Assertion: The valves of the heart (i.e., semilunar and atrio-ventricular valves) prevent any
Channel: Doubtnut
Date: 2020-01-26

Assertion: The valves of the heart (i.e., semilunar and atrio-ventricular valves) prevent any backward flow. Reason: The valves in the heart allows the flow of blood only in one direction, i.e. from the atria to the ventricles and from ventricles to the pulmonary artery or aorta.