Answer :
The cardiac cycle reflects pressure changes in several key structures of the heart; the volume changes as -moves through the heart and, finally, the electrical events associated with heart contraction.
what is cardiac cycle ?
The cardiac cycle is the time from the end of one heart contraction to the end of the subsequent contraction and consists of a period of relaxation called diastole.
Different stages of the cardiac cycle consist of Atrial systole constitute 0.1 second, Ventricular systole constitute 0.3 seconds, Atrial diastole constitute 0.7 seconds, Ventricular diastole constitute 0.5 seconds
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