Deck 8: Ventricular Rhythms

Question 1

The PR interval in Ventricular Tachycardia is:

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

Answer 1

D

Question 2

The heart rate for Ventricular Tachycardia is ________ bpm.

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

Answer 2

D

Question 3

The term "agonal" is used to describe a:

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

Answer 3

C

Question 4

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

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

Question 5

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

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

Question 6

The QRS complexes in Ventricular Fibrillation are:

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

Question 7

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

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

Question 8

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

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

Question 9

Two PVCs attached together are referred to as:

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

Question 10

Unifocal PVCs:

A)arise from multiple irritable sites.
B)change conduction from one beat to the next.
C)look like each other.
D)look like the underlying rhythm.

Question 11

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

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

Question 12

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

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

Question 13

Which of the following is NOT true about multifocal PVCs?

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

Question 14

The rate for an Idioventricular Rhythm is ________ bpm.

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

Question 15

A Premature Ventricular Complex is a(n):

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

Question 16

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)R on T phenomenon
D)Interpolation

Question 17

Ventricular Tachycardia is caused by:

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

Question 18

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

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

Question 19

Which of the following is NOT true about Ventricular Tachycardia?

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

Question 20

A compensatory pause is a(n):

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

Question 21

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

A)Frequent or increasing PVCs
B)Short bursts of Ventricular Tachycardia
C)Asystole
D)Multifocal PVCs

Question 22

Which of the following is NOT caused by irritability?

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

Question 23

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

A)Rate greater than 350 bpm
B)P waves unrelated to QRS complexes
C)More P waves than QRS complexes
D)No measurable waves or complexes

Question 24

Which of the following is NOT a lethal arrhythmia?

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

Question 25

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

A)Preceded by upright P wave
B)Followed by compensatory pause
C)QRS measuring 0.12 sec or greater
D)T wave in opposite direction from R wave

Question 26

Which of the following is a feature of Asystole?

A)No measurable waves or complexes
B)Flutter waves on the baseline
C)Wide,bizarre QRS complexes
D)Rate 20-40 bpm