Multiple Choice
During normal heart activity, the _______ acts as the primary pacemaker.
A) AV node
B) atria
C) Purkinje fibers
D) SA node
Correct Answer:

Verified
Correct Answer:
Verified
Q18: Treatment of sinus tachycardia includes:<br>A) administering atropine.<br>B)
Q19: Characteristics seen with sinus bradycardia include:<br>A) there
Q20: In sinus arrest the heart rate increases
Q21: Treatment of sinus dysrhythmia:<br>A) includes administering atropine.<br>B)
Q22: The characteristic that helps you differentiate sinus
Q24: Sinus tachycardia may be caused by:<br>A) an
Q25: Cardiac output is defined as _.<br>A) blood
Q26: Sinus tachycardia<br>A) results in decreased cardiac output.<br>B)
Q27: Stimulation of the vagus nerve increases the
Q28: Sinus dysrhythmia typically has:<br>A) one P wave