You are listening to a patient's heart sounds in the aortic and pulmonic areas. The sound becomes asynchronous during inspiration. The prevalent heart sound in this area is most likely: A) S₁. B) S₂. C) S₃. D) S₄.

Question

Quizplus · Accepted Answer

S₂ marks the closure of the semilunar valves, which indicates the end of systole; it is best heard in the aortic and pulmonic areas. It is higher pitched and shorter than S₁. S₂ typically splits during inspiration.

You Are Listening to a Patient's Heart Sounds in the Aortic