| 释义 |
posterior cusp of mitral valve posterior cusp of mitral valve [TA] the dorsally placed and smaller of the two leaflets that come together during ventricular systole to close the left atrioventricular orifice; it attaches to the mural aspect of the orifice. Synonym(s): cuspis posterior valvae atrioventricularis sinistrae [TA], cuspis posterior valvae mitralis ☆ , posterior cusp of left atrioventricular valve ☆ |