Deck 8: Introducing the Atrial Rhythms

Question 1

When any premature beat occurs more than six times per minute,the dysrhythmia assumes more importance and is called:

A) frequent.
B) normal.
C) irregular.
D) variable.

Answer 1

A

Question 2

The goal of therapy in the fibrillation rhythm with a rapid ventricular response is to:

A) increase the response.
B) weaken the response.
C) make the response stronger.
D) slow the response.

Answer 2

D

Question 3

The reactivation of myocardial tissue for a second or subsequent time by the same electrical impulse is called:

A) sustained.
B) torsades de pointes.
C) reentry.
D) antigrade.

Answer 3

C

Question 4

In the rhythm in number 16,when a ventricular rate is between 100 and 150 beats per minute,it is referred to as:

A) slow ventricular response.
B) reentry ventricular response.
C) supraventricular response.
D) rapid ventricular response.

Question 5

An irregular muscle connection between the atria and the ventricles that bypass the AV node is called an:

A) accessory pathway.
B) group pathway.
C) universal pathway.
D) central pathway.

Question 6

When an ectopic complex causes the underlying rhythm or cadence of the heart to be interrupted,this is called:

A) noncompensatory pause.
B) compensatory pause.
C) complete pause.
D) irregular pause.

Question 7

The ________ rhythm is created when the rate of the WAP reaches 100 beats per minute or greater.

A) junctional atrial tachycardia
B) unifocal atrial tachycardia
C) multifocal atrial tachycardia
D) accessory atrial tachycardia

Question 8

For a rhythm to be termed a wandering atrial pacemaker (WAP)there must be an observation of at least ________ different P waves.

A) 1
B) 3
C) 2
D) 6

Question 9

The rhythm that is produced when multiple disorganized ectopic atrial foci generate electrical activity at a very rapid rate and is irregular is atrial:

A) reentry rhythm.
B) flutter rhythm.
C) fibrillation rhythm.
D) response rhythm.

Question 10

When the pacemaker sites wander,or travel,from the SA node to other pacemaker sites in the atria,the internodal pathways,or the AV node,are called:

A) wandering pacemakers.
B) universal atrial pacemakers.
C) difficult atrial pacemakers.
D) unifocal pacemakers.

Question 11

When every other beat in a cardiac rhythm is an ectopic beat,this is referred to as a:

A) couplet rhythm.
B) bigeminy rhythm.
C) trigeminy rhythm.
D) quadgeminy rhythm.

Question 12

The use of vagal maneuvers,adenosine,and synchronized cardioversion are all treatment modalities for:

A) bradycardia.
B) supraventricular tachycardia.
C) ventricular bradycardia.
D) sinus tachycardia.

Question 13

Most often,MAT is observed in the patient with all of the following EXCEPT:

A) electrolyte imbalances.
B) paced patients.
C) digoxin toxicity.
D) chronic obstructive pulmonary disease.

Question 14

A single,electrical impulse that originates outside the SA node in the atria is known as:

A) premature atrial complex.
B) premature sinus complex.
C) premature antigrade complex.
D) premature ventricular complex.

Question 15

When every third beat in a cardiac rhythm is an ectopic beat,this is referred to as a:

A) bigeminy rhythm.
B) trigeminy rhythm.
C) reentry rhythm.
D) quadgeminy rhythm.

Question 16

The group of dysrhythmias that is produced when the SA node fails to generate an impulse and the atrial tissues and/or areas in the internodal pathway initiate an impulse are known as:

A) atrial arrhythmias.
B) accessory pathways.
C) multifocal rhythms.
D) atrial dysrhythmias.

Question 17

The rhythm that is characterized by the presence of regular atrial activity with a picket-fence or sawtooth pattern is known as atrial:

A) sustained rhythm.
B) reentry rhythm.
C) fibrillation rhythm.
D) flutter rhythm.

Question 18

EKG strips and complexes represent only mechanical activity.

Question 19

Atrial fibrillation is often associated with all of the following EXCEPT:

A) myocardial ischemia.
B) good electrolyte balances.
C) digitalis toxicity.
D) hypoxia.

Question 20

In the rhythm in number 16,when a ventricular rate is less than 60,it is referred to as:

A) morbid ventricular response.
B) rapid ventricular response.
C) slow ventricular response.
D) severe ventricular response.

Question 21

The term that refers to the sudden onset or cessation or both of a cardiac rhythm is:

A) paradoxical.
B) pathologic.
C) paroxysmal.
D) supraventricular.

Question 22

SVT may occur in a healthy person and can result from all of the following EXCEPT:

A) overexertion.
B) hypokalemia.
C) hypoglycemia.
D) hypoxia.

Question 23

Wolff-Parkinson-White syndrome is characterized by which of the following?

A) Delta waves
B) Fib waves
C) Alpha waves
D) Flutter waves

Question 24

When the baroreceptors are stimulated,the vagus nerve releases ________,resulting in slowing of the heart rate.

A) epinephrine
B) acetylcholine
C) cholinergic
D) norepinephrine

Question 25

The term "supraventricular" describe which of the following?

A) Rhythm that retrogrades through the ventricles
B) Rhythm that arises from above the ventricles
C) Rhythm that arises from below the ventricles
D) Sudden onset and/or cessation of the ventricles

Question 26

The term that indicates the final phase of diastole,when the atrial contraction forces remaining blood into the ventricles,is atrial:

A) post load.
B) preload.
C) slap.
D) kick.

Question 27

Vagal maneuvers are used to:

A) dilate coronary arteries.
B) slow the heart rate.
C) improve AV conduction.
D) reduce ventricular irritability.