Biology, asked by parthanand21, 11 months ago

when we breathe out, why does the air passage not collapse
Please answer

Answers

Answered by HermioneWatson
5

The air passage doesn't collapse because they are surrounded by cartilagenous rings which prevent it from collapsing.

Hope this helps!

Answered by valda
1
around our wind pipe there r rings of cartilage present
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