Typical Ion Concentrations In And Out Of Cell Flashcards
1
Q
K+ inside
A
150 mmol/L
2
Q
K+ outside
A
4 mmol/L
3
Q
Na+ inside
A
20 mmol/L
4
Q
Na+ outside
A
145 mmol/L
5
Q
Cl- outside
A
120 mmol/L
6
Q
Cl- inside
A
4 mmol/L
7
Q
Ca2+ inside
A
0.0001 mmol/L
8
Q
Ca2+ outside
A
2.5 mmol/L
9
Q
Nernst Equation
A
Equilibrium potential (Ex) = [ -61 / (charge * osmoles)] * log ([ion inside] / [ion outside])
10
Q
Potassium Equilibrium Potential (Ek)
A
-96 mV
11
Q
Sodium Equilibrium Potential (Ena)
A
+52 mV
12
Q
Chloride Equilibrium Potential (Ecl)
A
-90 mV
13
Q
Calcium Equilibrium Potential (Eca)
A
+134 mV
