Asked by Erika Pullaro on Jun 08, 2024
Verified
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
C-Shaped Cartilaginous Rings
The horseshoe-shaped structures of cartilage found in the trachea that provide structural support and keep the airway open.
Cilia
Microscopic, hair-like structures on the surface of cells that move rhythmically to transport substances or facilitate movement.
Respiratory System
Organ system of humans that includes the lungs and associated structures; involved in the exchange of gases; helps control pH.
- Comprehend the anatomical configuration and operational elements of the respiratory system.
Verified Answer
AP
Anthony PortilloJun 14, 2024
Final Answer :
C
Explanation :
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.
Learning Objectives
- Comprehend the anatomical configuration and operational elements of the respiratory system.