What is the primary excitatory neurotransmitter in the brain and spinal cord?

The primary excitatory neurotransmitter in the brain and spinal cord is Glutamate. Glutamate is an amino acid that is responsible for binding receptors in the central nervous system and is found at almost all synapses. It helps transmit signals across the synapses.

Generally travels west to east but often shifts to north and south

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