Normal Lab Values

Question 1

CO at rest
CO during exercise

Answer 1

at rest: 4.5-5 L/min (slightly less in females)

Up to 25 L/min during exercise

Question 2

PaO2

Answer 2

> 80 mmHg

Question 3

PaCO2

Answer 3

35-45 mmHg

Question 4

Blood pH

Answer 4

7.35-7.45

Question 5

Bicarbonate (HCO3-)

Answer 5

22-26 mEq/L

Question 6

WBC

Answer 6

5-10 (10^9/L)

Question 7

Platelets

Answer 7

“200”
(140-400,000 / uL)

Question 8

Hb

Answer 8

“15”

M: 14-17
F: 12-16

Question 9

Hct

Answer 9

“45%”

M: 42-52%
F: 47-47%

Question 10

Sodium

Answer 10

“140”

134-142 mEq/L

Question 11

Potassium

Answer 11

“4-5”

3.7-5.1 mEq/L

Question 12

BUN

Answer 12

5-30 mg/dL

Increased BUN = decreased renal function; increased muscle catabolism; increased protein intake

Question 13

INR

Answer 13

1.0

Therapeutic Range = 2.0-3.0