Multiple Choice
The following image shows the subject's tidal volume plotted against the maximal flow-volume loop during exercise: 
Which of the following clinical conditions is most consistent with these findings?
A) Variable intrathoracic obstruction
B) Chronic obstructive pulmonary disease
C) Pulmonary fibrosis
D) Variable extrathoracic obstruction
Correct Answer:
Verified
Correct Answer:
Verified
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