______ are concentrated primarily outside of the neuron, in the extracellular fluid, which contributes to the negative resting membrane potential of neurons.

Question

Quizplus · Accepted Answer

Sodium ions (Na+) are primarily found outside the neuron in the extracellular fluid. This distribution is crucial for the establishment and maintenance of the negative resting membrane potential of neurons, as the sodium-potassium pump actively transports sodium out of the neuron.

______ Are Concentrated Primarily Outside of the Neuron, in the Extracellular