What is the role of mucus in the nasal cavity?
A) increase the air turbulence in the nasal cavity
B) separate the oral cavity from the nasal cavity
C) lighten the skull
D) act as a resonance chamber for speech
E) trap incoming bacteria and other foreign debris

Question

Quizplus · Accepted Answer

Mucus in the nasal cavity helps to trap incoming bacteria and other foreign debris, preventing them from entering the lungs and causing infection or irritation.

What Is the Role of Mucus in the Nasal Cavity