Questions Bank
Exposure to fungal spores in the soil
Genetic predisposition
Exposure to influenza viruses
Exposure to environmental tobacco smoke
bronchiectasis.
a1-antitrypsin deficiency.
cystic fibrosis.
bronchial asthma.
inhaling asbestos fibers.
a1-antitrypsin deficiency.
secondhand cigarette smoke.
air pollution.
Z
MZ
MM
ZZ
Normal in all cases
Decreased in emphysema
Decreased in chronic bronchitis
Increased in all cases