Science, asked by arjunabhinav2017, 5 months ago

(iii) The stethoscope has been in use for ____________
(a) A century
(b) 200 years
(c) since 2014
(d) before the computer age​

Answers

Answered by Anonymous
1

Answer:

option B..... i.e.200 years

Answered by dheerajdesireddy2007
0

Answer:

200 years

Explanation:

In 1816, French physician Rene Laennec invented the first stethoscope using a long, rolled paper tube to funnel the sound from the patient's chest to his ear.

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