When the nurse is listening to the chest of an infant who has a murmur associated with a patent ductus arteriosus (PDA), the murmur will best be heard in which of the following locations?
a. at the apex of the heart c. at the fifth intercostal space
b. just below the left clavicle d. over the mitral valve
B
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A Incorrect. The murmur associated with a patent ductus arteriosus (PDA) will not best be heard at the apex of the heart.
B Correct. The murmur associated with a patent ductus arteriosus (PDA) will best be heard just below the left clavicle.
C Incorrect. The murmur associated with a patent ductus arteriosus (PDA) will not best be heard at the fifth intercostal space.
D Incorrect. The murmur associated with a patent ductus arteriosus (PDA) will not best be heard over the mitral valve.
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