Multiple Choice
Which of the following most accurately characterizes simple pneumothorax?
A) Untreated, it will lead to mediastinal shift and compression of the contralateral lung.
B) It is a problem of ventilation-perfusion mismatch.
C) It results from air entering the pleural cavity through a defect in the chest wall.
D) It results from the creation of a one-way valve that continues to allow air into, but not out of, the pleural cavity.
Correct Answer:

Verified
Correct Answer:
Verified
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