Biology, asked by muqaddasshahzadi96, 1 year ago

Space of chest cavity increase due to what reason??????????????????????????????

Answers

Answered by ashutosh1712
2
due to inspiration with the help of external intercostal muscle
Answered by Sanukarmakar07
1
Space of chest cavity increases at the time inspiration because at this time diaphragm contracts and some abdominal muscles too take part.

Sanukarmakar07: Pls mark as brainliest
Sanukarmakar07: Thank u
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