventricle by a sinus impulse and a premature ventricular impulse 
D) Simultaneous polarization of the ventricle by a sinus impulse and a premature ventricular impulse 
A) Depolarization of the ventricle by a sinus impulse that coincides with polarization by a premature ventricular impulse 
B) Polarization of the ventricle by a sinus impulse that coincides with depolarization by a premature ventricular impulse 
C) Simultaneous depolarization of the ventricle by a sinus impulse and a premature ventricular impulse 
D) Simultaneous polarization of the ventricle by a sinus impulse and a premature ventricular impulse

Question 8

Ventricular fibrillation can be caused by

Accepted Answer

A) heart attack. 
B) drowning. 
C) drug overdoses. 
D) all of the above. 
A) heart attack. 
B) drowning. 
C) drug overdoses. 
D) all of the above.

Question 9

Which of the following most accurately describes the appearance of fusion beats?

Accepted Answer

A) All fusion beats resemble sinus beats. 
B) All fusion beats resemble premature ventricular complexes. 
C) All fusion beats resemble a hybrid of sinus beats and premature ventricular complexes. 
D) Some fusion beats resemble sinus beats and some resemble premature ventricular complexes. 
A) All fusion beats resemble sinus beats. 
B) All fusion beats resemble premature ventricular complexes. 
C) All fusion beats resemble a hybrid of sinus beats and premature ventricular complexes. 
D) Some fusion beats resemble sinus beats and some resemble premature ventricular complexes.

Question 10

-In Figure 12,there are only

Accepted Answer

A) P waves. 
B) QRS complexes. 
C) T waves. 
D) U waves. 
A) P waves. 
B) QRS complexes. 
C) T waves. 
D) U waves.

Question 11

Torsades de pointes can be treated with magnesium.

Accepted Answer

A) True 
 B)False

Question 12

Accelerated idioventricular rhythm has a heart rate between ________.

Accepted Answer

The answer of Accelerated idioventricular rhythm has a heart rate...

Question 13

Multifocal couplets are

Accepted Answer

A) long runs of ventricular tachycardia. 
B) a pair of PVCs that look the same. 
C) a pair of PVCs that look different. 
D) reason to start CPR. 
A) long runs of ventricular tachycardia. 
B) a pair of PVCs that look the same. 
C) a pair of PVCs that look different. 
D) reason to start CPR.

Question 14

-The wide-QRS beat in Figure 10 is a(n)

Accepted Answer

A) junctional escape beat. 
B) ventricular escape beat. 
C) PVC. 
D) compensatory pause. 
A) junctional escape beat. 
B) ventricular escape beat. 
C) PVC. 
D) compensatory pause.

Question 15

-The rhythm in Figure 10 is

Accepted Answer

A) sinus rhythm with occasional PACs. 
B) sinus bradycardia with PVC. 
C) sinus rhythm with a sinus arrest and a ventricular escape beat. 
D) idioventricular rhythm. 
A) sinus rhythm with occasional PACs. 
B) sinus bradycardia with PVC. 
C) sinus rhythm with a sinus arrest and a ventricular escape beat. 
D) idioventricular rhythm.

Question 16

-The rhythm in Figure 12 is

Accepted Answer

A) P wave asystole. 
B) ventricular tachycardia. 
C) ventricular fibrillation. 
D) paced ventricular rhythm. 
A) P wave asystole. 
B) ventricular tachycardia. 
C) ventricular fibrillation. 
D) paced ventricular rhythm.

Question 17

Agonal rhythm has a heart rate less than ________.

Accepted Answer

The answer of Agonal rhythm has a heart rate less...

Question 18

Idioventricular rhythm is usually a result of usurpation.

Accepted Answer

A) True 
 B)False

Question 19

-The rhythm in Figure 16 is

Accepted Answer

A) ventricular tachycardia. 
B) ventricular fibrillation. 
C) accelerated idioventricular rhythm. 
D) asystole. 
A) ventricular tachycardia. 
B) ventricular fibrillation. 
C) accelerated idioventricular rhythm. 
D) asystole.

Question 20

All the following are appropriate treatment for asystole EXCEPT

Accepted Answer

A) electrical shock to the heart. 
B) CPR. 
C) oxygen. 
D) pacemaker. 
A) electrical shock to the heart. 
B) CPR. 
C) oxygen. 
D) pacemaker.

-The heart rate in Figure 14 is closest to

-The QRS interval of the ventricular beat in Figure 10 is closest to

Asystole is usually a terminal event.

All ventricular rhythms are life-threatening.

The rhythm in Figure 11 is

Ventricular tachycardia is usually a result of escape.

What causes fusion beats?

Ventricular fibrillation can be caused by

Which of the following most accurately describes the appearance of fusion beats?

-In Figure 12,there are only

Torsades de pointes can be treated with magnesium.

Accelerated idioventricular rhythm has a heart rate between ________.

Multifocal couplets are

-The wide-QRS beat in Figure 10 is a(n)

-The rhythm in Figure 10 is

-The rhythm in Figure 12 is

Agonal rhythm has a heart rate less than ________.

Idioventricular rhythm is usually a result of usurpation.

-The rhythm in Figure 16 is

All the following are appropriate treatment for asystole EXCEPT

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

Technical Aspects of the EKG

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Sinus Node

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters

Exam 10: Rhythms Originating in the Ventricles

-The heart rate in Figure 14 is closest to

-The QRS interval of the ventricular beat in Figure 10 is closest to

Asystole is usually a terminal event.

All ventricular rhythms are life-threatening.

The rhythm in Figure 11 is

Ventricular tachycardia is usually a result of escape.

What causes fusion beats?

Ventricular fibrillation can be caused by

Which of the following most accurately describes the appearance of fusion beats?

-In Figure 12,there are only

Torsades de pointes can be treated with magnesium.

Accelerated idioventricular rhythm has a heart rate between ________.

Multifocal couplets are

-The wide-QRS beat in Figure 10 is a(n)

-The rhythm in Figure 10 is

-The rhythm in Figure 12 is

Agonal rhythm has a heart rate less than ________.

Idioventricular rhythm is usually a result of usurpation.

-The rhythm in Figure 16 is

All the following are appropriate treatment for asystole EXCEPT

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

Technical Aspects of the EKG

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Sinus Node

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters