Normal Lab Values

Question 1

Serum Na+

Answer 1

135 - 145

Question 2

K+

Answer 2

3.5 - 5.0

Question 3

Cl-

Answer 3

95 - 105

Question 4

PCO2

Answer 4

35 - 45

Question 5

Ca+

Answer 5

9 - 11

Question 6

RBC

Answer 6

3.2 - 5.2

Question 7

WBC

Answer 7

5,000 - 10,000

Question 8

Glucose

Answer 8

70 - 120

Question 9

HGB, hemoglobin

Answer 9

12 - 16

Question 10

HCT, hemocrit

Answer 10

36 - 45

Question 11

Platelets

Answer 11

150,000 - 450,000

Question 12

Digoxin

Answer 12

0.8 - 2

Question 13

Theophylline

Answer 13

10 - 20

Question 14

Dilantin

Answer 14

10 - 20 mcg/ml

Question 15

Lithium

Answer 15

0.6 - 1.2

Question 16

Total cholesterol

Answer 16

less than 200

Question 17

LDL

Answer 17

less than 100

Question 18

HDL

Answer 18

> 40

Question 19

BUN : Creatinine

Answer 19

10:1 - 20:1

Question 20

Triglycerides

Answer 20

less than 100

Question 21

GFR

Answer 21

120 - 130

Less than 60 indicates renal failure

Question 22

INR

Answer 22

0.8 - 1.2

2 - 3 on Warfarin therapy

Question 23

PT

Answer 23

10 - 14 sec

Question 24

PTT

Answer 24

20 - 45

Question 25

PaO2

Answer 25

80-100

Question 26

HCO3

Answer 26

22-26

Question 27

ALT

Answer 27

10-40 u/L

Question 28

AST

Answer 28

20-40

Question 29

BUN

Answer 29

8-21 mg/dL

Question 30

Creatinine

Answer 30

males: 0.6 - 1.2
females: 0.5 - 1.1

Question 31

Troponin I

Answer 31

Less than 0.03

Question 32

Albumin

Answer 32

3.5 - 5

Question 33

Mg+

Answer 33

1.5-2.5

Question 34

SaO2

Answer 34

95-100%

Question 35

Specific gravity

Answer 35

1.005-1.030

Question 36

Serum osmolality

Answer 36

275-295 mOsm/kg

Question 37

Normal ICP

Answer 37

10-15

Question 38

Glasgow Coma Scale scores

and scoring of each area

Answer 38

• Best: 15
• 13 and up: minor head injury
• 9 to 12: moderate head injury
• Less than 8: severe injury and coma

Eye opening 1-4
Verbal response 1-5
Motor response 1-6

Question 39

Normal urine output

Answer 39

800 - 2,000 mL/day
30 mL/ hr
1-2 mL/kg/hr (or 0.5?)

Question 40

Creatine kinase MB

Answer 40

0% of total CK

30 to 170 units/L

Question 41

CPV

Answer 41

1 - 8

Question 42

pulmonary artery

Answer 42

15-25 / 5-15

Question 43

pulmonary artery wedge pressure

Answer 43

4-12

Question 44

cardiac output

Answer 44

4-7 L/min

Question 45

SvO2

Answer 45

60-80%

Question 46

creatinine clearance

Answer 46

80-140 mL/min/m2

Question 47

iron

Answer 47

females: 60-160
males: 80-180

Question 48

d-dimer

Answer 48

0.43 to 2.33 mcg/mL or

0 to 250 ng/mL

Question 49

WBCs and RBC in urinalysis

Answer 49

Less than 5 for both