What is the function of the semilunar valves during ventricular diastole?

What is the function of the semilunar valves during ventricular diastole?
  1. To allow the backflow of blood into the ventricles
  2. To prevent the backflow of blood into the ventricles
  3. To increase the ventricular pressure
  4. To open the tricuspid and bicuspid valves

Solution

The closure of semilunar valves prevents the backflow of blood into the ventricles.

Asked in: NCERT

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