The Difference Between Sodium and Potassium in the Generation of Action

question 43

Multiple Choice

The difference between sodium and potassium in the generation of action potential is that:

• A)sodium causes repolarization of the cell membrane, and potassium causes depolarization of the cell membrane.
• B)sodium causes unipolarization of the cell membrane, and potassium causes repolarization of the cell membrane.
• C)sodium causes repolarization, and potassium is not required in the action potential mechanism.
• D)sodium causes depolarization of the cell membrane, and potassium causes repolarization of the cell membrane.

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