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Mark the correct pair of muscles involve...

Mark the correct pair of muscles involved in the normal breathing in humans.

A

Extemal and internal intercostal muscies

B

Diaphragm and abdominal muscles

C

Diaphragm and external intercostal muscles

D

Diaphragm and intercostal muscles

Text Solution

Verified by Experts

The correct Answer is:
d
The diaphragm and a specialised set of muscles, called external muscles present between the ribs are involved in the normal breathing in humans. They are involved in generating pressure gradient of air between the lungs and the atmosphere, so as to faeilitate the intake of air.
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