Deck 10: Introducing the Ventricular Rhythms

Question 1

Premature ventricular complexes that are alike in appearance are called:

A) unifocal.
B) multifocal.
C) transfocal.
D) morefocal.

Answer 1

A

Question 2

When every other beat is a premature ventricular contraction, it is known as:

A) salvo PVCs.
B) run of PVCs.
C) bigeminy.
D) unifocal.

Answer 2

C

Question 3

Another term for shape is:

A) malformed.
B) salvo.
C) morphology.
D) All of the above

Answer 3

C

Question 4

The rhythm in which three or more PVCs arise in sequence at a rate of greater than 100 beats per minutes is ventricular:

A) tachycardia.
B) asystole.
C) torsades.
D) fibrillation.

Question 5

Ventricular fibrillation waves with amplitudes less than 3 millimeters are considered:

A) coarse.
B) fine.
C) flitter.
D) inverted.

Question 6

The absence of all ventricular activity is known as:

A) ventricular asystole.
B) cardiac standstill.
C) asystole.
D) All of the above
E) None of the above

Question 7

The life-threatening dysrhythmia that has the appearance of turning about or a twisting motion along the base line is:

A) ventricular tachycardia.
B) torsades de pointes.
C) asystole.
D) supraventricular tachycardia.

Question 8

The most important treatment of pulseless electrical activity (PEA) is:

A) defibrillation.
B) transcutaneous pacing.
C) carotid massage.
D) assessment for cause.

Question 9

When a run of ventricular tachycardia lasts for less than 30 seconds, it is termed a:

A) sustained rhythm.
B) supersustained rhythm.
C) nonsustained rhythm.
D) monosustained rhythm.

Question 10

A single, ectopic complex that occurs earlier than the next expected complex and arises from the irritable site in the ventricles is called:

A) PJC.
B) PAC.
C) PUC.
D) PVC.

Question 11

The QRS complex of ventricular rhythms is usually equal or greater than ________ seconds.

A) 0.04
B) 0.08
C) 0.12
D) 0.02

Question 12

A decreased supply of oxygenated blood to the heart is termed myocardial:

A) infarction.
B) ischemia.
C) injury.
D) necrosis.

Question 13

Ventricular fibrillation waves with amplitudes greater than 3 millimeters are considered:

A) coarse.
B) fine.
C) flutter.
D) inverted.

Question 14

The commonly accepted rate of accelerated idioventricular rhythm is:

A) 5 to 20 BPM.
B) 20 to 40 BPM.
C) 40 to 100 BPM.
D) 100 to 160 BPM.

Question 15

When a run of ventricular tachycardia lasts for greater than 30 seconds, it is called:

A) monosustained rhythm.
B) supersustained rhythm.
C) nonsustained rhythm.
D) sustained rhythm.

Question 16

The rhythm in which the waveforms appear as disorganized, rapid, irregular waves whose morphology vary vastly is ventricular:

A) tachycardia.
B) asystole.
C) fibrillation.
D) standstill.

Question 17

When the rate of an idioventricular rhythm falls below 20 beats per minute, it is often referred to as:

A) supra atrial.
B) agonal.
C) salvos.
D) indeterminate.

Question 18

The term "torsades de pointes" is derived from a French term meaning:

A) twisting of points.
B) meeting of points.
C) separation of points.
D) equalization of points.

Question 19

A term for a run or grouping of three (3) or more premature ventricular complexes (PVCs) in a row is called:

A) bigeminy.
B) quadgeminy.
C) ischemia.
D) salvos.

Question 20

A PVC that falls between two sinus beats without interfering with the rhythm is called:

A) interpolated.
B) interrelated.
C) interference.
D) interlaced.

Question 21

When the patient is in ventricular tachycardia and is hemodynamically unstable, as evidenced by hypotension, shortness of breath, and chest pain, the preferred treatment is:

A) pharmacologic intervention.
B) defibrillation.
C) synchronized cardioversion.
D) immediate CPR.

Question 22

When the patient is in asystole, the preferred initial treatment is:

A) pharmacologic intervention.
B) defibrillation.
C) synchronized cardioversion.
D) immediate CPR.

Question 23

When the patient is in ventricular tachycardia and is perfusing and stable, the preferred treatment is:

A) pharmacologic intervention.
B) defibrillation.
C) synchronized cardioversion.
D) transcutaneous pacing.

Question 24

It is difficult sometimes to distinguish asystole from very fine ventricular fibrillation; therefore, you must always check:

A) two different leads.
B) with the physician to identify.
C) the PR interval.
D) with two different staff members.

Question 25

A sensation that the heart is skipping beats and/or beating rapidly is called:

A) infarct.
B) ischemia.
C) palpitations.
D) skipped beats.

Question 26

The absence of a palpable pulse and myocardial activity with the presence of organized electrical activity on the cardiac monitor is called:

A) AED.
B) PEA.
C) IUD.
D) UAB.

Question 27

Which of the following is evidence of myocardial ischemia?

A) Chest pain
B) Anxiety
C) Shortness of breath
D) All of the above

Question 28

Causes of pulseless electrical activity include all EXCEPT:

A) profound hypotension.
B) pulmonary embolism.
C) cardiac tamponade.
D) profound hypertension.