Biology, asked by nitesh3193, 4 months 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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