right semilunar cusp of aortic valve

right semilunar cusp of aortic valve

of the three semilunar cusps of the aortic valve, the one that lies to the right in the fetal heart and anteriorly in the adult heart; it overlies the origin of the right coronary artery. Synonym(s): valvula coronaria dextra (valvae aortae) ☆