Question

What is the Cardiac cycle ?explane it with the help of diagram

Answer 1

The cardiac cycle is the performance of the human heart from the beginning of one heartbeat to the beginning of the next. It consists of two periods: one during which the heart muscle relaxes and refills with blood, called diastole, followed by a period of robust contraction and pumping of blood, dubbed systole.

here the diagram !

Answer 2

from the beginning ofperformance of one heart beat to other in which heart contract and then filled with blood