ThanziMankhwala

Ubongo komaliza: kapangidwe ndi ntchito

Large (chomaliza) ubongo m'kupita kwa kusanduka inatulutsidwa mochedwa kuposa mabungwe ena. kukula kwake ndi kulemera kwambiri kuposa zigawo zina. pepala Adzaperekedwa ku chithunzi wake. Ubongo wa munthu amagwirizana ndi mawonetseredwe zovuta kwambiri zochita mwanzeru ndi maganizo. Thupi dongosolo m'malo ovuta. Tsopano tiyeni tikambirane za kapangidwe ka ubongo ndi zolinga zake komaliza.

kapangidwe

The zikuchokera dipatimenti malipoti zikuphatikizapo zigawo ziwiri zazikulu. forebrain Chigawo olumikizidwa kwa wina ndi mnzake mwa corpus callosum. Pakati pa zigawo iwonso anayesedwa adhesions: Chipilala, kumbuyo ndi kutsogolo. Poganizira Kapangidwe ka yotsiriza ubongo, muyenera kulabadira M'mimbamo mu dipatimenti imeneyi. Iwo apanga ventricles lateral: lamanzere ndi lamanja. Aliyense wa iwo ili mu gawo chogwirizana. Imodzi mwa makoma yamitsempha yamagazi anapanga mandala kugawa.

zigawo

Chigawo chimakwirira kutumphuka pamwamba. Izi imvi wosanjikiza kanthu, amene aumbike mwa manyuroni 50 mitundu. Pansi kutumphuka anakonza woyera olimba. Amakhala ulusi myelinated. Ambiri a iwo zikugwirizana ndi kotekisi ndi malo ena ubongo ndi m'madipatimenti. Mu nkhani woyera pali matsango a imvi - ndi woyambira ganglia. Ndi hemispheres pa tsinde ubongo ndi increments thalamus. Kuti delimit zigawo za thalamus wosanjikiza wapakatikati khadi woyera nkhani wotchedwa kapisozi mkati. Hemispheric oyanjana ndi mzake ndi slits kotenga. Aliyense gawo pali atatu pamwamba - m'munsi, lateral ndi medial - ndipo ambiri konsekonse: wosakhalitsa, occipital ndi mazunzo.

Chobvala pamwamba amafotokozera

Aliyense gawo, gawo ili la ubongo lagawidwa kachigawo ndi fissures kwambiri ndi mphako. Pulayimale amatanthauza mapangidwe nzika za thupi. Iwo anapanga mu gawo embryonic (miyezi isanu). The yaikulu monga mipata kotenga (zigawo nawo) ndi yopingasa (alekanitsa cerebellum ku Lobe occipital). Secondary makamaka - maphunziro a ukachenjede anatsimikiza ndi zigawo munthu wa mpumulo (iye Tingaone mu chithunzi). Ubongo wa munthu chimakula, osati mu nthawi akalandire chithandizo. Mwachitsanzo, yachiwiri ndi ukachenjede grooves anapanga kwa zaka 7-8 atabadwa. Thandizo, amene ali ndi chingwe komaliza, malo a nyumba ya okhazikika ndi lalikulu gyri anthu ambiri ofanana. Aliyense gawo n'kopanda ndi mbali zisanu izi: limbic, insula, wosakhalitsa, occipital, parietal ndi mazunzo.

lateral pamwamba

Telencephalon m'dera zimenezi zimaphatikizapo rolandovu (chapakati) mzere. Ndi kuti analekanitsa parietal ndi lobes mazunzo. Enanso padziko Sylvius (lateral) mzere. Kudzera parietal ndi mazunzo ake lobes anasiyanitsidwa ndi zosatha. Monga anteroinferior dera malire occipital akutumikira mzera kungoganiza. Munthu wotere m'mphepete kumtunda kwa parietal-occipital sulcus. mzere walangizidwa mapeto m'munsi a Chigawo cha. Island (insula) madera ena a wosakhalitsa, parietal zigawo mazunzo anaphimba. Yankholo mu poyambira lateral (akuya). Pafupi ndi corpus callosum kumbali medial wa gawo limbic ili. Iwo ndi wosiyana zigawo zina ndi lamba poyambira.

Brain: kaswili. mazunzo Lobe

Lili zinthu zotsatirazi:

  • Prednetsentralnaya mzere. The gyrus dzina chomwecho inali pakati pa izo ndi recess chapakati.
  • Tikamazunzidwa sulcus (chapamwamba ndipo m'munsi). Woyamba analigaŵa m'zigawo zitatu: kanjira (yozungulira), triangular (triangular) opercular (pokryshkovuyu). Pakati pa grooves bodza mazunzo gyrus: chapamwamba, m'munsi ndi pakati.
  • Cham'mbali kutsogolo mzere ndi nthambi m'mwamba.
  • Medial mazunzo gyrus. Iwo ndi wosiyana ndi limbic cingulate sulcus.
  • Chiwembu cingulate.
  • The yozungulira ndi olfactory sulcus. Iwo ili mbali m'munsi mwa Lobe mazunzo. Mu sulcus olfactory muli dzina zinthu zomwezo: babu, ndi makona ndi kapepalako.
  • Direct gyrus. Chitadutsa pakati pa mapeto medial wa Chigawo ndi sulcus olfactory.

