Presynaptic inhibition is brought about when dendrites of a postsynaptic neuron alter the signals sent from an axon terminal of a presynaptic neuron.

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Presynaptic inhibition is actually brought about by inhibitory interneurons that release neurotransmitters to decrease the amount of neurotransmitter released from the axon terminal of a presynaptic neuron. The dendrites of a postsynaptic neuron do not directly alter the signals sent by a presynaptic neuron.

Presynaptic Inhibition Is Brought About When Dendrites of a Postsynaptic