Which Is TRUE About the Function of the Aortic Valve

question 21

Multiple Choice

Which is TRUE about the function of the aortic valve?

• A) It prevents the backflow of blood into the aorta during ventricular diastole.
• B) It prevents the backflow of blood into the left ventricle during ventricular diastole.
• C) It prevents the backflow of blood into the left ventricle during ventricular ejection.
• D) It prevents the backflow of blood into the aorta during ventricular ejection.
• E) Its closure causes the first heart sound.

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