The nurse is preparing to use a stethoscope for auscultation. Which statement is true regarding the diaphragm of the stethoscope? The diaphragm:
a. Is used to listen for high-pitched sounds.
b. Is used to listen for low-pitched sounds.
c. Should be lightly held against the person's skin to block out low-pitched sounds.
d. Should be lightly held against the person's skin to listen for extra heart sounds and murmurs.
ANS: A
The diaphragm of the stethoscope is best for listening to high-pitched sounds such as breath, bowel, and normal heart sounds. It should be firmly held against the person's skin, firmly enough to leave a ring. The bell of the stethoscope is best for soft, low-pitched sounds such as extra heart sounds or murmurs.
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