Labs

Question 1

Fishbone Organization

Answer 1

First collumn: Cations - Na and K
Second collumn: Anions - Cl and Bicarb
Third Collumn: Kidneys - BUN and Creatnine
Other: Calcium and Glucose

Question 2

Sodium

Answer 2

135-145
Water balance
Major extracellular cation

Question 3

Potassium

Answer 3

3.5-5

Major intracellular cation

Question 4

Chloride

Answer 4

96-106

Major Extracellular Anion

Question 5

Bicarb/CO2

Answer 5

22-26

Question 6

BUN

Answer 6

8-23

Question 7

Creatnine

Answer 7

0.7-1.4

Question 8

RBC

Answer 8

5

Question 9

HGB

Answer 9

15

Question 10

HCT

Answer 10

45

Question 11

PLT

Answer 11

150K-400K

Question 12

Ph

Answer 12

7.35-7.45

Question 13

PCO2

Answer 13

35-45

Question 14

HCO3

Answer 14

22-26

Question 15

PO2

Answer 15

80-100

Question 16

Change in Ph per CO2

Answer 16

CO2 up by 10 = Ph down by 0.08

Question 17

Anion Gap

Answer 17

Normal 12 +/- 4
Na - (Cl - HCO3)
High is acidosis

Question 18

Base Excess

Answer 18

-2 to +2

Question 19

Critical values for intubation

Answer 19

Ph <7.2, CO2 >55, PaO2 <60

Question 20

Role of 2-3DPG

Answer 20

Pries oxygen off the hemoglobin

Question 21

Resuscitation Triggers

Answer 21

MAP <65
HGB <11
INR >1.5
Base Excess

Question 22

INR

Answer 22

Normal >1.1

Therapeutic 2-3

Question 23

Total Calcium

Answer 23

8.5-10.2

Question 24

Ionized Calcium

Answer 24

8.8-10.3

Question 25

Change in Bicarb per Ph

Answer 25

0.15 Ph per 10 HCO3 same direction