The inhalation of which substance is the most common cause of "humidifier" or "air-conditioner" lung?
A) Thermophilic bacteria
B) Cotton fibers
C) Animal proteins
D) Plant proteins
E) Talc

Question

Quizplus · Accepted Answer

Thermophilic bacteria that live in heated water reservoirs are the most common cause of hypersensitivity pneumonitis, called humidifier or air-conditioner lung.

The Inhalation of Which Substance Is the Most Common Cause