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Solve: Nernst Equation

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Suppose that the Nernst potential (across a neurons plasma membrane) for Mg(2+) is a 100+ mv. Calculate the fold concentration gradient for magnesium and explain in which direction it lies across the membrane (more on the inside or outside of the cell).

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Solution Preview

The solution is in the attached document. This web site is also instructive for this study:
http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/E/ExcitableCells.html#action.

The variant of the Nernst equation required for this analysis ...

Solution Summary

This solution is comprised of a detailed explanation which illustrates how to compute the concentration for magnesium (Mg 2+). In order to view the solution, a Word document needs to be opened.

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