Deck 8: Ventricular Rhythms

Question 1

Which of the following is NOT a sign of myocardial irritability?

A)multifocal PVCs
B)Asystole
C)short bursts of Ventricular Tachycardia
D)frequent or increasing PVCs

Answer 1

B

Question 2

Which of the following is the premier diagnostic feature of Ventricular Fibrillation?

A)rate over 350 bpm
B)no measurable waves or complexes
C)more P waves than QRS complexes
D)P waves unrelated to QRS complexes

Answer 2

B

Question 3

A Premature Ventricular Contraction is an):

A)heart block.
B)single irritable beat.
C)escape mechanism.
D)atrial malfunction.

Answer 3

B

Question 4

The rate for an Idioventricular Rhythm is bpm.

A)60- 100
B)40- 60
C)20- 40
D)100- 120

Question 5

Ventricular Tachycardia that has a rate below 150 is identified as:

A)slow Ventricular Tachycardia.
B)Ventricular Asystole.
C)Ventricular Fibrillation.
D)Ventricular Bradycardia.

Question 6

The rhythm that is the result of the total absence of cardiac electrical activity is referred to as:

A)Ventricular Fibrillation.
B)Idioventricular Rhythm.
C)Asystole.
D)Ventricular Tachycardia.

Question 7

Which of the following is NOT true about Ventricular Tachycardia?

A)It is usually regular.
B)It sometimes has P waves.
C)It has a constant PRI.
D)It often looks like a string of connected PVCs.

Question 8

Which of the following is NOT caused by irritability?

A)Ventricular Fibrillation
B)Premature Ventricular Complex
C)Idioventricular Rhythm
D)Ventricular Tachycardia

Question 9

Idioventricular Rhythm can be described as all of the following EXCEPT:

A)an escape rhythm.
B)an agonal rhythm.
C)an irritable rhythm.
D)a lethal rhythm.

Question 10

The heart rate for Ventricular Tachycardia is bpm.

A)40- 60
B)100- 150
C)60- 100
D)150- 250

Question 11

When an ectopic falls during the vulnerable phase of the cardiac cycle, it is called:

A)escape mechanism.
B)phased ectopic.
C)vulnerability.
D)R on T phenomenon.

Question 12

Which of the following is NOT true about multifocal PVCs?

A)They arise from multiple foci.
B)They usually look alike.
C)They indicate increased irritability.
D)They have a variety of configurations.

Question 13

Ventricular Tachycardia is caused by:

A)blocked conduction within the bundle branches.
B)an irritable pacemaker moving between the AV junction and the ventricles.
C)an escape pacemaker within the ventricles.
D)an irritable focus within the ventricles.

Question 14

The term "agonal" is used to describe a:

A)rapid rhythm.
B)lethal arrhythmia.
C)chronic arrhythmia.
D)painful arrhythmia.

Question 15

The PR interval in Ventricular Tachycardia is:

A)greater than 0.12 sec.
B)0.08- 0.12 sec.
C)not measured.
D)less than 0.08 sec.

Question 16

The QRS complexes in Ventricular Fibrillation are:

A)not measurable.
B)less than 0.12 sec.
C)wide and uniform.
D)0.12 sec.or greater.

Question 17

PVCs falling in a pattern of every other beat are referred to as:

A)runs of PVCs.
B)bigeminy.
C)repeating PVCs.
D)coupled PVCs.

Question 18

Two PVCs attached together are referred to as:

A)repeating PVCs.
B)a double PVC.
C)bigeminy of PVCs.
D)a couplet.

Question 19

Which of the following is NOT a typical feature of a Premature Ventricular Complex?

A)QRS measuring 0.12 sec or greater
B)T wave in opposite direction from R wave
C)preceded by upward P wave
D)followed by compensatory pause

Question 20

Which of the following is a feature of Asystole?

A)wide, bizarre QRS complexes
B)no measurable waves or complexes
C)fibrillatory waves on the baseline
D)rate 20- 40 bpm

Question 21

A compensatory pause is an):

A)delay that causes a PVC.
B)AV conduction defect.
C)delay within atria.
D)delay following a PVC.

Question 22

A basic rule for ventricular arrhythmias is that the QRS will be:

A)inverted.
B)variable.
C)0.12 sec or greater.
D)less than 0.12 sec.

Question 23

Which of the following is NOT a lethal arrhythmia?

A)Premature Ventricular Complexes
B)Ventricular Tachycardia
C)Idioventricular Rhythm
D)Ventricular Fibrillation

Question 24

When PVCs appear in a pattern where every third beat is a PVC, the pattern is called:

A)trigeminy.
B)runs of PVCs.
C)tricyclic PVCs..
D)triplets.

Question 25

Which of the following types of PVCs is NOT considered a particular warning of increased myocardial irritability?

A)couplets and runs
B)bigeminy, trigeminy, or quadrigeminy
C)interpolation
D)R on T phenomenon