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1993 - Sociedade Brasileira de Psicologia

1993 - Sociedade Brasileira de Psicologia

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447 ONTOGENG DO COMPORTAM ENTO EXPLORAO RIODE M TOS DESNUTRIDOS NO LABIRINTO EM CRUZELEVADO.GarciwR.A.;De OliveiraA.M.e Almeic S.S.Laboratôrio <strong>de</strong>'Nutrie eCompo- mentn.F= ldnd, <strong>de</strong> Filososw Ci& cias e Ixtras <strong>de</strong> m beire Prdo,UniversidxH, <strong>de</strong> S> Paulo.Ratos<strong>de</strong>snutridosilo inicio da vida apresentG quando adultos,èlevadosindices <strong>de</strong> explorae em meelos <strong>de</strong> ansiMn<strong>de</strong> que nâo 'utiliam eeimulosaversivosdolorpsoq. Como fonnx <strong>de</strong>testarse esta alterado comportxmental.se<strong>de</strong>ve a atrmsosnmsestratégias<strong>de</strong>inibido comportxmentalfrente a situae s<strong>de</strong>k * .perigo,o presente trabo o investlgou osefeitosda <strong>de</strong>snutrie protéica prernrnsobre a ontogenia dos comportxmentos explom / rios em um me elo Jmim nl<strong>de</strong>ansiezn<strong>de</strong> <strong>de</strong>nominndo labirinto em cruz elevHo (LCE).RatosW istar,mMhos,fomm nmnmene osporratas-mnesquereceberam dieta<strong>de</strong>6% (<strong>de</strong>snutridos)out6% <strong>de</strong>proteina(controles).Aos21diœq<strong>de</strong>idn<strong>de</strong>osJmimnisfomm <strong>de</strong>smxmndosepajsnmm a viver individuslmente com dieta pndrn-n <strong>de</strong> laboratôrio tfase <strong>de</strong>rçcupeiatâo putricional. Aos21,30,40,50,60,70,80,90 e 100 (Iias<strong>de</strong>ida<strong>de</strong>,. . - . . . . ygrtzposindipen<strong>de</strong>ntes<strong>de</strong> xnlmnls<strong>de</strong>snutridose controlesfomm gubmetidosao testedo LCE.O teste consiste em colrv'm ro nnimnlco!n a cabv vohndnpara um dosbram sfechadosdo LCE e registrar,duru te 5 min,o nlinwro dç entrndnle o tenipodispendido em rmdn um dos bram s.As porœntagens dc entrndnq e tempodispendidonosbramsabertossâoindices<strong>de</strong>ansiMn<strong>de</strong>eonûmero totkl<strong>de</strong>entmdnqindice<strong>de</strong>ativida<strong>de</strong>lv motùra.Osresule osmostrarmn um efeito si> fcativodofatordieà 1*0.02)eda interaçâo dietax ida<strong>de</strong>1

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