Gaɓa mafi ban mamaki da rikitarwa a jikinmu ita ce kwakwalwa. Kamar babbar kwamfuta ce. Duk abin da muke tunani, ji, tunawa, da koya, wannan ƙaramin gaɓar ce ke sarrafa shi. Don haka a yau za mu yi magana game da mafi mahimmancin ɓangaren wannan babbar kwamfuta, "bakin" da ke wajen kwakwalwa. A fannin magani, muna kiran wannan ƙwayar kwakwalwa ta kwakwalwa , ko kuma `(Cerebral Cortex)`.
Menene Cerebral Cortex?
A taƙaice dai, ɓangaren kwakwalwa na kwakwalwa shine mafi sirara kuma mafi tsayin daka wanda ke kewaye da babban ɓangaren kwakwalwarmu da ake kira cerebrum. Idan kun taɓa ganin hoton kwakwalwa, yana kama da wrinkles da naɗewa, ko ba haka ba? Wannan kamannin wrinkles ya faru ne saboda wannan ɓangaren kwakwalwa na kwakwalwa.
Ka yi tunanin, idan kana son saka babban takarda a cikin ƙaramin akwati, dole ne ka naɗe shi ka murƙushe shi, ko ba haka ba? Haka nan, kwakwalwarmu an yi ta ne da wrinkles ta wannan hanyar don ɗaukar ƙwayoyin jijiyoyi da yawa gwargwadon iyawa. Waɗannan wrinkles suna ƙara girman saman kwakwalwan kwakwalwa sosai. Kimanin murabba'in santimita 2,500 daidai ne! Wannan yana bawa kwakwalwarmu damar sarrafa ƙarin bayanai da tunani game da abubuwa masu rikitarwa.
Duk da cewa wannan Layer ɗin yana da kauri kaɗan daga cikin milimita, amma ya kai kusan kashi 50% na jimlar nauyin kwakwalwarmu. An kiyasta cewa yana ɗauke da ƙwayoyin jijiyoyi tsakanin biliyan 14 zuwa 16.
Ana kiran zurfin ramukan da suka samo asali sakamakon wannan yanayi mai lankwasawa da kuma "sulci" yayin da lankwasawa masu tsayi ake kiransu "gyri". Waɗannan su ne tsarin da ke ɗauke da miliyoyin ƙwayoyin jijiyoyi waɗanda suke da mahimmanci don aikin kwakwalwarmu.
Me yasa ake kiran wannan 'Mai launin toka'?
Wataƙila kun ji kalmar 'launin toka'. Wannan shine abin da wannan ɓangaren kwakwalwa ke nufi. Kwayoyin jijiyoyi a wannan ɓangaren ba su da wani abu mai kitse da ake kira '(myelin)'. Shi ya sa launin toka yake. Zaruruwan jijiyoyi a cikin 'launin fari' a cikin kwakwalwa an rufe su da '(myelin)', don haka fari ne.
Babban sassan kwakwalwa na kwakwalwa da ayyukansu
Kwakwalwar kwakwalwarmu galibi ta kasu kashi biyu daidai. Wato ɓangaren hagu da ɓangaren dama . Waɗannan ɓangaren biyu suna da alaƙa da juna ta hanyar gada da aka yi da adadi mai yawa na zare na jijiyoyi da ake kira "corpus callosum". Ta wannan ne ake musayar bayanai tsakanin ɓangaren biyu.
Bugu da ƙari, kowace daga cikin waɗannan duniyoyin an ƙara raba ta zuwa manyan yankuna huɗu, ko kuma duniyoyi. Kowanne daga cikin waɗannan duniyoyin yana da takamaiman ayyuka. Bari mu dubi menene su.
| Lobe | Babban ayyuka | Alamomin lalacewa |
|---|---|---|
| Lobe na Gaba Sashen gaba na kwakwalwa, a bayan goshi |
|
|
| Lobe na Parietal A saman kai, tsakanin ƙasusuwan gaba da na parietal |
|
|
| Lobe na ɗan lokaci Sama da kunne, a kowane gefen kwakwalwa |
|
|
| Lobe na Occipital Bayan kai, sama da wuya |
|
|
Me zai faru idan kwakwalwar kwakwalwa ta lalace?
Akwai manyan dalilai da dama da yasa wannan muhimmin sashe na kwakwalwa zai iya lalacewa. Misali:
- Ciwon kwakwalwa
- bugun jini
- Zubar da jini a cikin kwakwalwa
- Cututtukan da ke shafar garkuwar jiki
- Raunin kai mai tsanani
Kamar yadda jadawalin da ke sama ya nuna, alamomin sun bambanta sosai dangane da ɓangaren kwakwalwa da ya lalace. Misali, halayen mutum na iya canzawa idan gaban goshin ya lalace. Hakazalika, hangen nesa na mutum na iya ɓacewa idan yankin goshin goshin ya lalace.
Muhimmi sosai: Idan kai ko wani da ka sani yana da ɗaya daga cikin waɗannan alamun, kada ka ɗauka cewa komai sai ka ga likita ko likita nan take. Matsalolin da suka shafi kwakwalwa suna da matuƙar haɗari, don haka neman shawarar likita cikin gaggawa yana da matuƙar muhimmanci.
Kwakwalwa ita ce cibiyar kula da jikinmu. Shi ne abin da ke sa mu "mu." Don haka, sanin waɗannan bayanai game da kwakwalwar kwakwalwa, mafi mahimmancin ɓangaren wannan babban kwamfuta, zai zama babban taimako wajen sanin lafiyarmu.
Saƙon Ɗauka Gida
- Kwakwalwar kwakwalwa ita ce ɓangaren da ke waje, mai lankwasa, mai tunani a cikin kwakwalwarmu. Ana kuma kiranta da "launin toka."
- Lanƙwasa da lanƙwasawansa suna ba shi damar ƙunsar ƙwayoyin jijiyoyi da yawa a cikin ƙaramin sarari.
- An raba shi zuwa manyan sassa guda huɗu (gaba, parietal, temporal, da occipital), kowannensu yana da ayyuka na musamman (kamar magana, gani, ƙwaƙwalwa, da yanke shawara).
- Alamomin lalacewar kwakwalwa sun bambanta dangane da inda lalacewar ta faru.
- Idan kana da wata alama da ke da alaƙa da kwakwalwa, yana da matuƙar muhimmanci ka guji yin gwajin kai da kanka ka kuma ga likitanka da wuri-wuri.
💬 Comments (0)
Har yanzu ba a buga sharhi ba. Ƙara bayanin ku anan a karon farko.
Ƙara sharhin ku