Question

Cardiac cycle last for about ______sec​

Answer 1

Answer: The cardiac cycle comprises a complete relaxation and contraction of both the atria and ventricles, and lasts approximately 0.8 seconds.

Answer 2

Answer:

One cardiac cycle lasts for about 0.8 sec. in which ventricular systole is 0.3 sec. and diastole is 0.5 sec. In atria, the systole lasts for 0.1 sec. and diastole 0.7 sec.