Diastole is the ________ phase of the cardiac cycle.

A. Contraction

B. Relaxation

C. Monitoring

D. Termination

c?

No.

ummm A?

yeah i also think its A

weeky said its

It's B - Relaxation

Systole is the contraction phase of the cardiac cycle, Diastole is the relaxation phase of the cardiac cycle

The answer is Relaxation, for anyone who wants to know.