Introduction To Pharmacology Flashcards
1
Q
What do we regulate in blood plasma?
A
Oxygen
Glucose
Ions
Volume
2
Q
What do we regulate in interstitial fluid?
A
Glucose
Ions
3
Q
What do we regulate in intracellular fluid?
A
ATP
Glucose
Ions
Volume
4
Q
What is total body water?
A
42 L
~ 60%
5
Q
How much water in blood plasma?
A
3L
6
Q
How much water in interstitial fluid?
A
13L
- liquid surrounding cells
7
Q
How much water in transcellular fluid?
A
1L
- CSF, lymph ect
8
Q
How much water in intracellular fluid?
A
25L
9
Q
What is the osmolality?
A
290 mOsm
10
Q
What’s the distribution of ions ECF vs ICF?
A
ECF = more Na+, Cl-, Ca2+
ICF = more K+
11
Q
What is amphipathic?
A
Have a region of polar and non-polar.
- Phospholipid bilayer
12
Q
What is the cell membrane’s permeability?
A
Impermeable to large & charged.
Permeable to hydrophobic (O2, CO2, steroid hormones)
13
Q
A
