Question

Define cardiac cycle.​

Answer 1

Explanation:

The cardiac cycle is the sequence of events that occurs when the heart beats. As the heart beats, it circulates blood through pulmonary and systemic circuits of the body. There are two phases of the cardiac cycle. In the diastole phase, the heart ventricles are relaxed and the heart fills with blood.

Answer 2

Answer:

when heart systole and disystole with respect time ie ..in 0.8sec for pumping the blood of our body .is called cardiac cycle