1.

One of the functions mentioned below is not performed by the ‘C’ shaped cartilaginous rings in the trachea. Identify the same.

A. It provides support
B. It helps in the absorption of O2
C. It allows uninterrupted flow of air
D. It prevents collapse of the trachea
E. None of the Above/ More than one of Above
Answer» C. It allows uninterrupted flow of air


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