Emphysema is an irreversible respiratory disease in which
A) the alveoli are destroyed.
B) there is not enough oxygen in the blood.
C) lungs become more elastic.
D) excess mucus is produced.

Question

Quizplus · Accepted Answer

Emphysema is a condition in which the alveoli (air sacs in the lungs) become damaged and lose their elasticity, making it difficult to exhale properly. Over time, this damage can lead to the destruction of the alveoli, reducing the surface area available for gas exchange and making it even harder to breathe.

Emphysema Is an Irreversible Respiratory Disease in Which