What Does It Really Mean When Scientists Say That a Neuron

question 68

Multiple Choice

 What does it really mean when scientists say that a neuron has a resting potential of -70mV?

• A) The difference between the electrical environment of the interior of the cell and the exterior of the cell is 70mV, with the interior being more negative than the exterior.
• B) The difference between the electrical environment of the interior of the cell and the exterior of the cell is 70mV, with the exterior being more negative than the interior.
• C) The interior of the cell has a charge of -70mV, whereas the exterior of the cell has a charge of +70mV, for a total difference of 140mV.
• D) The interior of the cell has a charge of -35mV, whereas the exterior of the cell has a charge of +35mV, for a total difference of 70mV.

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