The smallest airway of the bronchial tree that is primarily responsible for creating bronchoconstriction.
A) primary bronchi
B) bronchiopulmonary segment
C) lobe of lung
D) bronchiole
E) alveoli sac

Question

Quizplus · Accepted Answer

Bronchioles are the smallest airways of the bronchial tree and they are primarily responsible for bronchoconstriction, which is the narrowing of the airways that can occur in response to various stimuli like allergens, cold air, or exercise. The other options listed are not the smallest airways and do not have as significant a role in creating bronchoconstriction.

The Smallest Airway of the Bronchial Tree That Is Primarily