Question 1

PACs are premature beats from the sinus node.

Accepted Answer

A) True 
 B)False  False

Question 2

In order to diagnose PAT,the ________ that initiates it must be seen.

Accepted Answer

PAC

Question 3

Wandering atrial pacemaker has at least three different shapes of

Accepted Answer

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

Question 4

The most common cause of an unexplained pause is a(n)

Accepted Answer

A) nonconducted PAC. 
B) sinus arrest. 
C) sinus block. 
D) atrial tachycardia. 
A) nonconducted PAC. 
B) sinus arrest. 
C) sinus block. 
D) atrial tachycardia.

Question 5

Atrial flutter is characterized by what kind of atrial waves?

Accepted Answer

A) Zigzag or sawtooth-shaped waves between the QRS complexes 
B) P waves of uniform shape 
C) No atrial waves at all 
D) Tall,pointy P waves following the QRS complexes 
A) Zigzag or sawtooth-shaped waves between the QRS complexes 
B) P waves of uniform shape 
C) No atrial waves at all 
D) Tall,pointy P waves following the QRS complexes

Question 6

Treatment of atrial fibrillation could include such medications as

Accepted Answer

A) digitalis. 
B) calcium channel blockers. 
C) amiodarone. 
D) all the above. 
A) digitalis. 
B) calcium channel blockers. 
C) amiodarone. 
D) all the above.

Question 7

Blood clots in the atria are associated with multifocal atrial tachycardia.

Accepted Answer

A) True 
 B)False

Question 8

A run of three or more PACs in a row that usurps the underlying rhythm is called ________.

Accepted Answer

The answer of A run of three or more PACs...

Question 9

The rhythm most often associated with chronic obstructive pulmonary disease is

Accepted Answer

A) atrial fibrillation. 
B) SVT. 
C) sinus arrhythmia. 
D) multifocal atrial tachycardia. 
A) atrial fibrillation. 
B) SVT. 
C) sinus arrhythmia. 
D) multifocal atrial tachycardia.

Question 10

Atrial flutter is almost always seen in patients with

Accepted Answer

A) thyrotoxicosis. 
B) acute heart attacks. 
C) heart disease. 
D) cardiac arrest. 
A) thyrotoxicosis. 
B) acute heart attacks. 
C) heart disease. 
D) cardiac arrest.

Question 11

In Figure 6,the rhythm is

Accepted Answer

A) sinus rhythm. 
B) atrial fibrillation. 
C) atrial flutter. 
D) SVT. 
A) sinus rhythm. 
B) atrial fibrillation. 
C) atrial flutter. 
D) SVT.

Question 12

Atrial fibrillation has

Accepted Answer

A) P waves of multiple shapes. 
B) P waves with uniform shape. 
C) no P waves at all. 
D) sawtooth-shaped waves between the QRS complexes. 
A) P waves of multiple shapes. 
B) P waves with uniform shape. 
C) no P waves at all. 
D) sawtooth-shaped waves between the QRS complexes.

Question 13

In SVT,the QRS complexes are regular.

Accepted Answer

A) True 
 B)False

Question 14

Atrial tachycardia is characterized by

Accepted Answer

A) abnormal P waves preceding the regular QRS complexes. 
B) sawtooth waves between the QRS complexes. 
C) undulating,fibrillatory baseline between the irregular QRS complexes. 
D) a heart rate of 250-350. 
A) abnormal P waves preceding the regular QRS complexes. 
B) sawtooth waves between the QRS complexes. 
C) undulating,fibrillatory baseline between the irregular QRS complexes. 
D) a heart rate of 250-350.

Question 15

The atrial rate in atrial flutter is ________.

Accepted Answer

The answer of The atrial rate in atrial flutter is...

Question 16

Atrial fibrillation is

Accepted Answer

A) regular. 
B) irregular. 
C) regular but interrupted by premature beats. 
D) regular but interrupted by pauses. 
A) regular. 
B) irregular. 
C) regular but interrupted by premature beats. 
D) regular but interrupted by pauses.

Question 17

Which statement is TRUE regarding P waves in atrial flutter?

Accepted Answer

A) There are no P waves; flutter waves are present instead. 
B) The P waves are all tall and pointy. 
C) P waves change shape constantly. 
D) P waves have an atrial rate of about 100. 
A) There are no P waves; flutter waves are present instead. 
B) The P waves are all tall and pointy. 
C) P waves change shape constantly. 
D) P waves have an atrial rate of about 100.

Question 18

Atrial fibrillation causes the atria to

Accepted Answer

A) contract forcefully. 
B) expel the blood backwards. 
C) wiggle instead of contract. 
D) depolarize as a unit. 
A) contract forcefully. 
B) expel the blood backwards. 
C) wiggle instead of contract. 
D) depolarize as a unit.

Question 19

A PAC is a

Accepted Answer

A) premature beat from the sinus node. 
B) late beat from the atria. 
C) premature beat from the ventricle. 
D) premature beat from the atrium. 
A) premature beat from the sinus node. 
B) late beat from the atria. 
C) premature beat from the ventricle. 
D) premature beat from the atrium.

Question 20

Paroxysmal atrial tachycardia is an atrial tachycardia that ________ the underlying rhythm.

Accepted Answer

The answer of Paroxysmal atrial tachycardia is an atrial tachycardia...

PACs are premature beats from the sinus node.

In order to diagnose PAT,the ________ that initiates it must be seen.

Wandering atrial pacemaker has at least three different shapes of

The most common cause of an unexplained pause is a(n)

Atrial flutter is characterized by what kind of atrial waves?

Treatment of atrial fibrillation could include such medications as

Blood clots in the atria are associated with multifocal atrial tachycardia.

A run of three or more PACs in a row that usurps the underlying rhythm is called ________.

The rhythm most often associated with chronic obstructive pulmonary disease is

Atrial flutter is almost always seen in patients with

In Figure 6,the rhythm is

Atrial fibrillation has

In SVT,the QRS complexes are regular.

Atrial tachycardia is characterized by

The atrial rate in atrial flutter is ________.

Atrial fibrillation is

Which statement is TRUE regarding P waves in atrial flutter?

Atrial fibrillation causes the atria to

A PAC is a

Paroxysmal atrial tachycardia is an atrial tachycardia that ________ the underlying rhythm.

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 AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters

Exam 8: Rhythms Originating in the Atria

PACs are premature beats from the sinus node.

In order to diagnose PAT,the ________ that initiates it must be seen.

Wandering atrial pacemaker has at least three different shapes of

The most common cause of an unexplained pause is a(n)

Atrial flutter is characterized by what kind of atrial waves?

Treatment of atrial fibrillation could include such medications as

Blood clots in the atria are associated with multifocal atrial tachycardia.

A run of three or more PACs in a row that usurps the underlying rhythm is called ________.

The rhythm most often associated with chronic obstructive pulmonary disease is

Atrial flutter is almost always seen in patients with

In Figure 6,the rhythm is

Atrial fibrillation has

In SVT,the QRS complexes are regular.

Atrial tachycardia is characterized by

The atrial rate in atrial flutter is ________.

Atrial fibrillation is

Which statement is TRUE regarding P waves in atrial flutter?

Atrial fibrillation causes the atria to

A PAC is a

Paroxysmal atrial tachycardia is an atrial tachycardia that ________ the underlying rhythm.

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 AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters