Which of the Following Statements About an Action Potential Is

question 9

Multiple Choice

Which of the following statements about an action potential is NOT true?

• A)Repolarization occurs when potassium leaves the axon.
• B)There is a rapid change in polarity from about -70 mV to about +35 mV during depolarization.
• C)An action potential takes 2 to 5 seconds.
• D)Depolarization occurs when sodium gates open and allow sodium ions to enter the axon.
• E)Potassium gates open after the sodium gates and allow potassium ions to leave the cell.

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Definitions:

Meridians

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Naturopathic

A form of alternative medicine that uses natural remedies and the body's vital ability to heal and maintain itself.

Active Progressive Relaxation

A technique involving tightening and then relaxing each muscle group in a sequential fashion to reduce stress and muscular tension.

Passive Relaxation

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