Biology, asked by Hypirion963, 1 year ago

what protects trachea when it is not filled with air?


sweetgirl25: cartilionus rings protect

Answers

Answered by bulbulkhan
0
cartilagenous rings protects trachea when it is not filled with air

bulbulkhan: plzz mark it as brainliest
Answered by shreya1216
0
The hairs called cilia protects trachea when it is not filled with air.

Hypirion963: well i think it is wrong
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