During auscultation of heart tones, you are uncertain whether the sound you hear is an S₂ split. You should ask the patient to inhale deeply while listening at the _____ area.

Question

Quizplus · Accepted Answer

Splitting results from the failure of the mitral and tricuspid valves or the pulmonic and aortic valves to close simultaneously. Splitting of S₁ is usually not heard because the closing of the tricuspid valve is too faint. Rarely, it may be audible in the tricuspid area on deep inspiration. Splitting of S₂ is greatest at the peak of inspiration and best heard at the pulmonic site.

During Auscultation of Heart Tones, You Are Uncertain Whether the Sound