Question

Air from the outside is: warmed, dried, and cleaned by the nose and mouth. cooled, dried, and cleaned by the nose and mouth. cooled, moistened, and cleaned by the nose and mouth. warmed, moistened, and cleaned by the nose and mouth.

Answer 1

Correct answer choice is:

D. Warmed, moistened, and cleaned by the nose and mouth.

Explanation:

Nostrils hairs and they are near very next to Nose and the hairs simply filter air a scarce by catching dust shreds from it. As air moves from the outside atmosphere to the lungs. It is purified in lungs by alveoli. Where a replacement of gases germinates.