Smoking contributes to emphysema by:
A)interrupting the production of elastase.
B)destroying cilia in the bronchi.
C)reducing endogenous antiproteases.
D)creating hyperplasia of submucosal glands.

Question

Quizplus · Accepted Answer

Toxins in smoke lead to airway epithelial inflammation with infiltration of numerous cells such as neutrophils, macrophages, and lymphocytes . Inflammatory cytokines are released that increase protease activity and inhibit the normal endogenous antiproteases in the lung.

Smoking Contributes to Emphysema By