Body fluids & Renal system Flashcards
1
Q
Ability to maintain stable internal environment
A
Homeostasis
2
Q
Organ of the body that adjusts water gain and water loss
A
Kidneys
3
Q
How much of the total body mass is water?
A
60%
Infants: 70%
4
Q
What is the principle behind homeostasis?
A
Negative feedback mechanism
5
Q
The ECF contains 2% more cation than the ICF because of what phenomenon?
A
Donnan effect
6
Q
Flow of water from a solution of low solute concentration to a solution of high solute concentratiom
A
Osmosis
7
Q
Diffusion of water
A
Osmosis
8
Q
Number of osmotically active particles in a solution
A
Osmoles
9
Q
Na concentration is the main determinant of tbe osmolarity of?
A
Plasma
