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Pulmonology › ViewWhich of the following means “imperfect expansion” in Greek?
A. Lung imperfecta
B. Pneumoconiosis
C. Pneumothorax
D. All of the above
Circulatory and Respiratory System › View
Mucus ___________________.
A. is the waste product of bacteria.
B. is filled with plasma and platelets.
C. traps germs so they don’t get into your lungs.
D. lubricates your nostrils so air can get into your lungs.