Medulla nuclei {raphé nuclei} can secrete serotonin, make peptide substance P, start light sleep, and modulate pain, using spinal-cord dorsal-horn presynaptic inhibition.
Biological Sciences>Zoology>Organ>Nerve>Brain>Brainstem>Hindbrain>Medulla
4-Zoology-Organ-Nerve-Brain-Brainstem-Hindbrain-Medulla
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Date Modified: 2022.0224