Which represents the charged environment inside a resting neuron and the interstitial fluid that surrounds it?
a. negatively charged proteins inside; more sodium ions inside than outside; more potassium ions outside than
inside
b. positively charged proteins inside; more sodium ions inside than outside; more potassium ions outside than
inside
c. negatively charged proteins inside; more sodium ions outside than inside; more potassium ions inside than
outside
d. positively charged proteins inside; more sodium ions outside than inside; more potassium ions inside than
outside
e. negatively charged proteins inside; equal amounts of sodium and potassium ions inside and outside
ANSWER: a
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