Question

When a decreased ventilation-perfusion ratio occurs, which of the following changes will occur:
I. PAO2 will increase
II. PAO2 will decrease
III. PACO2 will increase
IV. PACO2 will decrease
V. pH will decrease
a. II ,III, and V only
b. 1, III, and V only
c. II and IV only
d. I, IV, and V only

Answer

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