Membrane Potentials Flashcards

1
Q
Potassium (K+)
[EC] mM
[IC] mM
Eion mV
permeability @ rest (relative to potassium)
A

5
100
-80
1

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2
Q
Sodium (Na+)
[EC] mM
[IC] mM
Eion mV
permeability @ rest (relative to potassium)
A

150
15
+62
1/40

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3
Q
Chloride (Cl-)
[EC] mM
[IC] mM
Eion mV
permeability @ rest (relative to potassium)
A

150
13
-65
1/10

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4
Q
Calcium (Ca++)
[EC] mM
[IC] mM
Eion mV
permeability @ rest (relative to potassium)
A

2
.0002
+123
0

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5
Q

Nernst

A
  1. 54 log []out/[]in

30. 77 for calcium, negative 61.54 for chloride

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