Which Statement Is Not Accurate About the Absolute Refractory Period

question 217

Multiple Choice

Which statement is not accurate about the absolute refractory period?

• A)Another stimulus, regardless of its strength, cannot initiate another action potential during this period
• B)During this period, voltage-gated Na+ channels open, then close but are inactivated
• C)Immediately following this period, the membrane can experience another action potential if the stimulus is strong enough
• D)This period occurs during the after hyperpolarization phase of the action potential
• E)This period ensures a unidirectional spread of the action potential down a nerve fiber

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