Bronchioles differ from bronchi in that they
A) warm air to body temperature.
B) contain only smooth muscle.
C) filter and humidify air.
D) can have alveoli attached to them.
E) are lined by a ciliated epithelium.

Question

Quizplus · Accepted Answer

Bronchioles are smaller airways that can have alveoli attached to them, which is where gas exchange occurs. Unlike bronchi, bronchioles do not have cartilage and are primarily composed of smooth muscle.

Bronchioles Differ from Bronchi in That They