EKG Chapter 5 Rhythm Part I
9 Questions
| Total Attempts: 364
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
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