?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Escape%2C+hiding+and+freezing+behaviour+elicited+by+electrical+stimulation+of+the+chick+diencephalon&rft.creator=Andrew%2C+&rft.creator=Oades%2C+&rft.subject=Behavioral+Neuroscience&rft.subject=Neuroanatomy&rft.subject=Neurophysiology&rft.subject=Psychobiology&rft.description=Introduction%3A+%0AAn+escape%2C+hide+and+freeze+(EHF)+system+has+been+plotted+in+the+chick+diencephalon+and+compared+with+that+described+in+mammals%2C+with+particular+reference+to+the+defensive+threat+and+fleeing+system+described+for+the+cat.+It+is+largely+medially+distributed+and+supra-threshold+stimulation+at+different+sites+in+the+core+of+this+system+can+elicit+a+mix+of+these+behaviours.+(These+EHF+behaviours+can+also+be+elicited+peripherally.+These+results+emerged+from+a+broadly+based+study+of+CNS+sites+that+were+investigated+for+their+potential+to+support+electrical+self-stimulation.)%0A%0AResults%3A+%0A1%2F+The+EHF+system+starts+in+the+rostral+anterior+hypothalamus+and+runs+backward+through+the+medial+dorsal+hypothalamus.+%0A2%2F+A+lateral+extension+occurs+at+the+entry+of+the+hypothalamic+component+of+the+Tractus+occipito-mesencephalicus+(TOM).+%0A3%2F+Posterior+to+this+TOM+junction+the+system+shows+a+ventral+extension%2C+but+this+does+not+include+the+N.+ventromedialis%3A+it+coincides+instead+with+medial+and+periventricular+fibres.+%0A4%2F+The+preoptic+area%2C+lateral+hypothalamic+and+mamillary+areas+were+all+free+of+EHF+sites.%0A%0AConclusions%3A%0Aa+-+The+EHF+system+thus+corresponds+well+with+the+distribution+of+the+defensive+escape-threat+system+in+mammals.+%0Ab+-+In+both+mammals+and+birds+similar+behaviour+can+be+elicited+from+both+the+diencephalic+escape+system+and+the+central+mesencephalic+gray.+The+two+are+probably+connected+in+the+bird+by+periventricular+routes%2C+part+of+which+can+be+identified+by+EHF+sites.%0Ac+-+The+discussion+also+refers+to+other+properties+of+the+EHF+system+such+as+its+role+in+vocalisation+and+activation+by+non-reinforcement.%0A%0A&rft.publisher=Karger&rft.date=1973&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F1638%2F2%2FBird-escape-BBEvolution-73.pdf&rft.identifier=++Andrew%2C++and+Oades%2C+++(1973)+Escape%2C+hiding+and+freezing+behaviour+elicited+by+electrical+stimulation+of+the+chick+diencephalon.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F1638%2F