Question

What is the role of diaphragm during breathing?

Answer 1

Answer:

۝Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs. Upon exhalation, the diaphragm relaxes and returns to its domelike shape, and air is forced out of the lungs.۝

Explanation:

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Answer 2

Answer:

When we breathe the lungs expands to provide more space for the air and the diaphragm moves downward but when we exhale air(or bretheout) the lungs contracts and the diaphragm moves upward