Cardiac pacemaker cells of the SA node depolarize and theoretically generate a resting heart rate of approximately ________.
A) 60-70 beats per minute
B) 55-65 beats per minute
C) 80-100 beats per minute
D) 45-55 beats per minute
E) 110-120 beats per minute

Question

Quizplus · Accepted Answer

The SA node generates a resting heart rate of approximately 80-100 beats per minute.

Cardiac Pacemaker Cells of the SA Node Depolarize and Theoretically