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Anatomy Respiratory system 5c420d2e

All the following are true about obstructive lung disease except

A
Decreased FeV1
B
Decreased MEFR
C
Increased RV
D
Increased diffusion capacity
High-Yield Explanation
Diffusion capacity is decreased in restrivtive lung disease.decreased in expiratory flow rate is a hallmark of obstructive lung disease. Residual volume is increased & FEV1/FVC is decresde Ref Harrison 19th edition pg 1661

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