NCSBN Lab Values – NCLEX Study Guide, Reference & Practice Review 2026/2027

NCSBN (Lab Values)
NCSBN (Lab Values)
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1. Sodium 135 - 145

2. Potassium 3.5 - 5.0

3. Calcium 8.5-10

4. Magnesium 1.8-3

5. Phosphorus 2.5-4.5

6. pH 7.35-7.45

7. PaCO2 35-45

8. PaO2 80-100

9. HCO3 22-26

10. Chloride 85-115

11. RBCs Fem: 4.2-5.4 mm Male: 4.7-6.1 mm

12. Hgb Fem: 12-16
Male: 14-18

13. Hct Fem: 37-47%
Male: 42-52%

14. WBCs 4,800 - 10,800

15. ESR < 20 mm/hr

16. Total serum cholesterol < 200 mg/dL

17. LDL < 100 mg/dL

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