NCLEX Lab Values

Question 1

Sodium

Answer 1

135-145mEq/L

Question 2

Potassium

Answer 2

3.5-5.0mEq/L

Question 3

Chloride

Answer 3

95-105mEq/L

Question 4

CO2

Answer 4

24-30mEq/L

Question 5

Glucose

Answer 5

60-100 mg/dL fastingInfants 40-50mg/dL;>125 hyperglycemia, >150 in preterm

Question 6

BUN

Answer 6

8-20 mg/dL

Question 7

Creatinine

Answer 7

Adult 0.6-1.5 mg/dL

Question 8

Albumin

Answer 8

3.5-5.0 g/dL

Question 9

Ionized Calcium

Answer 9

4.5-5.2 mg/dL

Question 10

Total Serum Calcium

Answer 10

8.5-10.5 mg/dL

Question 11

Magnesium

Answer 11

1.5-3.0 U/L

Question 12

RBC

Answer 12

• Men 4.6-6.2million/mm8
• Women 4.2-5.4
• Children 3.2-5.2

Question 13

WBC

Answer 13

Adults 5,000-10,000/mm8

Children 5,000-13,000

Question 14

HGB

Answer 14

• Men13-18 gm/dL
• Women 12-15 gm/dL
• Children 11-12.5gm/dL

Question 15

HCT

Answer 15

• Men 42 –50%
• Women 40-48%
• Children 35-45%

Question 16

Platelets

Answer 16

100,000-400,000/mm8

Question 17

PT

Answer 17

9.5-12 seconds

Question 18

PTT

Answer 18

20-45 seconds

Therapeutic range 1.5-2 x normal

Question 19

Urine Spec Gravity

Answer 19

1.010-1.030

Question 20

CVP

Answer 20

3-11 cm water

Question 21

ABG’s pH

Answer 21

7.35-7.45

Question 22

PaCO2

Answer 22

35-45 mm Hg

Question 23

PaO2

Answer 23

80-100 mm Hg

Question 24

HCO3

Answer 24

22-26 mEq/L

Question 25

BE

Answer 25

+/-1

Question 26

O2Sat

Answer 26

95-99%