Question

What are the roles of Diaphragm and Epiglottis in Human Respiratory

System​

Answer 1

Answer:

Explanation:

DIAPHRAGM

Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs.

EPIGLOTTIS

When a person swallows the epiglottis folds backward to cover the entrance of the larynx so food and liquid do not enter the windpipe and lungs.

Answer 2

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