In SA node arrest a slow heart is caused by:
A) blockage of the AV node.
B) failure of the heart's primary pacemaker.
C) increased excitability of the heart muscle.
D) a rapid firing of the atria.
Correct Answer:
Verified
Q1: Sinus bradycardia:
A) is a slow heart rate.
B)
Q3: An escape pacemaker that arises from the
Q4: A slow ventricular heart rate can be
Q5: Sinus tachycardia:
A) is a fast rate, greater
Q6: Ventricular tachycardia has a rate of _
Q7: In atrial flutter and atrial fibrillation the
Q8: Premature beats:
A) appear in middle of the
Q9: Sinus arrest:
A) is seen as a regular
Q10: The rhythm is called slightly irregular when:
A)
Q11: The term _ is used to describe
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