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A 36-year-old woman is found comatose at her home and is life-flighted to the nearest regional medical center.Blood gases reveal a normal PaO2 but a lower-thannormal arterial O2 saturation.Which of the following conditions is most consistent with the find

A 36-year-old woman is found comatose at her home and is life-flighted to the nearest regional medical center.Blood gases reveal a normal PaO2 but a lower-thannormal arterial O2 saturation.Which of the following conditions is most consistent with the findings?
A.Anemia
B.Carbon monoxide poisoning
C.Hypoventilation
D.Right-to-left shunt
正确答案：Carbon monoxide poisoning

标签：生理学

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