At the Normal Resting Potential of a Typical Neuron, Its

Multiple Choice

At the normal resting potential of a typical neuron, its Na- K ion exchange pump transports

A) 3 intracellular sodium ions for 1 extracellular potassium ion.
B) 3 extracellular sodium ions for 2 intracellular potassium ions.
C) 2 intracellular sodium ions for 1 extracellular potassium ion.
D) 3 intracellular sodium ions for 2 extracellular potassium ions.
E) 1 intracellular sodium ion for 2 extracellular potassium ions.