Normally air enters the body through the:
A) Nose
B) Mouth
C) Windpipe
D) Alveoli

Question

Quizplus · Accepted Answer

Air enters the body through the nose, where it is filtered, moistened, and warmed before passing through the windpipe and into the lungs. The mouth can also be used for breathing, but it is not the normal entrance for air into the body. Alveoli are tiny air sacs within the lungs where gas exchange occurs, but they are not where air initially enters the body.

Normally Air Enters the Body Through The