An individual with early lung disease has a tidal volume of 500 mL. What is her alveolar volume if her dead space doubles and her tidal volume remains the same? (Assume that the normal VD/VT = 0.25.)
A. 150 ml
B. 250 ml
C. 300 ml
D. 400 ml
ANS: B
Anatomy & Physiology
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Anatomy & Physiology