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) stenotic aortic semilunar valve
B) deficient pulmonary semilunar valve
C) incompetent tricuspid valve
D) insufficient mitral (bicuspid) valve

Question

Quizplus · Accepted Answer

A stenotic aortic semilunar valve can cause a high-pitched sound (also known as a "murmur") during ventricular contraction, as blood flow through a narrowed valve may create turbulence and vibrations that produce such sounds.

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