When the HR is 72 beats per min, what would be the duration of cardiac cycle?
Cardiac cycle: - 72 beats occur in - 60sec. 1 beat would occur in - 60/72 1 beat - 0.833 sec (~ 833 ms) (0.0139 minute per beat).
445 ms
1450 ms
700 ms
833 ms
JIPMER 2018