heart valve

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heart valve

[′härt ‚valv]
(anatomy)
Flaps of tissue that prevent reflux of blood from the ventricles to the atria or from the pulmonary arteries or aorta to the atria.
References in periodicals archive ?
Cardiac prosthetics or the artificial heart valves are the devices used for replacing damaged or diseased natural valves of the heart.
A A MURMUR is an abnormal heart sound that is caused by increased blood flow through either the valves of the heart or a hole in the heart.
Antibodies produced by the body to fight this streptococcus bacterial infection react with the valves of the heart, resulting in this condition.