ThanziMankhwala

Chapakati mantha dongosolo

Chapakati mantha dongosolo zikuphatikizapo ubongo ndi msana. Ayang'ana woyamba ngati pang'ono flattened kumbuyo chingwe. ubongo A ili M'mimbamo cranial, wapangidwa ndi hemispheres ziwiri, cerebellum ndi mbiya.

The Maphunziro Akakhalidwe Kazolengedwa a chapakati mantha dongosolo, asaaonerera pa ubale pakati pa thupi ndi chilengedwe, mayankho anthu zikuchitika zosiyanasiyana. Komanso kuyamika kugwirizana naye pochita ziwalo ndi ziwalo. Ambiri, ntchito zake zochokera bongo, monga thupi sagwirizana kusintha pang'ono mu malo ozungulira kapena mkati.

Chapakati mantha dongosolo mitsempha amachititsa kulankhulana ndi chamoyo wonse kudzera misempha cranial (awiriawiri 12) ndi mizu msana (a awiriawiri 31). Minofu, khungu, mbali ya nthambi ndi ziwalo za "nkhani" zimafalitsidwa mwa msana afferent misempha akuthamanga kuchokera mizu zapambuyo. Ndipo "mudziwe" kwa minofu chigoba umaperekedwa kwa iwo kudzera misempha efferent akuthamanga kuchokera mizu zapambuyo. Kukhalapo kapena kusapezeka kwa bongo chimasonyeza momwe chingwe msana, kaya amakwaniritsa ntchito ya reflex lapansi. kuwonongeka ake chimangokhala kulanda nyemba zonse kuphwanya (ndi afferent ndi efferent). Kuchokera chingwe msana ku ubongo wathu ndi kumbuyo ndi njira ubongo kuti n'zofunika mwa tsinde ubongo, pali pang'ono linasokonekera kapena mapeto. Oculomotor, Makutu ndi misempha chamawonedwe anapatsa midbrain lapansi. Ikuyenda ulamuliro wothandizira, magazi, mphamvu akupezeka pa diencephalon kudzera maganizo kulankhulana (mkati ndi kunja) ntchito endocrine ndi machitidwe a mtima. The kotekisi zikuphatikizapo ambiri manyuroni. Awa ndi maselo wamitundu yosiyanasiyana, amene ali ndi mtima wabwino zigawo zingapo ndipo cholukanalukana mwa njira. Chigawo chilichonse cha kutumphuka ali ndi zosiyanasiyana maselo, amagwirizana ndi ntchito kuti amachita.

Onse a chapakati mantha dongosolo, m'madipatimenti zake zonse pofuna kuchita chilichonse pa khalidwe la munthu ntchito ngati amodzi wosakwatiwa, potero kupanga dongosolo zinchito. Kwa luntha, n'zachionekere kuti anachita iliyonse, reflex aliyense usanayambe, ntchito ndithu. Pa nthawi iliyonse, chapakati mantha dongosolo zimadalira zosowa za thupi. Choyamba iwo ikuyendetsedwa ndi cholinga chofunika - kusintha mu malo mwa thupi. Ku maganizo a neurophysiology zikuchitika limagwirira ili ndi mphamvu m'madera subcortical wa kotekisi ubongo. Iwo kutumiza nyemba anthu amene thupi akuvutika kwambiri pa nthawiyo. Chapakati mantha dongosolo amafuna kukwaniritsa chowakonda lalikulu. Kuti zimenezi zitheke, izo synthesizes nkhani zonse zokhudza chikhalidwe cha kunja ndi mkati chilengedwe cha thupi, ndipo kenako zipangizo mchitidwe khalidwe.

Kuwonongeka kwa chapakati mantha dongosolo limapezeka pa zifukwa zambiri. Izi vuto lobadwa, ndipo makope osauka, mmene zoopsa, zotsatira za chotupa kapena kutupa. Ubongo ndi msana zikukwaniritsidwa ndi zilema ngati mwana wosabadwayo zotsatirazi zowopseza zimaononga: kulanda mayi woyembekezera, matenda, kuvulala munthu, kukhudzana ndi dzuwa, zomwe ongoyendayenda poizoni, uchidakwa wa makolo onsewo kapena mmodzi wa iwo. Osati ntchito wamng'onong'ono mu zosayembekezereka wa kuvutika ndi chibadwa masewero.

Makamaka zopindika aakulu zimachitika pamene zinthu pamwamba bwanji mwana wosabadwayo mu miyezi oyambirira mimba. Pakati pawo, malo oyamba ali wotanganidwa ndi hydrocephalus (mu ventricles ubongo amasonkhana kwambiri cerebrospinal madzimadzi) ndi microcephaly (ubongo underdeveloped ndipo mutu). Mphamvu zogonjetsera dongosolo ndi malformations a msana ndipo mutu.

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