Which Statement Is Not True About the Development of an Action

question 38

Multiple Choice

Which statement is not true about the development of an action potential?

• A)There is a rapid change in polarity from about -70mV to about +40mV
• B)It can be produced by an electric shock or sudden pH change
• C)The action potential ends when the polarity across the membrane reaches +40 mV
• D)Depolarization occurs when sodium gates open and allow sodium ions to enter the cell
• E)Potassium gates open after the sodium gates and allow potassium ions to leave the cell

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Water Problem

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