ABG Interpretation for Nurses
1. 
When an acid-base imbalance is caused by a metabolic disturbance, the pH and the HCO3 will move:

2. 
You are reviewing the results of an ABG. When the pH and the PaCO2 values are moving in opposite directions, the primary problem is:

3. 
PH 7.33  PaCO2 -60 HCO3 -34

4. 
pH 7.48 PaCO2-42 HCO3-30

5. 
pH 7.38 PaCO2- 38  HCO3-24

6. 
pH 7.21 PaCO2 -60   HCO3 -24

7. 
pH 7.47  PaCO2 -28  HCO3 -20

8. 
pH 7.50 PaCO2 -29  HCO3 -24

9. 
pH 7.28 PaCO2- 40 HCO3- 18

10. 
pH 7.45 PaCO2- 26 HCO3 - 20.

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