The C Shape of the Tracheal Cartilages is Important Because

Question

The C shape of the tracheal cartilages is important because
A) large masses of food can move through the esophagus.
B) large masses of air can pass through the trachea and thus the bronchi.
C) it facilitates turning of the head.
D) the bronchi are also C-shaped.
E) it permits the trachea to pinch shut prior to sneezing.

Accepted Answer

The C shape of the tracheal cartilages allows the esophagus to expand into the space where the trachea is not completely encircled by cartilage, facilitating the passage of large masses of food.