Air Enters the Lungs Through a Pair of Tubes Known

Question

Air enters the lungs through a pair of tubes known as
A)bronchi.
B)alveoli.
C)bronchioles.
D)pharynx.

Accepted Answer

The bronchi are the two main branches of the trachea that carry air into the lungs. The alveoli are small air sacs within the lungs where gas exchange occurs. The bronchioles are smaller branches of the bronchi that lead to the alveoli. The pharynx is a muscular tube that connects the nose and mouth to the esophagus and trachea.