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Poyasna kora glibinna dilyanka roztashovana v medialnij chastini kori golovnogo mozku Poyasna kora skladayetsya z poyasnoyi zvivini lat gyrus cinguli yaka lezhit bezposeredno nad mozolistim tilom i poyasnoyi borozni lat sulcus cinguli Poyasna kora zazvichaj vvazhayetsya chastinoyu obidkovoyi abo limbichnoyi chastki yaku ostannim chasom v literaturi vidilyayut okremo stavlyachi v odin ryad z lobovoyu tim yanoyu skronevoyu j potilichnoyu Poyasna koraMedialna poverhnya livoyi pivkuli golovnogo mozku z vvidilenim zobrazhennyam poyasnoyi zvivini DetaliChastina vid Cerebral cortexArteriya Perednya mozkova arteriyaVena Verhnij sagitalnij sinus IdentifikatoriLatina Cortex cingularis gyrus cinguliAkronim i CgAnatomiya Greya subject 189MeSH D006179NeuroNames 159NeuroLex ID birnlex 798TA98 A14 1 09 231TA2 5513FMA 62434Anatomichna terminologiya redaguvati u Vikidanih Sagitalnij zriz MRT z poznachennyam poyasnoyi kori Vincevij pereriz mozku Poyasna kora poznachena zhovtim kolorom Poyasna kora otrimuye vhidni impulsi vid talamusa ta kori golovnogo mozku 1 a takozh u svoyu chergu nadsilaye vihidni impulsi do entorinalnoyi kori cherez shlyahi biloyi rechovini yaki mayut nazvu poyasu lat cingulum Poyasna kora nevid yemna chastina limbichnoyi sistemi yaka bere uchast u formuvanni j obrobci emocij 2 navchannya 3 i pam yati 4 5 Poyednannya cih troh funkcij robit poyasnu zvivinu dosit znachushoyu u priv yazci povedinkovih rezultativ do motivaciyi napriklad pevna diya zumovlyuye pozitivnij emocijnij vidguk v rezultati navchannya 6 Cya rol robit poyasnu koru duzhe vazhlivoyu v patogenezi takih rozladiv yak depresiya 7 ta shizofreniya Vona takozh vidigraye rol u vikonavchij funkciyi i dihalnomu kontroli 8 Polya Brodmana medialnoyi poverhni pravoyi pivkuli golovnogo mozku Zmist 1 Struktura 1 1 Perednya poyasna kora 1 2 Zadnya poyasna kora 1 3 Vhidni impulsi do perednoyi poyasnoyi zvivini 1 4 Vihidni impulsi vid perednoyi poyasnoyi zvivini 1 5 Vihidni impulsi vid zadnoyi poyasnoyi zvivini 2 Klinichne znachennya 2 1 Shizofreniya 2 1 1 Rezyume 3 Dodatkovi zobrazhennya 4 PosilannyaStruktura RedaguvatiNa osnovi citoarhitektoniki poyasna kora podilyayetsya na polya Brodmana 23 24 26 29 30 31 32 i 33 Polya 26 29 ta 30 zazvichaj she nazivayut retrosplenalnimi nbsp Mikrofotografiya pokazuye shipuvati nejroni v perednij poyasnij kori Farbuvannya gematoksilinom eozinomPerednya poyasna kora Redaguvati Cya nazva vidpovidaye polyam 24 32 i 33 Brodmana a takozh Kostyantina fon Ekonomo Bejli i fon Bonina Vona protyagayetsya doperedu do polya Brodmana 25 roztashovanogo nizhche za kolino mozolistogo tila Perednya poyasna kora bere uchast u viyavlenni konfliktnih i pomilkovih procesiv 9 Zadnya poyasna kora Redaguvati Vidpovidaye polyam 23 i 31 Brodmana Yiyi klitinna struktura zernista Yiyi prodovzhennyam dozadu ye retrosplenalna kora pole Brodmana 29 dorzalno granulyarne pole Brodmana 31 Zadnya chastina poyasnoyi zvivini otrimuye bilshu chastinu svoyih aferentnih