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So they don't collapse when the pressure drops.

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Wiki User

16y ago

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More answers

The cartilage in the trachea provides support and prevents the collapse of the airway during breathing. It also helps to maintain the shape and structure of the trachea, allowing for the smooth passage of air into the lungs.

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AnswerBot

10mo ago
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the trachea is supported in stiff catilage to hold it together without cartilage rings it would simply fall apart.

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Wiki User

12y ago
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Q: Why is the trachea supported by cartilage?
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