NCLEX Cardiac Auscultation: 5th Intercostal Space Landmark November 9, 2026 By Rana Waqar Leave a Comment Stethoscope at the left 5th intercostal space, midclavicular line—which valve is being assessed? This NCLEX quiz tests your knowledge of cardiac auscultation landmarks and the mitral (apical) area. Includes rationale and S1/S2 identification tips. Δ During auscultation of the heart, a nurse places the stethoscope at the left fifth intercostal space at the midclavicular line. Which valve is the nurse primarily assessing? A. Aortic valve B. Pulmonic valve C. Tricuspid valve D. Mitral valve
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