Lecture 2

Question 1

Cell: Water

Answer 1

-Major component of intraceulas compartment
-ICF
- Cells are 70-85%

Question 2

Soluble in Water

Answer 2

-Ions
-Proteins (Some)
-Carbohydrates
-Gasses
-Buffers
-Drugs (Some)

Question 3

Insoluble in Water

Answer 3

-Cholesterol
-Steroid Hormones
-Lipids
-Drugs

Question 4

ICF

Answer 4

2/3 of Total body water

Question 5

ECF

Answer 5

1/3 of Total body water

Question 6

Plasma

Answer 6

1/5 to 1/4 of ECF

Question 7

Interstitial Fluid

Answer 7

4/5 to 3/4 of ECF

Question 8

Percentage of Body weights is water

Answer 8

60%

Question 9

Normal Blood Volume

Answer 9

5L

Question 10

Normal Plasma Volume

Answer 10

3L

Question 11

Steady State

Answer 11

All variables are constant

Question 12

Equilibrium

Answer 12

All variables are equal

Question 13

Sodium Chloride (Na+)
Extracellular

Answer 13

140-142

Question 14

Sodium Chloride (Na+)
Intracellular

Answer 14

14

Question 15

Potassium
Intracellular

Answer 15

4

Question 16

Potassium
Extracellular

Answer 16

140

Question 17

Magnesium

Answer 17

-Enzymatic Activity
-Higher inside Cell
-Turns this off and on

Question 18

Chloride

Answer 18

-Large Concentration Gradients
-Hangs with Sodium

Question 19

Phospate
(HPO4)

Answer 19

-Used for ATP
-Signaling Compound
-Can be a buffer in Kidney
-Energy Storing compound
-Turns things off/on

Question 20

Bicarb
(HCO3)

Answer 20

-Primarily ECF
-Buffer

Question 21

Phosphocreatine

Answer 21

-Reload ADP -> ATP
-short Term
-45 intracellular

Question 22

Amino Acids

Answer 22

used to build

Question 23

Lactate

Answer 23

-1.5 Intracellular

Question 24

Glucose

Answer 24

< 100

Question 25

Protein

Answer 25

-Majority inside cells -Plasma Protein is > Interstitial Protein -Plasma = 1.2 -Interstitial = 0.2

Question 26

Total mOsm/L

Answer 26

300

Question 27

Corrected Osmolar Activity

Answer 27

-282 -Double NA+ in cells

Question 28

Total Osmotic Pressure @ 37*

Answer 28

5443

Question 29

Phospholipids

Answer 29

Basic Structure -Polar heads group facing water -Tails oriented towards each other

Question 30

Choesterol

Answer 30

-Rigidity of Cell Walls -Steroid Hormone Precursor

Question 31

Proteins

Answer 31

-Receptors -Allows ocmmunication