If there was an increased concentration of K+ outside of the neuron, which would be TRUE?
A. The potassium equilibrium potential of nerve cells would become more negative.
B. The sodium equilibrium potential would become less positive.
C. Neurons would spontaneously hyperpolarize.
D. During an action potential, the neuron would repolarize slowly or stay depolarized.
E. Neurons would spontaneously depolarize.
Answer: D
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