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Question

Which of the following are parts of a stethoscope? 



A

Chest piece

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B

Tube

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C

Ear piece

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D

Lense

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Solution

The correct options are
A

Chest piece


B

Tube


C

Ear piece


A stethoscope has three main parts as ear piece, a tube and chest piece. Chest piece has a diaphragm which helps in receiving the body sound waves. These waves pass through hollow air-filled tubes and reach to the ear piece. Ear pieces are used by the doctor to hear the body sounds. 


Biology

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