Inhibitory, spinal cord, complex thinking, communicates the information between brain and body
Dopamine
Epinephrine
Serotonin
Excitatory, throughout the nervous system, attention, learning, and increases blood flow and oxygen to the muscles and brain
Endocannabinoids
Excitatory, frontal cortex of the brain, focus, memory, and problem solving
Norepinephrine
Inhibitory, throughout the brain, feeling calm, and peaceful
Excitatory, throughout the nervous system, and increases energy production in the body