FreeMCATPrep Logo

More Than 475 Free MCAT Questions with Detailed Answers!

Click HERE for your Random Question from our MCAT Question A Day Archive

MCAT Question A Day - 6/16/13

Surfactant is a secretion in the lungs that prevents alveoli from collapsing. Without this substance, what problem(s) might occur?

A.  The diameter of the bronchioles would remain constant.
B.  Inhalation would have to be more forceful.
C.  Exhalation would have to be more forceful.
D.  All of the above