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A stethoscope is a medical instrument for listening to the action of someone heart or breathing, typically having a small disk-shaped resonator that is placed against the chest, and two tubes connected to earpieces.
mall disk-shaped resonator that is placed against the chest, and two tubes connected to earpieces.
The bell transmits low frequency sounds, while the diaphragm transmits higher frequency sounds. To deliver the acoustic energy primarily to either the bell or diaphragm, the tube connecting into the chamber between bell and diaphragm is open on only one side and can rotate.
A stethoscope is a medical instrument for listening to the action of someone heart or breathing, typically having a small disk-shaped resonator that is placed against the chest, and two tubes connected to earpieces.
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