aksoniv vid poverhnevih yader talamusa yakij sam otrimuye aksoni vid subikulyarnoyi dilyanki lat subiculum Znizhennya obminu rechovin gipometabolizm zadnoyi chastini poyasnoyi kori z 18F FDG PET bulo pomicheno pri hvorobi Alcgejmera Vhidni impulsi do perednoyi poyasnoyi zvivini Redaguvati Eksperimenti na makakah pokazali sho ventralni perednya j ventralni lateralni yadra talamusa pov yazani z motornimi dilyankami poyasnoyi borozni 10 11 Vihidni impulsi vid perednoyi poyasnoyi zvivini Redaguvati Rostralna chastina poyasnoyi zvivini pole Brodmana 32 shle impulsi do rostralnoyi chastini verhnoyi skronevoyi zvivini mizhorbitalnoyi kori i lateralnoyi prefrontalnoyi kori 12 Ventralna perednya chastina poyasnoyi zvivini pole Brodmana 24 vidpravlyaye impulsi do perednoyi ostrivcevoyi kori premotornoyi kori pole Brodmana 6 polya Brodmana 8 navkolonyuhovu dilyanku ochnoyamkovu kirkovu dilyanku pole Brodmana 12 V laterobazalni yadra migdalepodibnogo tila i rostralnu chastinu nizhnoyi tim yanoyi chastochki Eksperimenti na kotah pokazali sho perednya poyasna zvivina maye dvostoronni zv yazki z rostralnoyu chastinoyu talamusa zadnim lateralnim yadrom i rostralnim krayem podushki zorovogo bugra 13 Vihidni impulsi vid zadnoyi poyasnoyi zvivini Redaguvati Zadnya chastina poyasnoyi zvivini kori golovnogo mozku pole Brodmana 23 posilaye impulsi v dorsolateralnu prefrontalnu koru pole Brodmana 9 perednyu prefrontalnu koru pole Brodmana 10 orbitofrontalnu koru pole Brodmana 11 v primorskokonikovu zvivinu lat gyrus parahyppocampalis zadnyu chastinu nizhnoyi tim yanoyi chastochki lat lobulus parietalis v presubikulyarnu dilyanku lat presubiculum verhnyu skronevu boroznu i retrosplenalnu dilyanku 12 Ventralna zadnya chastina poyasnoyi zvivini kori yak vstanovleno vzayemno z yednana z kaudalnoyu chastinoyu zadnoyi tim yanoyi chastki u makak rezus Takozh medialna zadnya tim yana kora pov yazana z zadnoyu ventralnoyu chastinoyu poyasnoyi borozni 14 15 16 Klinichne znachennya RedaguvatiShizofreniya Redaguvati Vikoristovuyuchi trivimirnu magnitno rezonansnu tomografiyu dlya vimiryuvannya ob yemu perednoyi rostralnoyi chastini poyasnoyi zvivini bilya kolina mozolistogo tila Takagashi ta spivavt 2003 viyavili sho yiyi obsyag bilshe v zdorovij kontrolnij grupi u zhinok nizh u cholovikiv ale ne bulo viyavleno takoyi statevoyi riznici u lyudej z shizofreniyeyu Lyudi z shizofreniyeyu takozh mali zagalom menshij obsyag perednoyi rostralnoyi chastini poyasnoyi zvivini nizh zdorovi osobi v kontrolnij grupi 17 Haznedar i spivavt 2004 vivchali intensivnist metabolizmu glyukozi v perednij i zadnij chastinah poyasnoyi zvivini u paciyentiv z shizofreniyeyu shizotipovim rozladom osobistosti j porivnyuvali yih iz kontrolnoyu grupoyu Shvidkist metabolizmu glyukozi viyavivsya nizhche u paciyentiv z shizofreniyeyu v porivnyanni z kontrolnoyu grupoyu Hocha metabolizm glyukozi ulyudej z shizotipovim rozladom osobistosti ochikuvavsya des poseredini mizh hvorimi shizofreniyeyu i kontrolnoyu grupoyu voni naspravdi mali bilsh visokij metabolizm glyukozi riven livoyi zadnoyi poyasnoyi zvivini Obsyag livoyi perednoyi poyasnoyi zvivini buv znizhenij u paciyentiv z shizofreniyeyu v porivnyanni z kontrolem ale ne bulo niyakoyi riznici mizh lyudmi z shizotipovim rozladom osobistosti ta lyudej z shizofreniyeyu Z cih rezultativ viplivaye sho shizofreniya i shizotipovij rozlad ce dvi riznih nozologichnih odinici 18 Doslidzhennya obsyagu siroyi i biloyi rechovini v perednoyi poyasnoyi zvivini u paciyentiv z shizofreniyeyu ta yih zdorovih rodichiv pershogo ta drugogo stupenya viyavili suttyevoyi riznici v obsyazi bilogo rechovini u lyudej z shizofreniyeyu ta yihnih zdorovih rodichiv Yak hvori na shizofreniyu tak i yihni zdorovi rodichi pershogo stupenya mayut menshe siroyi rechovini nizh zdorovi rodichi drugogo stupenya Viyavilosya sho geni vidpovidayut za znizhennya obsyagu siroyi rechovini u lyudej z shizofreniyeyu 19 Fudzivara i spivavt 2007 proveli eksperiment v yakomu voni spivvidnesli rozmir perednoyi chastini poyasnoyi zvivini u paciyentiv iz shizofreniyeyu z yih funkcionuvannyam u socialnomu piznanni psihopatologiyi i emociyi z kontrolnoyu grupoyu Chim menshe Rozmir perednoyi chastini poyasnoyi zvivini tim nizhchij riven socialnogo funkcionuvannya i tim vishe buv psihopatologiyi u lyudej z shizofreniyeyu 20 Rezyume Redaguvati Lyudi z shizofreniyeyu mayut vidminnosti perednoyi poyasnoyi zvivini v porivnyanni z kontrolnoyu grupoyu Perednya poyasna zvivina viyavilasya menshe u lyudej z shizofreniyeyu 20 Obsyag siroyi rechovini v perednij poyasnij zvivini viyavivsya nizhche u osib iz shizofreniyeyu 18 19 Zdorovi zhinki mayut bilshu rostralnu chastinu perednoyi poyasnoyi zvivini nizh choloviki ale cya stateva riznicya v rozmiri vidsutnya u lyudej z shizofreniyeyu 17 Shvidkist metabolizmu glyukozi nizhche v livij perednij poyasnij zvivini i v pravij zadnij poyasnij zvivini 18 Na dodatok do zmin v perednij poyasnij kori inshi strukturi golovnogo mozku takozh pokazuyut zmini v vipadkah shizofreniyi v porivnyanni z kontrolnoyu grupoyu Morskij konik u paciyentiv z shizofreniyeyu viyavivsya menshim za rozmirom porivnyano z kontrolnoyu grupoyu togo zh viku 21 i analogichno hvostate yadro j blida kulya takozh viyavilisya menshimi za obsyagom v doslidzhenni lyudej z shizofreniyeyu 22 U toj chas yak u lyudej z shizofreniyeyu obsyag siroyi rechovini zmenshenij rozmiri bichnih i tretogo shlunochkiv zbilsheni 23 Dodatkovi zobrazhennya Redaguvati nbsp Medialna poverhnya pivkuli golovnogo mozku Medialnij viglyad Glibokij roztin nbsp Medialna poverhnya pivkuli golovnogo mozku Medialnij viglyad Glibokij roztin nbsp Medialna poverhnya pivkuli golovnogo mozku Medialnij viglyad Glibokij roztin Posilannya Redaguvati Ostannim chasom anglomovna literatura z nejronauki angl neuroscience ryasniye terminologiyeyu z elektronnoyi shemotehniki shodo nervovih struktur i aferentni signali nazivayut vhidnimi angl input a eferentni vihidnimi angl output Hadland K A Rushworth M F 2003 The 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