Biology, asked by khatmodevedant, 6 days ago

when inhalation occurs lungs a. shink b. become smaller in size. c. swell. d. both a and b

Answers

Answered by mahak426

0

Answer:

Both a and b

Explanation:

In exhalation, the diaphragm moves upward and the chest wall muscles relax, causing the chest cavity to get smaller and push air out of respiratory system through the nose or mouth.

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