title: Role of the nervous system of the human body with regard to acupuncture analgesia.
mesh_terms: D015670:Acupuncture Therapy; D002421:Caudate Nucleus / Q000502:physiology; D004723:Endorphins / Q000502:physiology; D006801:Humans; D009339:Needles; D009619:Nociceptors / Q000502:physiology*; D012684:Sensory Thresholds; D013116:Spinal Cord / Q000502:physiology
chemical_list: D004723:Endorphins