Zapambuyo nyanga ya ventricle lateral limafanana ndi Lobe mazunzo.

Ntchito m'madera yokhudza kotekisi

Poganizira chomaliza ubongo kapangidwe ndi ntchito za thupi ili, m'pofunika, ndiponso pa ntchito za Dipatimenti ya Lobe mazunzo:

  • Perednetsentralnaya gyrus. Apa pali yokhudza kotekisi phata la chowunikira galimoto, kapena pakati kinesthetic. M'dera lino lifike kuchuluka ulusi afferent ku thalamus lapansi. Iwo timanyamula mauthenga proprioceptive ku mafupa ndi minofu. M'dera izi yambani kutsika kwa chingwe msana ndi thunthu. Iwo mpata kumvetsa lamulo kayendedwe. Ngati yotsiriza ubongo imawonongeka limeneli, mukubwera ziwalo za mbali ina ya thupi.
  • Kumbuyo chachitatu cha pakati mazunzo gyrus mu. Apa pali likulu la Zithunzi (kalata) ndi associative otchulidwa m'deralo.
  • Kumbuyo lachitatu la gyrus m'munsi mazunzo. Kudera limeneli pakati-Kulankhula.
  • Wapakati ndi wachitatu kutsogolo kwa gawo pafupifupi, kumtunda ndi m'munsi mwa gyrus mazunzo. M'dera limeneli muli zapambuyo yokhudza kotekisi associative m'deralo. Mawuwa mapulogalamu osiyana mitundu zovuta khalidwe. Woyendera nthambi ya medial mazunzo gyrus ndi mazunzo mzati kugwirizana ndi lamulo malo emotiogenic m'gulu dongosolo limbic. m'dera zikugwirizanirana ndi kulamulira maziko psycho-maganizo.
  • Zapambuyo mazunzo gyrus pafupifupi. Pali zone ya ophatikizana kasinthasintha wa maso ndi mutu.

parietal Lobe

Iwo limafanana ndi dera pakati pa ventricle lateral. Telencephalon m'dera zimenezi zimaphatikizapo gyrus postcentral ndi mzere parietal lobule - pamwamba ndi pansi. Chimachititsa Lobe parietal akudutsa precuneus. Kapangidwe komanso azipereka interparietal mzere. Mu gyrus m'munsi dera inali - okhota ndi supramarginal ndi gawo magawo paracentral.

Ntchito m'madera yokhudza kotekisi mu Lobe parietal

Pofotokoza mtheradi ubongo kapangidwe ndi ntchito ya kapangidwe ayenera allocated ku malo monga:

  • Front ziyerekezo chonse tilinazo. likulu ndi khungu chowunikira ndi kugonjera makungwa postcentral gyrus.
  • Ziyerekezo thupi dera gawo. Iwo limafanana ndi m'mphepete mwa sulcus intraparietal.
  • Zosonyeza dipatimenti "stereognosis". Iye ankayimiridwa ndi ngale chowunikira (khungu) Kuzindikila zinthu pa palpation. likulu limafanana ndi kutumphuka kumtunda kwa lobes parietal.
  • Zosonyeza dipatimenti "Prax." Pakatikati amachita ntchito kupenda alipidwa kayendedwe cholinga. Iwo limafanana ndi kotekisi gyrus supramarginal.
  • kulankhula Associative kuwala anapambulwa akuimira makalata chowunikira - likulu la mphatso. zone Izi limafanana ndi gyrus okhota a kotekisi lapansi.

Brain: kaswili. Lobe zosatha

Pa mbali lateral kugona grooves awiri: m'munsi ndi chapamwamba. Iwo, pamodzi ndi lateral gyrus malire. Pamwamba pansi pa kanthawi Lobe bwino malire umene umawalekanitsa iwo kuchokera kumbuyo, palibe. Padziko gyrus lingual ndi occipitotemporal. Kuchokera pamwamba ndi zochepa kwa ina sulcus limbic dera, ndipo lateral - zosatha occipital. The gawo limafanana ndi nyanga m'munsi mwa ventricle lateral.

