11. Nervous Tissue and Nervous System
Ions - Sodium and Potassium
Multiple Choice
Multiple ChoiceRelative to extracellular fluid, the interior of a neuron has a negative charge because __________.
A
potassium diffuses out of the cell
B
potassium is actively pumped out of the cell
C
potassium is actively pumped into the cell
D
chloride ions are actively pumped into the cell
E
sodium is actively pumped into the cell
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