Question 1

A _____ bundle branch block produces a QS pattern in lead V?.

Accepted Answer

left

Question 2

Identify the following rhythm: _________________________

Accepted Answer

Sinus tachycardia with first-degree AV block at 107 beats/min

Question 3

Identify the following rhythm: _________________________

Accepted Answer

Sinus rhythm with first-degree AV block; ST-segment elevation

Question 4

Complete the following ECG criteria for third-degree AV block:
 Rhythm__________________________
Rate___________________________________
P waves__________________________
PR interval_________________________________
QRS duration______________________________

Accepted Answer

None

Question 5

In second-degree and third-degree AV blocks,_____.

Accepted Answer

A)  P waves occur regularly 
B)  every other P wave is dropped 
C)  P waves are periodically dropped 
D)  there are more QRS complexes than P waves 
A)  P waves occur regularly 
B)  every other P wave is dropped 
C)  P waves are periodically dropped 
D)  there are more QRS complexes than P waves

Question 6

Indicate the ECG criteria for the following dysrhythmias.
 
$\begin{array}{lccc}
 & \text {  Second-Degree AV Block Type I } & \text { Third-Degree AV Block } \
 \text { Ventricular  }  \
 \text {  Rhythm } & ----------& ---------- \
 \text { PR interval  } & ----------& ---------- \
 \text {  QRS width } & ----------& ---------- \
\end{array}$

Accepted Answer

None

Question 7

The QRS complex associated with a third-degree AV block is always wide.

Accepted Answer

A) True 
 B)False

Question 8

Most of the bundle branch tissue is supplied by the _____ coronary artery.

Accepted Answer

A)  right 
B)  left 
A)  right 
B)  left

Question 9

The ventricular rhythm is regular in second-degree AV block type I.

Accepted Answer

A) True 
 B)False

Question 10

In second-degree AV block type I,the PR interval _____.

Accepted Answer

A)  shortens 
B)  is absent 
C)  is inconstant 
D)  remains constant 
A)  shortens 
B)  is absent 
C)  is inconstant 
D)  remains constant

Question 11

A 2:1 AV block is characterized by _____ intervals.

Accepted Answer

A)  irregular P to P 
B)  irregular R to R 
C)  regular P to P intervals and regular R to R 
D)  irregular P to P intervals and regular R to R 
A)  irregular P to P 
B)  irregular R to R 
C)  regular P to P intervals and regular R to R 
D)  irregular P to P intervals and regular R to R

Question 12

In third-degree AV block,_____.

Accepted Answer

A)  the atrial rhythm (P-P interval)is irregular 
B)  the ventricular rhythm (R-R interval)is irregular 
C)  there is no PR interval because the atria and ventricles beat independently of each other 
D)  the PR interval after a nonconducted P wave is shorter than the interval preceding the nonconducted beat 
A)  the atrial rhythm (P-P interval)is irregular 
B)  the ventricular rhythm (R-R interval)is irregular 
C)  there is no PR interval because the atria and ventricles beat independently of each other 
D)  the PR interval after a nonconducted P wave is shorter than the interval preceding the nonconducted beat

Question 13

Indicate the ECG criteria for the following dysrhythmias:
 
$\begin{array}{lccc}
 & \text {  Third-Degree AV Block } & \text {  2:1 AV Block } \
 \text { Ventricular  }  \
 \text {  Rhythm } & ----------& ---------- \
 \text { PR interval  } & ----------& ---------- \
 \text {  QRS width } & ----------& ---------- \
\end{array}$

Accepted Answer

None

Question 14

Identify the following rhythm: _________________________

Accepted Answer

Second-degree AV block type I

Question 15

Identify the following rhythm: _________________________

Accepted Answer

Second-degree AV blo

Question 16

In 2:1 AV block,the PR interval _____.

Accepted Answer

A)  shortens 
B)  lengthens 
C)  is absent 
D)  remains constant 
A)  shortens 
B)  lengthens 
C)  is absent 
D)  remains constant

Question 17

Complete the following ECG criteria for second-degree AV block type II:
 Rhythm__________________________
Rate___________________________________
P waves__________________________
PR interval_________________________________
QRS duration______________________________

Accepted Answer

None

Question 18

Complete the following ECG criteria for first-degree AV block:
 Rhythm__________________________
Rate___________________________________
P waves__________________________
PR interval_________________________________
QRS duration______________________________

Accepted Answer

None

Question 19

Identify the following rhythm: _________________________

Accepted Answer

Third-degree AV bloc

Question 20

Identify the following rhythm: _________________________

Accepted Answer

Second-degree AV blo

A _____ bundle branch block produces a QS pattern in lead V?.

