Question

Which best describe the isovolumetric contraction phase of the cardiac cycle?

Answer 1

The name isovolumetric indicates that there is no change in volume that takes place and this only occurs when all of the valves within the heart are shut.

Answer 2

Isovolumentric contraction phase of the cardiac cycle is the stage at which isovolumentric contraction occurs, at this phase all of the four valves of the heart are closed.