EKG Chapter 5 Rhythm Part I

9 Questions | By Lovepeace686 | Updated: Mar 21, 2022 | Attempts: 445

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EKG. . . Making this quiz up so I can study for my test.

Questions and Answers

1.

Arrhythmia literally means without
- A.
  
  Beat
- B.
  
  Hunger
- C.
  
  Rhythm
- D.
  
  Origin
- E.
  
  Tube
2.

The SA Node generates a regular__________ that paces the heart. Each___________ pacemaker impulse from the SA Node ( Sinus Node) spreads through both _______ as an advancing wave of depolarization.
3.

The SA Node discharges regular pacing impulses_________ per minute that depolarize the _______.?
4.

The SA Node generates pacing impulses at a constant, unvarying rate, producing cycles of equal length, so the rhythm of the heart is said to be?
- A.
  
  Messy
- B.
  
  Abnormal
- C.
  
  Serious
- D.
  
  Sudden
- E.
  
  Regular
5.

What is a normal, but extremely minimal, increase in heart rate during inspiration, and an extremely minimal decrease in heart rate during expiration.?
- A.
  
  Tachycardia
- B.
  
  Bradycardia
- C.
  
  Sinus Rhythm
- D.
  
  Sinus Arrhythmia
- E.
  
  Wandering Pacemaker
6.

The Slight increase in the heart rate is due to inspiration-activated ___________ stimulation of the SA Node. The slight decrease in pacing rate is due to expiration-activated _______________ inhibition of the SA Node. Since Sinus pacing is regulated by both divisions of the Autonomic Nervous System.
7.

The atrial conduction system consists of three specialized internodal tracts in the?
- A.
  
  Sinus Rhythm
- B.
  
  Right atrium-The Anterior, the middle, and the Posterior.
- C.
  
  Left atrium
- D.
  
  Coronary Sinus
- E.
  
  AV Node
8.

Bachman's bundle originates in the SA Node and distributes depolarization to the left?
- A.
  
  Ventricle
- B.
  
  SA Node
- C.
  
  Atrium
- D.
  
  Posterior
- E.
  
  Anterior
9.

Depolarization of the atrial myocardium produces a?
- A.
  
  T wave
- B.
  
  R wave
- C.
  
  U wave
- D.
  
  Q wave
- E.
  
  P wave