1.2 Flashcards
1
Q
In a membrane at rest charges are always __________
A
Balanced
2
Q
Primary ions in extracellular
A
Na and Ca
3
Q
Primary ions in intracelluar
A
K + and ions
4
Q
Nernest Equation
A
Ex = 58mV / z(valence of the ion) log 10 (Extracellular concentration of ion / Intracellular Concentration of ion)
5
Q
Equilibrium Potential of Na
A
+ 63mV
6
Q
Equilibrium potential of K
A
-91 my
7
Q
Equilibrium Potential of Ca
A
+ 121 mV
8
Q
Equilibrium Potential of Cl
A
-85
9
Q
To reach equilibrium what has to happen
A
Electric potential to offset ionic concentration gradient for a given ion to reach the equilibrium
10
Q
Driving force is derived by _________
A
Ohms Law
11
Q
Driving force is the difference between ___________
A
Membrane potential and Equilibrium Potential
