While auscultating heart sounds during a checkup,Andy's doctor hears a high-pitched sound during ventricular contraction.Which type of valve could cause this?
A) incompetent tricuspid valve
B) deficient pulmonary semilunar valve
C) insufficient mitral (bicuspid) valve
D) stenotic aortic semilunar valve

Question

Quizplus · Accepted Answer

A high-pitched sound during ventricular contraction is indicative of a stenotic valve. The aortic semilunar valve is responsible for preventing backflow of blood from the aorta into the left ventricle, so if it is stenotic (narrowed), it can create a high-pitched sound.

While Auscultating Heart Sounds During a Checkup,Andy's Doctor Hears a High-Pitched