title: A central cholinergic inhibitory system as a basis for tonic immobility (animal hypnosis) in chickens.
mesh_terms: D000109:Acetylcholine / Q000502:physiology*; D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects / Q000502:physiology*; D001921:Brain / Q000502:physiology*; D002645:Chickens; D004305:Dose-Response Relationship, Drug; D005239:Fear / Q000502:physiology*; D006990:Hypnosis; D010830:Physostigmine / Q000494:pharmacology; D012601:Scopolamine / Q000494:pharmacology; D012602:Scopolamine Derivatives; D013997:Time Factors
chemical_list: D012602:Scopolamine Derivatives; D010830:Physostigmine; D012601:Scopolamine; D000109:Acetylcholine