A cation that is more abundant as a solute in the cytosol of a neuron than it is in the interstitial fluid outside the neuron is

A cation that is more abundant as a solute in the cytosol of a neuron than it is in the interstitial fluid outside the neuron is 







A) HCO3-.
B) Cl-.
C) Ca++.
D) Na+.
E) K+.







Answer: E


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