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Stack #204959

Acetylcholine controls skeletal muscle actions
Norepinephrine Creates a sense of wellbeing; low levels of depression
Dopamine sense of wellbeing; deficiency in some brain areas
Serotonin Primary inhibitory; sleepiness
Histamine release in hypothalamus promotes alertness
GABA generally inhibitory
Glutamate generally excitatory
Enkephalin, endorphins generally inhibitory; reduce pain by inhibiting substance P release
Substance P excitatory; pain perception
Nitric Acid Play role in memory.
Created by: Mollie28