Lab Values

Question 1

CVP (central venus pressure)

Answer 1

2-6 mmHg

5-10 cmH2O

Question 2

Magnesium

Answer 2

Mg: 1.2-2.1 mEq/L
Low: 0.5
High: 3

Question 3

Sodium

Answer 3

Na: 135-145 mEq/L

Low: 120
High: 160

Question 3

Arterial blood pH

Answer 3

7.35-7.45

acidosis-alkalosis

Question 4

Potassium

Answer 4

K: 3.5-5.0 mEq/L

Low: 2.5
High: 6.5

Question 5

Partial pressure of oxygen in arterial blood

Answer 5

PaO2: 80-100 mmHg

Question 6

Partial pressure of carbon-dioxide in arterial blood

Answer 6

PaCO2: 35-45 mmHg

Question 7

Bicarbonate

Answer 7

HCO3: 22-26 mEq/L

Question 8

Prostate-Spectific antigen (PSA)

Answer 8

Normal is less than 4 ng/ml test for prostate cancer

Question 9

Glucose

Answer 9

70-110 mg/dL
CRITICAL Low: 50
CRITICAL High: 400

Question 10

Hemoglobin

Answer 10

Men: 14-18 g/dL
Women: 12-16 g/dL

Low: 5
High: 20

Question 11

Hematocrit

Answer 11

Men: 40-54%
Women: 38-47%

Low: 15
High: 60

Question 12

WBC

Answer 12

5,000-10,000

Low: 2,500
High: 30,000

Question 13

Platelets

Answer 13

150,000 - 400,000

Low: 50,000
High: 1 million

Question 14

BUN

Answer 14

10 - 20 mg/dL

High: 100

Question 15

ABG

Answer 15

pH: 7.35 - 7.45
Low: 7.25
High: 7.55

PaO2: 80 - 100 mmHg (Partial pressure of O2 - O2 dissolved in blood)
Low: Below 40

PaCO2: 35 - 45 mmHg (Partial pressure of CO2 acid - CO2 dissolved in the blood)
Low: 20
High: 60

HCO3: 22 - 26 mEq/L (Bicarbonate - base)
Low: 15
High: 40

SaO2: 94 - 100% (O2 saturation of Hemoglobin)
Low: 75% or less

Question 16

PT

Answer 16

The prothrombin time (PT) test is ordered to help diagnose unexplained bleeding. PT, along with PTT, is routinely ordered when a person is to undergo an invasive medical procedure, such as surgery, to ensure normal clotting ability.

11.0 - 12.5 Sec
High: 20

Question 17

INR

Answer 17

International Normalized Ratio - The PT and INR are used to monitor the effectiveness of the anticoagulant warfarin (COUMADIN®)

1.3 - 2.0

Question 18

aPTT (Same as PTT)

Answer 18

PTT test evaluates the intrinsic and common pathways.

30 - 40 Sec
High: 70

Question 19

Creatinine:

Answer 19

Men:0.6 - 1.3 mg/dL
Women: 0.5 - 1.0 mg/dL
High: 4

Question 20

RBC

Answer 20

Men: 4.7 - 6.1 Million/mm3
Women: 4.2 - 5.4 Million/mm3

Question 21

Digoxin

Answer 21

Slows HR and increases CO
0.5 - 2 ng/ml
High: above 2.0

Question 22

Bleeding Time

Answer 22

1 - 9 Min

High: above 15

Question 23

Hemoglobin A1C

Answer 23

Good Control: 2.5 - 5.9%
Fair Control: 6 - 8%
Poor Control: above 8%

Question 24

Total Cholesterol

Answer 24

122 - 200 mg/dL

Question 25

HDL

Answer 25

Men: 45 - 50 mg/dL
Women: 55 - 60 mg/dL

Question 26

LDL

Answer 26

60 - 180 mg/dL

Question 27

Urinalysis

Answer 27

alb: 0 - 8 mg/dL
pH: 4.6 -8.0
WBC: 0 - 4
Glucose negative

Question 28

Albumin

Answer 28

3.5 - 5 g/dL

Question 29

Lithium Level

Answer 29

Antimanic agent used to treat bipolar disorder

0.6 - 1.2 meq/L therapeutic
High: above 1.5

Question 30

Bilirubin

Answer 30

Total: 0.3 - 1.0 mg/dL
High: above 12

Indirect: 0.2 - 0.8 mg/dL
Direct: 0.1 - 0.3 mg/dL

Question 31

Ammonia

Answer 31

10 - 80 mg/dL

Question 32

ALT = SGPT

Answer 32

Alanine aminotransferase: Most increases in ALT levels are caused by liver damage.

10 - 30 UL

Question 33

AST = SGOT

Answer 33

Aspartate aminotransferase: Increased AST levels are usually a sign of liver disease.

8 - 40 UL

Question 34

Total Protein

Answer 34

6.4 - 8.3 g/dL

Question 35

ESR

Answer 35

Erythrocyte Sedimentation Rate: Elevation indicates inflammatory diseases

Men: 0 - 10 mm/hr
Women: 0 - 20 mm/hr

Question 36

Phosphorous/Phosphate

Answer 36

3.0 - 4.5

Question 37

1 oz to mL

Answer 37

1 oz = 30 mL