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Solve: Nernst Equation

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).

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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