Surface Anatomy and Landmarks · USMLE Step 1

A clinician places a stethoscope at the left 5th intercostal space at the midclavicular line. Which heart valve is being auscultated?

  1. Aortic valve
  2. Pulmonic valve
  3. Tricuspid valve
  4. Mitral valve
Show answer and explanation

Correct answer: Mitral valve

The mitral valve is best heard at the left 5th intercostal space at the midclavicular line. This corresponds to the apex of the heart.

Difficulty: Medium Question 2 of 20

Practice all 20 Surface Anatomy and Landmarks questions

Keep practicing

More Surface Anatomy and Landmarks questions