Biology, asked by nitesh3193, 30 days ago

Which muscles bring the contraction and expansion of lungs
a) Diaphragm muscles
b) External intercostal muscles.
c) Both (a) and (b)
d) Cardiac muscles.

Answers

Answered by frank11770

7

Answer:

Cardiac muscles is placed closed to heart diaphragm, is below the lungs

So my answer will be both a and b

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