Question

The function of nasal cavity & nasopharynx is to
(a) warm the inspired air
(b) moisten the inspired air
(c) filter out the dust particles from the inspired
air
(d) All of the above

Answer 1

c or d is the correct answer

Answer 2

(d) All of the above

Explanation:

Human have a pair of external nostrils opening out above the upper lips. It leads to a nasal cavity through the nasal chamber. The nasal cavity opens into nasopharynx, the common passage for food and air. The function of nasal cavity are warms and humidifies the inspired air, removed and traps pathogen and particulate matter (dust particle) from the inspired air. One of the most important function of nasal cavity are sense and smell. Hence, all of the above option is correct.