Question

what is the use of cartilaginous ring in the trachea​

Answer 1

Answer:

In the trachea, or windpipe, there are tracheal rings, also known as tracheal cartilages. Cartilage is strong but flexible tissue. The tracheal cartilages help support the trachea while still allowing it to move and flex during breathing.

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Answer 2

Answer:

When we inhale and exhale , there's a change of pressure so the cartilaginous rings prevent the airway from collapsing :-)