pulmonary valve

noun Anatomy.
a semilunar valve between the pulmonary artery and the right ventricle of the heart that prevents the blood from flowing back into the right ventricle.
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American Heritage
Medical Dictionary

pulmonary valve n.
A valve with semilunar cusps at the entrance to the pulmonary trunk from the right ventricle of the heart.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Pulmonary valve stenosis is a heart valve disorder that involves the pulmonary valve.
Patients who have continued, severe leakiness of the pulmonary valve may need to have the valve replaced.
If possible, the pulmonary valve may be used to replace the aortic valve.
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