Isistimu esebenzayo yokuvuselela (RAS) iyinethiwekhi ngaphakathi kwe-brainstem edlala indima ekulawuleni ukuqapha, noma ukuvusa kwengqondo, ngaleyo ndlela idlala indima ebalulekile ekulawuleni ukuvuka nokulala.
Izindlela ezifakwe kule nqubo ziqala engxenyeni engenhla yobuchopho futhi zandise nge-thalamus, bese zifika ebusweni bobuchopho, okuthiwa i-cortex ye-cerebral.
Izindawo ezingaphakathi kobuchopho obusebenza njengengxenye yalesi simiso zihlanganisa: ukwakheka kwe-midbrain, i-nucleus yama-mesencephalic, i-nucleus ye-thalamic intralaminar, i-dorsal hypothalamus, ne-tegmentum.
Uma lolu hlelo lonakalisiwe, lungabangela ubuthongo obunzima, ubuchopho, noma i-coma. Ukungasebenzi kungase kube nendima ekwenzeni i-schizophrenia, i-narcolepsy, nezinye izinkinga zokulala.
Indlela Elawula Ngayo Ukulala
Uhlelo olusebenzayo olusebenzayo lusiza ubuchopho bakho ukuba buhlele izinga eliphezulu lomsebenzi ukuze uvuke ekuseni. Ungacabanga njengesikhungo sakho sokukhathalela ubuchopho: Senza ngaphandle kokusikisela futhi sinesibopho sokuqwashisa nokuqonda. Ukuze ikukhuphuke ekuseni, iyaphendula ezinhlobonhlobo ezihlukahlukene, njengelanga nemisindo futhi ivuse ingqondo yakho ukuze iqaphe. Kuwo wonke usuku, kukugcina uqaphe futhi uphapheme ngokusiza inqubo yakho yobuchopho ukuthi kwenzekani kuwe.
Ukuhlukumezeka
Isifo esisodwa sokulala esihlotshaniswa nesistimu esebenzayo esiyinkimbinkimbi siyisifo esingenasisindo - isifo esingenasifo sengqondo esichazwa ukulawulwa kabi kokulala.
Lokhu kuphazanyiswa kokulala-ukuvuka kwemikhakha kuyingxenye ngenxa yesistimu yokusebenza engasebenzi kahle futhi abantu abanezinkinga zokuphuza izidakamizwa banezinkathi zokulala okungapheli futhi ezingalawuleki zansuku zonke futhi bangakwazi ukulala nganoma isiphi isikhathi. Ukuhlukumeza ngokweqile kungaba yingozi kakhulu, njengoba abantu abanenkinga balala bengenaziso, okungabandakanya phakathi nemisebenzi efana nokushayela, ukuhamba noma ezinye izimo ezingababeka engozini kanye nabanye.
Indlela i-RAS engabonakala ngayo
Isistimu esebenzayo yokuvuselela ingaphazamiseka ngezindlela ezimbalwa. Enye yalezo zikhathi lapho umuntu ehlushwa ukulimala kwengqondo (TBI), ngenxa yengozi noma enye imbangela. Ukulimala kwi-RAS evela ku-TBI ngokuvamile akulungiswa, kodwa imiphumela inganciphisa ngokusebenzisa ukwelashwa kokuvuselela okugxilwe emjikelezweni wokulala, ukuphathwa kobuhlungu, ukulinganisa nokuhlunga izinkomba ezingenayo.
Imithombo:
I-Eastern Tennessee State University Faculty. (nd). Ukufunda, Umsebenzi Wokubheka Okuphezulu: Ukuvuselelwa kwe-BrainLine.org. (nd). Ingabe Ukulimala Kwebhondi Kungaphazamisa Isistimu Esebenzayo? Ibuyiselwe ngoJanuwari 28, 2016
Ubuchopho Namazinga Wokuqaphela. Ibuyiselwe ngoJanuwari 23, 2016.
I-National Institute of Neurological Disorders and Stroke. (2015, Januwari 5). I-Sheet Factory Sheet. Ibuyiselwe ngoJanuwari 28, 2016.