What is the function of the hair in the nose?
A. To secrete mucus.
B. To trap dust particles.
C. To protect the mucus glands.
D. To prevent germs from entering the lungs.
Answer:B
What is the function of the hair in the nose?
A. To secrete mucus. B. To trap dust particles. C. To protect the mucus glands. D. To prevent germs from entering the lungs.