Heart Valves (Cardiac Valves)
Any of the four valves that regulate the flow of through the of the heart.
About the Heart Valves
Pumps need a set of valves to keep the fluid flowing in one direction and the is no exception. The heart has two types of valves that keep the flowing in the correct direction.
When the ventricles contract, atrioventricular valves close to prevent from flowing back into the .
When the ventricles relax, semilunar valves close to prevent from flowing back into the ventricles.
See the atrioventricular valves:
See the semilunar valves: