Sinus arrhythmia has a pattern that often corresponds with the
A)PR intervals.
B)Breathing pattern.
C)P-P intervals.
D)Patient's age.

Question

Quizplus · Accepted Answer

Sinus arrhythmia is a variation of the normal sinus rhythm where the heart rate accelerates and decelerates with the patient's breathing pattern. Therefore, it corresponds with the breathing pattern rather than any of the other options listed.

Sinus Arrhythmia Has a Pattern That Often Corresponds with the