Presence of overdistended and non-functional alveoli is a condition called.. Emphysema

Presence of overdistended and non-functional alveoli is a condition called:

a- Bronchitis

b- Emphysema

c- Empyema

d- Atelectasis

Answer: B.
An overdistended and non-functional alveoli is a condition called emphysema.
Atelectasis is the collapse of a part or the whole lung.
Empyema is the presence of pus in the lung.