title: Response of medullary raphe neurons to peripheral stimulation and to systemic opiates.
mesh_terms: D000818:Animals; D001931:Brain Mapping; D002415:Cats; D004558:Electric Stimulation; D004594:Electrophysiology; D008526:Medulla Oblongata / Q000187:drug effects / Q000502:physiology*; D009020:Morphine / Q000494:pharmacology*; D009270:Naloxone / Q000494:pharmacology*; D009434:Neural Pathways; D010146:Pain; D013116:Spinal Cord / Q000502:physiology; D014110:Touch / Q000502:physiology*
chemical_list: D009270:Naloxone; D009020:Morphine