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Valves which allow blood from ventricles into arteries and not in opposite direction are

Aortic valve and mitral valve
AV valves and semilunar valves
Bicuspid and tricuspid valves
Semilunar valves and tricuspid
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Which has the thickest walls?

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Which is false?

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Which is the phagocytic structure of blood ?

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Valve present over left auriculo-ventricular opening is

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Valve surrounding opening of coronary sinus is

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Valves which allow blood from ventricles into arteries and not in opposite direction are

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