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J. Multiple Choice Questions.
1. During inhalation
(a) Diaphragm relaxes and rib muscles
contract
(b) Diaphragm contracts and rib muscles
relax
(c) Both diaphragm and rib muscles
relax
(d) Both diaphragm and rib muscles
contract
Answers
Answered by
1
Answer:
Explanation:
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B
Answered by
0
Answer:
It's option (d) both diaphragm and ribs contract.
Explanation:
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