Question

the importance of c-shaped cartilage rings

Answer 1

Answer:

The cartilage rings are C-shaped because the back of the trachea presses against the esophagus. The cartilage opens at the esophagus and is replaced by connective tissue and muscle. This gives the esophagus space to allow food to be swallowed easily.

Explanation:

Answer 2

Answer:

The C-shaped cartilages are placed on each other but are open at the area where the trachea is nearest to the oesophagus. They prevent and protect the traechae from collapsing during absence of air. It also helps the traechae to expand when a person breathes.