Zvipembenene Zvakawanda Zvinoshanda Nezvimwe Zvose, Kudzidza Kunoti
Chimwe chiitiko chekuswa doro kusingagumi ndiko kukanganisa kunogara kwenguva refu kunwa doro kunosvika kuuropi. Dzimwe nzvimbo dziri muurwere hwezvinodhakwa dzinopera, dzichiita zvironda zvinokonzera kukanganisa muuropi kushanda.
Kufungidzira kwehupfungwa kuongorora kwakaratidza kuti prefrontal cortex (iri mberi kweuropi) uye nzvimbo dze cerebellum (mumucheto wakadzika weuropi) inonyanya kuomerwa nemigumisiro yekugara kwenguva yakareba kudhakwa .
Izvi zvinoreva kuti doro rinodhaka rinoshandiswa kwenguva yakareba richakuvadza nzvimbo dzeuropi dzinodzora hutungamiri hutongi (prefrontal cortex) uye kuenzanisa nekusimudzika kwemashure (cerebellum).
Kuora Kwebongo Nokuda Kwezvinodhaka
Nokudaro, madhakwa asingagumi anokwanisa kufambira mberi kusvika pakuti havachakwanisi kufamba mutsara wakarurama kunyange kana "kusvinura" kana kumira kune rimwe rutsoka, kunyanya murima kana maziso avo akavharwa.
Uyezve, venguva yakareba doro rinogona kukura matambudziko muhutungamiri hunoshanda hwehuro hwavo, zvinoreva kuti vanogona kuratidzira matambudziko mukuisa zvinhu zvakagadziriswa, kugadzirisa matambudziko, kuwanda kwematambudziko uye matambudziko nekushanda kwavo.
Tsvakurudzo dzesayenzi dzakakanganiswa neuropi dzinokonzerwa nekudhakwa zvakaramba dzichiratidzira zvisinganzwisisiki zvakanyanya kukura muhutungamiri uye nekuenzanisa kwekuenzanisa nekuenzaniswa nezvimwe zvikamu zvehuropi zvinoshanda.
Link Between Balance, Executive Function
Apo vatsvakurudzi vakatanga kutarisa kuti nei izvi zviviri zvakashanda zvakanyanya kugadziriswa nemakumbo akaumbwa nedoro rinodhaka, kana achienzaniswa nevamwe, vakawana ukama pakati pezvisizvo mu cerebellum uye zvee prefrontal cortex.
Vakaona kuti kukwana kwe cerebellar volume shrinkage kwaive kupedzisa kwekushanda kwekushanda kwemabasa. Mune mamwe mazwi, kana chidhakwa chiine matambudziko nekuenzanisa, iye anenge aine nguva yakawanda yehukuru hwehutano hwekuita.
Semuenzaniso, shrinkage ye cerebellum (iyo inodzora kuenzanisa), asi kwete parietal cortex, yaive yakarongedza kurasikirwa kwemaonero ekuonekwa kwepakati, iyo inokwanisa kukwanisa kufunga mupfungwa 2-dimension uye 3-dimensional figures.
Dunhu Rakange Rakanganiswa Noro
Imwe nyanzvi yeStanford University School of Medicine yakaratidza kuti kukanganisa kunokonzerwa nezvipembenene mu prefrontal cortex uye cerebellum inowanziswa nokuti dunhu riri muuropi iyo nzvimbo mbiri dzinoshandisa kukurukurirana pamwe chete zvinokanganisa nekupindwa doro nekudhakwa .
Tsanangudzo kubva kumucheto wekototi wepfungwa inotenderera kuburikidza nemaponi (ona mufananidzo uri pamusoro) kune cerebellum, panguva ino, ruzivo kubva kune cerebellum runotenderera kuburikidza ne thalamus kusvika kumakortox epamberi.
Zvidzidzo zveMRI zvehupenzi hwezvinodhakwa zvakakosha zvakakosha mumwero wecherebellar hemispheres uye vermis, pons, uye thalamus pamwe chete ne prefrontal, frontal, uye parietal cortex.
Zvakawandisa zveMatunhu Zvinowedzera Dambudziko
Purofesa Edith Sullivan akaoma uye kuongororwa kwakajeka kwe-front-to-cerebellar circuitry yemakumbo evanhu vasiri vasiri nhengo makumi maviri nevashanu vasinganzwisisiki vakawana kuti imwe nhamba huru yevatariri yakaratidza kuperevedza kwekuwedzerwa kudhakwa.
Sullivan akawana kuti kuvhiringidzwa kwezvikwata zveuropi zvinogona kukonzera kukanganisa kunokonzerwa ne shrinkage mu frontal cortex uye cerebellum kana kuperevedzwa kwematunhu kana kuti kusagadzikana kunowanikwa mune node imwe pachavo pachavo.
Chidzidzo chacho chakawanawo kuti cerebellum, kuburikidza nehutano hwepfungwa, inogona kukanganisa zvakanyanya basa re prefrontal cortex, zvichida kutsanangura kuti sei kusava nemwero mukudhakwa kwaive kukanganisa kurasikirwa kwekuita basa.
Mashoko akanaka kune vanodhakwa asingagumi ndeye zvimwe zvidzidzo zvakawana kuti uropi hunokonzerwa nekudhakwa huchatanga kuzvirambidza pachahwo apo doro rinorega kunwa.
Sources:
Bartsch, AJ, et al. "Kuratidzirwa kwehutano hwehutano hwakatanga kunobatanidza nekudzivisa kunwa doro." Ubongo December 2006
Mervis, CB, et al. "Visuospatial Construction." Nyaya yeHuman Genetics October 1999.
Sullivan, EV. "Yakagamuchirwa Pontocerebellar uye Cerebellothalamocortical Systems: Tsanangudzo Pamipiro Yadzo Kuziva uye Kuipa Kwemotokari muNotamnesic Alcoholism." Kunwa doro: Kuongorora uye Kuongorora Ongororo munaSeptember 2003