Question

class 2 gk question
it is used to listen to the sound of heart as well as lungs of a patient's chest ​

Answer 1

Answer:

Stethoscope is the answer

Explanation:

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Answer 2

Answer:

Stethoscope, medical instrument used in listening to sounds produced within the body, chiefly in the heart or lungs. It was invented by the French physician R.T.H. Laënnec, who in 1819 described the use of a perforated wooden cylinder to transmit sounds from the patient's chest (Greek: stēthos) to the physician's ear.