A neuron's cell membrane could become positive through either an inflow of positive ions or an outflow of negative ions. Why is the inflow of positive ions the most logical method for this depolarization?
A) There are already too many protein anions outside of the cell.
B) There are already too many chloride ions outside of the cell.
C) There are too few potassium ions inside of the cell.
D) The potassium ions are kept out of the cell by the sodium-potassium pump.
Correct Answer:
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