Identify the following rhythm: _________________________

Identify the following rhythm: _________________________

Complete the following ECG criteria for third-degree AV block: Rhythm________ Rate_ P waves PR interval_ QRS duration____________

In second-degree and third-degree AV blocks,_____.

Indicate the ECG criteria for the following dysrhythmias. Second-Degree AV Block Type I Third-Degree AV Block Ventricular Rhythm ---------- ---------- PR interval ---------- ---------- QRS width ---------- ----------

The QRS complex associated with a third-degree AV block is always wide.

Most of the bundle branch tissue is supplied by the _____ coronary artery.

The ventricular rhythm is regular in second-degree AV block type I.

In second-degree AV block type I,the PR interval _____.

A 2:1 AV block is characterized by _____ intervals.

In third-degree AV block,_____.

Indicate the ECG criteria for the following dysrhythmias: Third-Degree AV Block 2:1 AV Block Ventricular Rhythm ---------- ---------- PR interval ---------- ---------- QRS width ---------- ----------

Identify the following rhythm: _________________________

Identify the following rhythm: _________________________

In 2:1 AV block,the PR interval _____.

Complete the following ECG criteria for second-degree AV block type II: Rhythm________ Rate_ P waves PR interval_ QRS duration____________

Complete the following ECG criteria for first-degree AV block: Rhythm________ Rate_ P waves PR interval_ QRS duration____________

Identify the following rhythm: _________________________

Identify the following rhythm: _________________________

Anatomy and Physiology

Basic Electrophysiology

Sinus Mechanisms

Atrial Rhythms

Junctional Rhythms

Ventricular Rhythms

Pacemaker Rhythms

Introduction to the 12-Lead ECG

Post-Test

Filters

Exam 7: Heart Blocks

A _____ bundle branch block produces a QS pattern in lead V?.

Identify the following rhythm: _________________________

Identify the following rhythm: _________________________

Complete the following ECG criteria for third-degree AV block: Rhythm__________________________ Rate___________________________________ P waves__________________________ PR interval_________________________________ QRS duration______________________________

In second-degree and third-degree AV blocks,_____.

Indicate the ECG criteria for the following dysrhythmias. Second-Degree AV Block Type I Third-Degree AV Block Ventricular Rhythm ---------- ---------- PR interval ---------- ---------- QRS width ---------- ----------

The QRS complex associated with a third-degree AV block is always wide.

Most of the bundle branch tissue is supplied by the _____ coronary artery.

The ventricular rhythm is regular in second-degree AV block type I.

In second-degree AV block type I,the PR interval _____.

A 2:1 AV block is characterized by _____ intervals.

In third-degree AV block,_____.

Indicate the ECG criteria for the following dysrhythmias: Third-Degree AV Block 2:1 AV Block Ventricular Rhythm ---------- ---------- PR interval ---------- ---------- QRS width ---------- ----------

Identify the following rhythm: _________________________

Identify the following rhythm: _________________________

In 2:1 AV block,the PR interval _____.

Complete the following ECG criteria for second-degree AV block type II: Rhythm__________________________ Rate___________________________________ P waves__________________________ PR interval_________________________________ QRS duration______________________________

Complete the following ECG criteria for first-degree AV block: Rhythm__________________________ Rate___________________________________ P waves__________________________ PR interval_________________________________ QRS duration______________________________

Identify the following rhythm: _________________________

Identify the following rhythm: _________________________

Anatomy and Physiology

Basic Electrophysiology

Sinus Mechanisms

Atrial Rhythms

Junctional Rhythms

Ventricular Rhythms

Pacemaker Rhythms

Introduction to the 12-Lead ECG

Post-Test

Filters

Complete the following ECG criteria for third-degree AV block: Rhythm________ Rate_ P waves PR interval_ QRS duration____________

Complete the following ECG criteria for second-degree AV block type II: Rhythm________ Rate_ P waves PR interval_ QRS duration____________

Complete the following ECG criteria for first-degree AV block: Rhythm________ Rate_ P waves PR interval_ QRS duration____________