Lab Values to Know Without Looking Them Up

Question 1

Hemoglobin (Hgb, Hb)

Answer 1

13-16 g/dl (male)

12-15 g/dl (female

Question 2

Platelet Count (Plt)

Answer 2

150,000 - 400,000/cu mm

Question 3

White Blood Cell Count (WBC ct.)

Answer 3

4,500 - 11,000/cu mm

Question 4

Segemented Neutrophils

Answer 4

40 - 70% (of WBCs)

Question 5

Bands

Answer 5

0 - 5% (of WBCs

Question 6

Creatine

Answer 6

0.5 - 1.5 mg/dl

Question 7

Sodium (Na+)

Answer 7

135 - 145 mmol/L

Question 8

Potassium (K+)

Answer 8

3.5 - 5 mmol/L

Question 9

Total CO2 (also called bicarbonate)

Answer 9

22 - 26 mmol/L

Question 10

Glucose

Answer 10

80 - 100 mg/dl