Which of the Following Variables Are Measured Directly by a Blood

question 44

Multiple Choice

Which of the following variables are measured directly by a blood gas machine?
1) pH
2) PaO₂
3) HCO₃-
4) SaO₂

• A) 1 and 2
• B) 2 and 3
• C) 3 and 4
• D) 1 and 4

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