A fibrotic lung would exhibit which of the following characteristics?
a. Decreased airway resistance
b. Decreased lung compliance
c. Decreased PVR
d. Decreased surface tension
ANS: B
The compliance curve of the patient with pulmonary fibrosis is flatter than the normal curve, shifted down and to the right. As a result, there is a smaller volume changes for any given pres-sure change (decreased compliance).
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