Ntchito m'madera yokhudza kotekisi mu Lobe zosatha

  • Mu gawo pakati convolutions chapamwamba mbali chapamwamba, ndi wosiyana yokhudza kotekisi Makutu chowunikira. Wachitatu kumbuyo kwa gyrus kumaphatikizapo Makutu kulankhula malo. Mu nkhani ya choipa m'dera la mawu wokamba zazindikirika ngati phokoso.
  • M'munsi ndi pakati dera la convolutions muli yokhudza kotekisi likulu la chowunikira vestibular. Ngati pali wosweka ntchito chomaliza cha ubongo, kutaya luso kukhalabe olimba ataimirira, kuchepetsa tilinazo zida za vestibular.

chilumba

Molingana Izi okha mu lateral ndi circumferential poyambira. Mwina m'dera limeneli la ubongo amaoneka mu kusanthula gustatory ndi zomverera olfactory. Komanso, m'dera la vuto zambiri monga Makutu kulankhula maganizo ndi somatosensory mudziwe processing.

gawo limbic

Dera limeneli lili padziko medial wa hemispheres ubongo. Iwo limapangidwa lamba, parahippocampal ndi dentate gyrus, ndi Korinto. Monga mbali ya malire ndi gawo imalimbikitsa sulcus wa corpus callosum. Iye, likumira, imayenda mu recess wa hippocampus lapansi. Pansi poyambira izi, nayenso, mu nizhnerogovoy M'mimbamo wa ventricle lateral ndi gyrus. Pamwamba pa recess mu corpus callosum lagona malire wina. mzerewu - lamba poyambira - alekanitsa cingulate gyrus, alekanitsa parietal ndi mazunzo lobes wa limbic lapansi. Ndi Korinto cingulate akulowa parahippocampal. Yotsirizira umatha ndi mbedza.

zolinga dipatimenti

Parahippocampal ndi cingulate ikukhudzana mwachindunji dongosolo limbic. ubongo ntchito m'dera lino zokhudza ulamuliro wa mayankho zovuta psycho-maganizo, khalidwe ndi autonomic zikuchitika chilengedwe. Parahippocampal m'dera ndi mbedza monga yokhudza kotekisi m'chigawo cha olfactory ndi chowunikira gustatory. Pankhaniyi, hippocampus amagwirizana ndi luso kuphunzira, izo ndiyo njira ya yaitali muzitha kukumbukira.

occipital dera

Pa mbali lateral lagona yopingasa mzere. Mbali medial wa mphero kumeneko. Kumbuyo malire ake calcarine, ndipo kutsogolo - ndi parietal-occipital sulcus. Komanso pa gawo medial wa allocated gyrus lingual. Kuchokera pamwamba ndi zochepa calcarine, ndi pansi - ina sulcus. Occipital Lobe limafanana ndi zapambuyo nyanga ya ventricle lateral.

M'madipatimenti occipital dera

M'dera lino, malo akutali monga:

  • Zooneka ziyerekezo. gawo ili mu kotekisi, amene zimasokoneza calcarine mzere.
  • Associative diso. pakati lili dorsal gawo la kotekisi lapansi.

nkhani woyera

Iwo akuimira mu mawonekedwe a ulusi ambiri. Iwo agawidwa m'magulu atatu:

  • Ziyerekezo. gulu ukufanizidwa ndi mitolo ya efferent ndi afferent ulusi. Kudzera mwa iwo pali kugwirizana pakati pa malo a ziyerekezo ndi woyambira tsinde ndi mtima msana.
  • Associative. ulusi zimenezi zomwe pawiri malo yokhudza kotekisi mkati Chigawo limodzi. Iwo anawagawa lalifupi ndi lalitali.
  • Commissural. zinthu izi kumumanga yokhudza kotekisi zone zosiyana hemispheres. formations Commissural ndi: corpus callosum, zapambuyo commissure ndi zapambuyo commissure ndipo m'chipinda chotetezeka.

kutumphuka

mbali yake yaikulu imakhala neocortex lapansi. Izi "makungwa watsopano", limene liri kwambiri filogeneticheki mochedwa ubongo mapangidwe. Neocortex amatenga za 95,9% ya pamwamba. Mbali ina ya ubongo Zikuoneka kuti:

  • Old makungwa - arhiokorteksa. Iwo lili Lobe zosatha otchedwa Amoni nyanga, kapena hippocampus.
  • Ancient kutumphuka - paleocortex. mapangidwe uyu ali malo Lobe ndi mazunzo pafupi babu olfactory.
  • Mezokorteksa. Izi ndi malo ochepa pafupi paleocortex.

Old ndi wakale kutumphuka mu inakhala kuoneka kale kuposa ena. formations Awa ndi wosazindikira dongosolo mkati.

Similar articles

 

 

 

 

Trending Now

 

 

 

 

Newest

Copyright © 2018 ny.unansea.com. Theme powered by WordPress.