The tricuspid valve is best heard over the:
A. Third intercostal space left sternal border
B. Fifth intercostal space right sternal border
C. Fourth intercostal space left sternal border
D. Third intercostal space right sternal border
ANS: C
The tricuspid valve is best heard over the fourth intercostal space left sternal border. Erb's point is located over the third intercostal space left sternal border. The mitral valve is best heard over the fifth intercostal space in the mid-clavicular line. The aortic valve is best heard over the second intercostal space right sternal border. The pulmonic valve is best heard over the second intercostal space left sternal border.
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