NCLEX LAB VALUES

Question 1

Na+ (electrolyte)

Answer 1

135- 145 mEq/L

Question 2

K+ (electrolyte)

Answer 2

3.5-5.0 mEq/L

Question 3

Chloride (electrolyte)

Answer 3

98-106 mEq/L

Question 4

Bicarbonate (venous, (electrolyte))

Answer 4

22-29 mEq/L

Question 5

pH (ABG)

Answer 5

7.35-7.45

Question 6

PaCO2 (ABG)

Answer 6

35-45

Question 7

HCO3 (ABG)

Answer 7

21-28

Question 8

PaO2 (ABG)

Answer 8

80-100

Question 9

SaO2

Answer 9

95-100%

Question 10

HgB (CBC)

Answer 10

Man 14-16.5 g/dL

Woman 12-15 g/dL

Question 11

Hct (CBC)

Answer 11

Man 42-52%

Woman 35-47%

Question 12

Iron (CBC)

Answer 12

Male Adult 65-175 mcg/dL
Female Adult 50-170 mcg/dL
found in Hgb aid dx of anemia and hemolytic disorders

Question 13

RBC (CBC)

Answer 13

Man 4.5-6.2 million/uL

Woman 4.5-5 million/uL

Question 14

WBC (CBC)

Answer 14

5,000-10,000 mm3

Question 15

Cholesterol (cardiac)

Question 16

Platelets (CBC)

Answer 16

150-400,000 cells/mm3

Question 17

PT (coagulation)

Answer 17

a vitamin K (salad) dependent glycoprotein produced by liver for fibrin clot formation. Measures time in seconds for clot formation to monitor warfarin sodium (Coumadin) if 2 sec w/i value normal
Man 9.5-11.8 Woman 9.3-11.3, OR 11-12.5 w/Rx 1.5-2x control

Question 18

aPTT (Coagulation)

Answer 18

Monitor for Heparin screens for deficiencies in all factors
30-40 seconds W/heparin should be 45-80
If more than 90 seconds initiate bleeding precautions

Question 19

INR

Answer 19

Used frequently to measure the effect of oral anticoagulants
Normal is 0.7-1.8
2-3 for standard warfarin 3-4.5 got high dose

Question 20

Glucose (fasting)

Answer 20

70-105 mg/dL

Question 21

Glycosylated hemoglobin (HbA1c)

Answer 21

4-6% is expected range greater than 8 is poor diabetic control

Question 22

Calcium total Ca++ (electrolyte)

Answer 22

9.0-10.5 mEq/dL

Question 23

Magnesium Mg++ (electrolyte)

Answer 23

1.3-2.1 mEq/L

Question 24

Phosphorous PO4 (electrolyte)

Answer 24

3.0-4.5 mEq/dL

Question 25

Erythrocyte Sedimentation Rate (ESR)

Answer 25

Less than 20 mm/Hr

Used to detect illness associated with acute chronic infection, inflammation, advanced neoplasm, and tissue necrosis or infarction
-Note fatty meal may cause alteration

Question 26

LDL Low Density Lipoprotein (blood lipid levels)

Answer 26

desirable less than 130 mg/dL

Question 27

HDL High density lipoprotein (blood lipid levels)

Answer 27

Men 35-65 mg/dL

Women 35-80 mg/dL

Question 28

Triglycerides (blood lipid levels)

Answer 28

desirable less than 150;
men 40-160
women 35-135

Question 29

LFT- Albumin

Answer 29

3.5-5 g/dL

Question 30

LFT- Ammonia

Answer 30

15-45 mcg/dL

Question 31

LFT- Total Bilirubin

Answer 31

0.1-1.0 mg/dL

Question 32

LFT- Total Protein

Answer 32

6-8 g/dL

Question 33

UA- Specific Gravity

Answer 33

1.005-1.025

Question 34

UA- Protein

Answer 34

0.8 mg/dL

Question 35

UA- Glucose

Answer 35

less than 0.5 g/day

Question 36

UA-Ketones

Answer 36

none

Question 37

UA- pH

Answer 37

4.6-8

Question 38

UA-WBC

Answer 38

Men 0-3 per high power field

women 0-5 per hihg power field

Question 39

Renal Function- Serum creatinine

Answer 39

Men 0.6-1.2 mg/dL

Women 0.5-1.1 mg/dL

Question 40

Renal Function- BUN

Answer 40

10-20 mg/dL

Question 41

Renal Function- Creatinine Clearance test

Answer 41

Men 90-139
women 80-125
this is a calculation of overall GFL and renal function

Question 42

Glucose monitoring (capillary blood)

Answer 42

60-110

Question 43

Glucose Tolerance test, oral, nonpregnant,
baseline
60 min fasting
120 min fasting

Answer 43

Base 60-110
60 min less than 200 mg/dL
120 min fasting 70-120 mg/dL

Question 44

Glucose, 2 hr postprandial