Answers

2014-07-27T20:04:30+05:30

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
the trachea has semicircular cartilagenous rings along it.so air suspend in the gaps of rings
2 5 2
2014-07-27T20:13:56+05:30

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
The trachea has a structural of series of highly flexible muscular rings which helps them from collapsing.

0