Which part of the respiratory system is composed of C-shaped cartilaginous rings and cilia?
A) pharynx
B) larynx
C) trachea
D) bronchioles
E) alveoli

Name: Which part of the respiratory system is composed of C-shaped cartilaginous rings and cilia? A) pharynx B) larynx C) trachea D) bronchioles E) alveoli
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Question

Quizplus · Accepted Answer

The trachea is composed of C-shaped cartilaginous rings to prevent collapse while still allowing flexibility, and it is lined with cilia to help move mucus and debris out of the respiratory tract.

Which Part of the Respiratory System Is Composed of C-Shaped