Brain and Behavior

The Major Structures of the Brain

What is a synapse?

The contact point between the dendrite of one cell and the axon terminal of another is called the synapse. Neurons communicate across synapses with chemical messengers known as neurotransmitters. The neuron sending the message is called the pre-synaptic neuron while the neuron receiving the message is the post-synaptic neuron. The gap between the neurons is called the synaptic cleft.


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