what is stethoscope ? how can we make a model of a stethoscope?
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Answer:
the Sethoscope was used by doctor.we can hear the sound heart beats etc.
you search in youtube youn can see the models of Sethoscope was.
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Stethoscope - a medical instrument for listening to the action of someone's heart or breathing, typically having a small disc-shaped resonator that is placed against the chest, and two tubes connected to earpieces.
how can we make a model of a stethoscope?
1.Cover the top of a funnel with a balloon. ...
2.Wrap electrical tape around the balloon to hold it in place, if needed. ...
3.Stick the end of the funnel into a piece of clear, flexible, plastic tubing. ...
4.Add a second, matching funnel to the other end, if desired. ...
5.Use the stethoscope in a quiet room.
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