The Change in Electrical Charge from -70mV to the Peak

question 85

Multiple Choice

The change in electrical charge from -70mV to the peak of the action potential is due to ___ and the change in electrical charge from the peak of +30 or +40mV back to -70mV is due to___.

• A)inflow of chloride ions,outflow of sodium ions
• B)inflow of potassium ions,outflow of sodium ions
• C)inflow of sodium ions,outflow of sodium ions
• D)inflow of sodium ions,outflow of potassium ions

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