semilunar valve
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semilunar valve
[¦sem·i′lü·nər ′valv] (anatomy)
Either of two tricuspid valves in the heart, one at the orifice of the pulmonary artery and the other at the orifice of the aorta.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
It was found that the
semilunar valves were poorly vascularized.
The connecting outflow tracts twist into position and form the
semilunar valves. An indepth understanding of this complex developmental process and errors that can occur can assist the pediatric nurse in understanding the anatomical features of various congenital heart defects and their resulting physiological impacts.
Cardiac neural crest orchestrates remodeling and functional maturation of mouse
semilunar valves. J Clin Invest 2011;121:422-30.
It is the result of incomplete separation of the aortopulmonary trunk, even though the differentiation of the
semilunar valves is completed; the presence of the
semilunar valves is necessary to differentiate diagnosis from persistent truncus arteriosus (6).
Even though both arise from the same embryologic origin, the supportive structures of
semilunar valves and annulus are different.
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