Question 1

In Third Degree Heart Block with a rate of 40-60 bpm,with a QRS of less than 0.12 sec,you should suspect that the pacemaker controlling the heart is located in the:

Accepted Answer

A)  SA node.
B)  atria.
C)  AV junction.
D)  ventricles.

Question 2

In First Degree Heart Block,what additional feature must you identify?

Accepted Answer

A)  Underlying rhythm
B)  Pulse deficit
C)  QT ratio
D)  Bundle branch block

Question 3

In First Degree Heart Block,conduction through the AV node is:

Accepted Answer

A)  prolonged on every beat.
B)  blocked completely.
C)  conducted only intermittently.
D)  normal on every beat.

Question 4

If the rate is 20-40 beats per minute and the QRS measures over 0.12 sec,you should suspect that the pacemaker controlling the heart is located in the:

Accepted Answer

A)  SA Node.
B)  atria.
C)  AV junction.
D)  ventricles.

Question 5

In Second Degree Heart Block (Type I and Type II) ,there is (are) :

Accepted Answer

A)  one P wave for every QRS complex.
B)  more QRS complexes than P waves.
C)  more P waves than QRS complexes.
D)  no relationship between P waves and QRS complexes.

Question 6

The most important diagnostic feature for any of the AV blocks is the:

Accepted Answer

A)  rate.
B)  P wave.
C)  PRI.
D)  QRS complex.

Exam 7: Heart Blocks

In First Degree Heart Block,what additional feature must you identify?

Correct Answer
verified

In First Degree Heart Block,conduction through the AV node is:

Correct Answer
verified

In Second Degree Heart Block (Type I and Type II) ,there is (are) :

Correct Answer
verified

If the rate is 20-40 beats per minute and the QRS measures over 0.12 sec,you should suspect that the pacemaker controlling the heart is located in the:

Correct Answer
verified

In Third Degree Heart Block with a rate of 40-60 bpm,with a QRS of less than 0.12 sec,you should suspect that the pacemaker controlling the heart is located in the:

Correct Answer
verified

The most important diagnostic feature for any of the AV blocks is the:

Correct Answer
verified

Exam 7: Heart Blocks

In First Degree Heart Block,what additional feature must you identify?

Correct AnswerverifiedShow Answer

In First Degree Heart Block,conduction through the AV node is:

Correct AnswerverifiedShow Answer

In Second Degree Heart Block (Type I and Type II) ,there is (are) :

Correct AnswerverifiedShow Answer

If the rate is 20-40 beats per minute and the QRS measures over 0.12 sec,you should suspect that the pacemaker controlling the heart is located in the:

Correct AnswerverifiedShow Answer

In Third Degree Heart Block with a rate of 40-60 bpm,with a QRS of less than 0.12 sec,you should suspect that the pacemaker controlling the heart is located in the:

Correct AnswerverifiedShow Answer

The most important diagnostic feature for any of the AV blocks is the:

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified