- semilunar cusp
- semilunar cusp n any of the crescentic cusps making up the semilunar valves
* * *
any of the cusps surrounding the aortic and pulmonary valves; see entries beginning vavlula semilunaris.
Medical dictionary. 2011.
semilunar cusp
Look at other dictionaries:
semilunar valve — n 1) either of two valves of which one is situated at the opening between the heart and the aorta and the other at the opening between the heart and the pulmonary artery, which prevent regurgitation of blood into the ventricles, and each of which … Medical dictionary
anterior semilunar cusp of pulmonary valve — valvula semilunaris anterior valvae trunci pulmonalis … Medical dictionary
left semilunar cusp of aortic valve — valvula semilunaris sinistra valvae aortae … Medical dictionary
left semilunar cusp of pulmonary valve — valvula semilunaris sinistra valvae trunci pulmonalis … Medical dictionary
posterior semilunar cusp of aortic valve — valvula semilunaris posterior valvae aortae … Medical dictionary
right semilunar cusp of aortic valve — valvula semilunaris dextra valvae aortae … Medical dictionary
right semilunar cusp of pulmonary valve — valvula semilunaris dextra valvae trunci pulmonalis … Medical dictionary
Cusp — In reference to heart valves, one of the triangular segments of the valve which opens and closes with the flow of blood. In reference to teeth, a raised area of the biting surface. * * * 1. In dentistry, a conical elevation arising on the surface … Medical dictionary
noncoronary cusp of aortic valve — valvula semilunaris posterior valvae aortae; the name denotes its distinction from the other two semilunar cusps of the aortic valve, which are marked by the openings of the coronary arteries … Medical dictionary
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