The Absolute Refractory Period Refers to the Brief Period of Time

question 12

Multiple Choice

The absolute refractory period refers to the brief period of time

• A) during which a postsynaptic receptor cannot bind another neurotransmitter.
• B) after a neuron has fired an action potential, during which the same neuron cannot fire another action potential.
• C) after exocytosis and before the release of more neurotransmitter from the presynaptic cleft.
• D) following a response to any hyperpolarizing input.

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