Question 1

When a rhythm is regular, with narrow QRS complexes, but firing at a rate so fast that you can't distinguish the P waves to identify it more accurately, you can call the rhythm:

Accepted Answer

A) supraventricular tachycardia. 
B) rapid ventricular response. 
C) tachycardia of unknown origin. 
D) unidentifiable tachyarrhythmia. A

Question 2

A basic rule of electricity is that current flowing toward a positive electrode or away from a negative electrode)will produce a deflection that is:

Accepted Answer

A) flat. 
B) strong. 
C) upright. 
D) retrograde. C

Question 3

The rate for Junctional Escape Rhythm is bpm.

Accepted Answer

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

Question 4

In a junctional rhythm, the pacemaking impulses originate in the:

Accepted Answer

A) atrial junction. 
B) SA node. 
C) bundle branches. 
D) AV junction.

Question 5

A Premature Junctional Complex is a:

Accepted Answer

A) tachycardia. 
B) pattern of grouped beating. 
C) single ectopic beat. 
D) regular arrhythmia.

Question 6

In Lead II, the junctional impulse that depolarizes the atria is traveling away from the positive electrode, thus producing a P wave that is _ .

Accepted Answer

A) inconsistent 
B) inverted 
C) biphasic 
D) flat

Question 7

The normal inherent rate of the AV junction is:

Accepted Answer

A) 40- 60 bpm. 
B) over 100 bpm. 
C) 20- 40 bpm. 
D) 60- 100 bpm.

Question 8

Which of the following is NOT true about Junctional Tachycardia?

Accepted Answer

A) It is irregular in a pattern of grouped beating. 
B) It has a narrow QRS. 
C) It is a very rapid rhythm. 
D) It has inverted P waves.

Question 9

The mechanism in which the atria are depolarized with a backward flow of electricity is called conduction.

Accepted Answer

A) junctional 
B) retrograde 
C) backward 
D) negative

Question 10

The rate for an Accelerated Junctional Rhythm is bpm.

Accepted Answer

A) 40- 60 
B) 100- 180 
C) 60- 100 
D) 100- 120

Question 11

The rate for Junctional Tachycardia is bpm.

Accepted Answer

A) 100- 120 
B) 40- 60 
C) 60- 100 
D) 100- 180

Question 12

Which of the following arrhythmias is NOT in the category called Supraventricular Tachycardia?

Accepted Answer

A) Sinus Tachycardia 
B) Accelerated Junctional Rhythm 
C) Atrial Flutter 
D) Junctional Tachycardia

Question 13

In junctional rhythms, the P wave will always be:

Accepted Answer

A) missing. 
B) inverted. 
C) biphasic. 
D) in front of the QRS.

Question 14

Which of the following is NOT true about the P wave in all junctional rhythms?

Accepted Answer

A) It is unrelated to the QRS. 
B) It can fall before of after the QRS. 
C) It can be hidden in the QRS. 
D) It will be inverted in Lead II.

Question 15

In a Junctional Escape Rhythm, the QRS complex is sec.

Accepted Answer

A) less than 0.12 
B) greater than 0.20 
C) 0.16- 0.20 
D) 0.12- 0.16

Question 16

Which of the following terms DOES NOT apply to Premature Junctional Complex?

Accepted Answer

A) retrograde conduction 
B) suppression 
C) ectopic 
D) irritability

Exam 6: Junctional Rhythms