For a Neuron at Rest with a Membrane Potential of −65

question 40

Multiple Choice

For a neuron at rest with a membrane potential of −65 mV, an increase in the movement of potassium ions out of that neuron's cytoplasm would result in the ________.

• A) depolarization of the neuron
• B) hyperpolarization of the neuron
• C) replacement of potassium ions with sodium ions
• D) replacement of potassium ions with calcium ions
• E) neuron switching on its sodium-potassium pump to restore the initial conditions

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