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Medical Term:

anterior cusp of mitral valve


Definition: the ventrally placed and larger of the two leaflets that come together during ventricular systole to close the left atrioventricular orifice; it attaches to the septal aspect of the orifice.

Synonym(s): cuspis anterior valvae atrioventricularis sinistraeTA, anterior cusp of left atrioventricular valve, cuspis anterior valvae mitralis