Q1. Use the Nernst equation to calculate the equilibrium potential for the following distribution of ions measured in squid and mammalian neuron. Concentration (mM) lon Intracellular Extracellular Equilibrium potential Squid neuron Potassium (K") 400 20 Sodium (Na") 50 440 Chloride (CI) 95 560

Q1. Use the Nernst equation to calculate the equilibrium potential for the following distribution of ions measured in squid and mammalian neuron. Concentration (mM) lon Intracellular Extracellular Equilibrium potential Squid neuron Potassium (K") 400 20 Sodium (Na") 50 440 Chloride (CI) 95 560

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter22: Bulk Electrolysis: Electrogravimetry And Coulometry

Section: Chapter Questions

Problem 22.28QAP

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Question

Q1. Use the Nernst equation to calculate the equilibrium potential for the following distribution of ions
measured in squid and mammalian neuron.
Concentration (mM)
lon
Intracellular
Extracellular
Equilibrium potential
Squid neuron
Potassium (K)
400
20
Sodium (Na*)
50
440
Chloride (CI)
95
560
Calcium (Ca)
0.0001
10
Mammalian neuron
Potassium (K*)
140
Sodium (Na+)
10
145
Chloride (CI-)
17
110
Calcium (Ca2+)
0.0001

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