If a Postsynaptic Neuron Receives an Excitatory and an Inhibitory

question 413

Multiple Choice

If a postsynaptic neuron receives an excitatory and an inhibitory message at the same time, what happens?

• A) An action potential will occur in the postsynaptic neuron because of the excitatory message.
• B) An action potential will occur in the postsynaptic neuron because of the inhibitory message.
• C) The excitatory and the inhibitory messages cancel each other out.
• D) Reuptake is less likely to occur because the excitatory and inhibitory messages cancel the reuptake mechanism.

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