2.7 Flashcards
1
Q
Diffusion
A
Movement of molecules from
regions of high concentration to regions of
low concentration
2
Q
ion
A
A charged molecule. Cations are
positively charged, and anions are
negatively charged
3
Q
Electrostatic pressure
A
The attractive
force between atomic particles charged
with opposite signs or the repulsive force
between atomic particles charged with the same sign
4
Q
Intracellular Fluid
A
The fluid contained within cells
5
Q
Extracellular fluid
A
Body fluids located outside of cells
6
Q
Sodium potassium transporter
A
A
protein found in the membrane of all cells
that extrudes sodium ions from and transports potassium ions into the cell
