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How Many Half-Moon Shaped,pocketlike Cusps Are Found in Each Semilunar

Question 30
Multiple Choice

How many half-moon shaped,pocketlike cusps are found in each semilunar valve? A)1 B)2 C)3 D)4 E)6

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Which valve prevents the backflow of blood into the left ventricle when the ventricles relax? A)Left atrioventricular valve B)Aortic semilunar valve C)Right atrioventricular valve D)Pulmonary semilunar valve E) None of these answers is correct.
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Q 33
As blood is pumped into the arterial trunks past the semilunar valves,it A)pushes against the cusps,forcing the valves open. B)pushes against the cusps,forcing the valves closed. C)fills the cusps,causing them to expand and block the backflow of blood. D)fills the cusps,causing them to expand and open up for the flow of blood. E)None of these answers is correct.
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