02-27-2008, 02:56 PM
A 60-year-old male complains of severe headaches, nausea, dizziness, and a diminution in vision. He has a decrease in oxygen (O2)-carrying capacity without a change in the PO2 of arterial blood. Which of the following might account for these findings?
A.
Sulfur dioxide
B.
Ozone
C.
Nitrogen dioxide
D.
Carbon monoxide (CO)
E.
Methane
A.
Sulfur dioxide
B.
Ozone
C.
Nitrogen dioxide
D.
Carbon monoxide (CO)
E.
Methane