Question

what is the role of diaphragm and the chest muscles in inspiration​

Answer 1

$\huge \mathfrak {\orange {\underline {\pink {\underline { Answer♡ \ :- }}}}}$

$\sf\purple{➛}$It is a large, dome-shaped muscle that contracts rhythmically and continually, and most of the time, involuntarily. Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs.

Answer 2

Explanation:

It is a large, dome-shaped muscle that contracts rhythmically and continually, and most of the time, involuntarily. Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs.