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Uphi amygdala, futhi lapho yenza imisebenzi?

I amygdala, eyaziwa nangokuthi i-amygdala, yinhlanganisela elincane grey ndaba. Yilokho sizobe ukukhuluma ngakho. I amygdala (umsebenzi, isakhiwo, indawo, futhi ukuhlulwa yayo) wahlolwa ososayensi abaningi. Nokho, thina namanje abazi ngakho konke. Noma kunjalo, kukhona ulwazi olwanele kolwazi, elichazwa lesi sihloko. Yiqiniso, sizobe ukwethula kuphela amaqiniso ayisisekelo ezihlobene nalesi sihloko, njengoba amygdala zobuchopho umzimba.

Kafushane mayelana amygdala

It is round futhi akhiwe ngaphakathi ngamunye ama- yobuchopho (ie, ingqikithi amabili). Imicu yotshani bakhona ikakhulukazi eziphathelene izitho iphunga. Nokho, eziningi zazo nazo ezifaneleke hypothalamus. Kuze kube manje, kusobala ukuthi umsebenzi amygdala abe maqondana ezithile indlela umuntu azizwa ngayo, imizwa athole. Ngaphezu kwalokho, kungenzeka ukuthi ayasebenza inkumbulo ezenzeka muva nje.

Ukuxhumana amygdala nezinye izingxenye isimiso sezinzwa esiyinhloko

Kufanele kuqashelwe ukuthi amygdala has a "ukuxhumana" kwakukuhle kakhulu. Uma nommese, uphenyo noma ukugula umonakalo yakhe noma uma inkanuko yobulili ngesikhathi sokuhlola, kukhona ukuqhela abalulekile ngokomzwelo. Qaphela ukuthi amygdala ibekwe kahle futhi ixhunyiwe nezinye izingxenye ezithile zesimiso sezinzwa. Ngenxa yalesi ke izenzo elawula maphakathi imizwelo yethu. Kulapha zonke amasignali ivela eyinhloko cortex sezinzwa kanye motor we occipital futhi parietal iyizingxenye zobuchopho, kanye ingxenye cortex inhlangano. Ngakho, ke ingenye izikhungo main ezinzweni zobuchopho. Amalaka ezihlobene nazo zonke zakhona.

Sakhiwo indawo amygdala

Limelela isakhiwo le telencephalon, okuyinto has simise oyindilinga. Amygdala siphathelene nuclei basal ise ama- ingqondo. It kungokwalabo limbic system (zayo subcortical).

Amalaka kukhona ubuchopho ezimbili, okuyinto zitholakala oyedwa ngayinye ama- ezimbili. I amygdala kule ndaba ezimhlophe zobuchopho, e Lobe yakhe yesikhashana. Itholakala phambi phezulu uphondo phansi kunabaphostoli ka-ventricle lateral. umzimba emise okwe-alimondi zobuchopho zitholakala posterior isigxobo yesikhashana ngo-1.5-2 cm. Bona umkhawulo ku-hippocampus.

iqembu ezintathu core kufakwe Ukwakheka kwabo. Okokuqala - basolateral, obhekisela cortex cerebral. Iqembu lesibili - kortikomedialnaya. It kungokwalabo uhlelo olfactory. Eyesithathu - isikhungo, okuyinto ixhunywe nuclei brainstem (obhekene ukulawula imisebenzi autonomic zomzimba), kanye le ngxenye.

okusho amygdala

Amygdala - iyingxenye Isimiso sezinzwa ubuchopho bomuntu ukuthi linencazelo ebalulekile kakhulu. Ngenxa yalokho ngembubhiso waphawula ngokuziphatha okunonya noma abavilaphayo, isimo lingenandaba nathi. Amygdala umzimba ngokusebenzisa ukuxhumana ngokubhanqwa hypothalamus ezithinta kokubili ukuziphatha zokuzala ngakho, futhi ohlelweni endocrine. Izinzwa okukukho, ahlukahlukene umsebenzi, ifomu, futhi izinqubo neurochemical okwenzeka kuzo.

Phakathi izici idlala ihlanganise ukuziphatha ukuzivikela, ngokomzwelo, motor, ukusabela autonomic kanye nokugqugquzela moya ukuziphatha reflex. Ngokungangabazeki, lezi zakhiwo ichaze indlela umuntu azizwa ngayo, imizwelo engokwemvelo nemizwa yakhe.

cores polytouch

Wokuhlelwa kwendikimba umsebenzi amygdala libhekene amplitudes ehlukahlukene ezahlukene imvamisa kunyakaza. Ingemuva isigqi correlate nge kwenhliziyo, ukuphefumula isigqi. Amalaka bayakwazi basabela isikhumba, olfactory, interoceptive, sokuzwa, ukuvusa okubonwayo. Idatha ukucasuka imbangela izinguquko umsebenzi ngamunye nuclei amygdala. Ngamanye amazwi, laba nuclei polytouch. indlela abasabela ngayo ezintweni ezenzeka ngaphandle, kuvame ukuthatha 85 ms. Lokhu kubonisa ukuthi mancane kakhulu indlela abantu abasabela ngayo ezintweni ezifanayo, evamile neocortex.

Kumele kuqashelwe ukuthi umsebenzi nokuguqulwa neuronal lubonakaliswa kahle. It singavimbela noma ukuthuthukisa ezishukumisa sezinzwa. Ingxenye enkulu sezinzwa Polymodality polytouch futhi ivumelana ne isigqi Theta.

ukucasuka nemiphumela alimondi izikhwebu

Kwenzekani ngesikhathi ukukhuthazwa nuclei amygdala? ukuchayeka okunjalo ngeke kuholele kunomphumela ophawulekayo endleleni umsebenzi parasympathetic izinhlelo zokuphefumula futhi senhliziyo. Ngaphezu kwalokho, kunciphe umfutho wegazi (ezimweni ezingajwayelekile it is, kunalokho, ukwandisa). kwenhliziyo yakho ngeke ijubane. Noma yimuphi arrhythmias kanye arrhythmia. ithoni senhliziyo ngesikhathi esifanayo ayikwazi ukushintshwa. Ukunciphisa kwenhliziyo abona othile ewunikela ngesikhathi obala amygdala, elinesimo isikhathi esicashile eside. Ngaphezu kwalokho, sibonisa umphumela eside. ukucindezeleka zokuphefumula is yaphawula ngesikhathi ukukhuthazwa nuclei amygdala, ngezinye izikhathi impendulo ukukhwehlela.

Uma eyayenziwe kusebenze amygdala, uzosabela ukuhlafuna, ikhotha, ukuhogela, amathe, nokugwinya; uvuke miphumela kusukela abalulekile ukubambezeleka kwesikhathi (ngemva ukushukuma sihamba ukuba 30-45 imizuzwana). A ezihlukahlukene imiphumela kuyagcinwa ngalesi uvuke ngokuqondene hypothalamus, okuyinto somthetho we ahlukahlukene izitho zangaphakathi.

I amygdala nawo uhilelekile inkumbulo ekwakhekeni, okuyinto lihlotshaniswa izenzakalo kokuba ngokomzwelo. Semfene emsebenzini wakhe kubangele izinhlobo ezahlukene nokukhathazeka, nezinye izifo ngokomzwelo.

Ukuxhumana-Visual Analyser

Ukuxhumana amalaka nge analyzers ezibukwayo Kwenziwa ikakhulukazi ngokusebenzisa uqweqwe ngokufanele eduze fossa (emuva). Nge nalokhu, amygdala kuthinte ngokucubungula ulwazi ARSENALNY futhi izakhiwo ezibukwayo. Kukhona izindlela eziningana senzo. Sinikeza sihlolisise kubo.

Enye yalezi izindlela - uhlobo "staining" ulwazi engenayo ezibukwayo. Kwenzeka ngenxa yokubakhona siqu wetakhiwo ephezulu amandla. Ulwazi loya cortex emisebeni ezibukwayo is esikhulu esimweni esithile ngokomzwelo. Ngokuthakazelisayo, uma amalaka kuthiwa supersaturated okwamanje kolwazi esingajabulisi, ngisho indaba funny kakhulu ngeke bakwazi ukwabelana umuntu njengenhlangano isizinda ngokomzwelo ngeke uzilungiselele ukuqinisekisa ukuthi ukuhlaziya ke.

Ngaphezu kwalokho, elihlobene ne amalaka isimo esingokomzwelo kunemtselela umzimba lwesintu lulonke. Ngokwesibonelo, ulwazi ukuthi ukubuya zalezi zakhiwo futhi elivele ke kucutshungulwe izinhlelo kusiholela ushintshele, bathi, ngokufunda incwadi ku nokucabanga nemvelo, ukudala isimo esithile. Phela, ngokungabi bikho kwemizwelo singazi ukufunda incwadi, ngisho ezithakazelisa kakhulu.

Ukunqotshwa kwe-amygdala ezilwaneni

umonakalo yabo ezilwaneni kuholela yokuthi autonomic nervous system iba ngaphansi uyakwazi ukuqaliswa Iinhlangano kwezimpendulo kokuziphatha. Lokhu kungaholela ukushabalala kokwesaba, hypersexuality, ukuzola, kanye nokungakwazi ubudlova nokufutheka. Izilwane abathintekayo ne amygdala kukhona abantu bathembane kakhulu. Monkeys, isibonelo, ngaphandle kokwesaba efanelekayo enesihlungu, ngokuvamile kubenza ukubaleka, ethukile. Ngokusobala, ukunqotshwa ngokuphelele amygdala kuholela yokuthi ezinye ulahlekile ikhaliphe unconditioned abakhona ngesikhathi sokuzalwa, umphumela lapho uyaqaphela inkumbulo ingozi esondelayo emkhathizwe.

Stathmin nalokho okukushoyo

Ezilwaneni eziningi, ikakhulukazi ezincelisayo, ukwesaba ingenye imizwa enamandla kakhulu. Ososayensi baye babonisa ukuthi stathmin amaprotheni inomthwalo wokuthuthukisa lwezinhlobo atholwe yokwesatshwa, futhi umsebenzi lokuzalwa. Ubuningi ngobukhulu siyenzeka njengoba isikhathi sakhe ku amygdala. Ngezinhloso ukuhlola ososayensi ivinjiwe isakhi unesibopho esikhiqiza stathmin, in amagundane zokuhlola. Kwenzani lokhu kungaholelaphi? Asivume.

Imiphumela zokuhlolwa ku amagundane

Baqala uzibe noma iyiphi ingozi, ngisho nalapho amagundane banomuzwa ongokwemvelo ke. Ngokwesibonelo, bagijima ngokusebenzisa izindawo evulekile uxhaxha, naphezu kweqiniso lokuthi izihlobo zabo kuvame khona ezindaweni ephephile kusuka umbonwabo (khetha cubbyhole eduze lapho kufihlakele emehlweni prying).

Esinye isibonelo. amagundane Jwayelekile eba yiqhwa okukhulu ukuphindaphinda umsindo, ephelezelwa buhlungu ngosuku olwandulela wamanje. Amagundane entula stathmin, ima- njengoba umsindo evamile. Ukungabi "ngenxa yokwesaba zofuzo," physiologically kwaholela yokuthi ekhona phakathi izinzwa ehlala njalo uxhumano izinhlaka zokuxhumana zobuchopho sesibuthakathaka (kunenkolelo zinikeza isitoreji). I attenuation enkulu laligujwa kulezo izingxenye amanethiwekhi emsipheni ukuthi ukuya amalaka.

ngaleyo ndlela amagundane kokulinganisa agcinwayo ikhono lokufunda. Ngokwesibonelo, ngekhanda indlela ngokusebenzisa Maze, wathola enye, akukho okubi kakhulu ukwedlula amagundane evamile.

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