The pediatric nurse explains to the student that which valves are known as semilunar valves? (Select all that apply.)
A.
Aortic
B.
Bicuspid
C.
Mitral
D.
Pulmonary
E.
Tricuspid
ANS: A, D
The aortic and pulmonary valves are known as semilunar valves because each of their cusps looks like a half-moon. The mitral and tricuspid valves are atrioventricular valves. A bicuspid valve simply has two cusps.
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