Yaya Brain Handles Pain
Yin maganin ciwo na kullum ba sauki, kuma zai iya zama takaici ga marasa lafiya da likitoci. Mawuyacin wuya yana auna ma'auni, ya tilasta likitoci su dogara ga bayanin marasa lafiya, kuma akwai ɗanɗani kadan tsakanin dangantaka da tawali'u da ainihin lalacewar nama. Wasu mutane suna jin kusan ba ciwo ko da yake baya baya yana da mummunar mummunan rayuka na X, kuma wasu suna fama da mummunan rauni yayin da rayukansu na X-ray sun gamsu.
Duk da haka, taimaka wa mutane tare da ciwo ya kasance abin fifiko ga likitoci. Saboda wannan dalili, an yi nazari sosai akan ciwon daji a cikin tsarin mai juyayi. Mun sani kadan game da yadda sakonnin zafi ke tafiya cikin jiki, da yadda yadda jikinmu yake ƙoƙarin sarrafa waɗannan sigina.
Sakon Mu'ujiza A Jiki
Jiki yana da wasu jijiyoyi, waɗanda ake kira masu ƙwayoyin cuta , waɗanda ke aika sakonni mai raɗaɗi ga igiya. Akwai jijiyoyi daban-daban na daban-daban na ciwo-alal misali, nau'i daya aika bayani game da ciwo mai tsanani, kuma wani game da konewa. Cikin lahani na shiga cikin kashin baya, inda zasu iya zuwa sama ko ƙasa da matsala da sauran jiki a cikin karar baya. Daga can sun haye zuwa wancan gefen igiya kuma suna tafiya tare da filin spinothalamic zuwa thalamus.
Bayanan thalamus ya sake ba da labari mai raɗaɗi ga cortex na cerebral. Akwai wurare masu yawa wadanda suka dace tare da rahoton mutum na mummunan ciwo, ciki har da cingulation cortex na baya, da hadewar somatosensory, da kuma insula.
Saboda akwai wurare masu yawa wadanda ke fama da ciwo, lalacewar lalacewa baya shawo kan ciwo sai dai idan kuturu ya yi girma.
Kari na Kwakwalwar Kwayoyi
Daya daga cikin hanyoyin da za a iya magance ciwo shine tare da magungunan magani kamar su opiates. A cikin shekarun 1970s, masana kimiyya sun gano cewa jikinmu yana samar da kayan kansa, wanda ake kira 'opiates' '.
Wannan yana ba wa jikin mu digiri na kula akan yawan jin zafi da muke ji. Kwaƙwalwa zai iya aika sakonni zuwa kashin baya don kawar da sakonni na baƙin ciki tafiya zuwa kashin baya.
Kyakkyawar misali na yadda kwakwalwa yake fama da zafi zai iya nunawa tare da placebo, wani abu mai ciki irin su kwayar sukari wadda ta yi amfani da ilimin magani. Alal misali, a cikin binciken da aka yi tare da mutanen da hakorar hakoransu kawai aka jawo, placebos sun iya samar da wani digiri na ciwo mai zafi. Idan aka ba da naloxone, magani wanda ke kwance ƙwaƙwalwar ƙarewa da ƙuri'a, placebos zai iya rasa tasiri. Ilimi na MRI na aiki akan mutanen da aka ba su wuri sun sami canje-canje a cikin hypothalamus, launin fata mai launi, da kuma gwaninta, suna tallafawa ka'idar cewa wadannan sassan suna da alaka da ciwo mai tsanani.
Ƙarin binciken ya nuna cewa ciwo a cikin kashin baya ya ƙunshi nau'i biyu daban-daban na sel, wasu daga cikinsu ana kunna tare da ciwo da sauransu waɗanda suka rufe. Masu buɗewa suna kunna "sassan" kashe ", kuma zafi yana motsa" kan "sassan. Wannan yana bawa kwakwalwa damar daidaita kwarewarmu ta hanyar jin zafi ko da a matakin ƙananan igiya.
Yaya Cikin Gudanar da Brain Control?
Dalilin ciwo shi ne ya motsa mu mu guje wa rauni kuma don taimaka mana mu koyarda kauce wa yanayin da zai cutar da mu a nan gaba.
Alal misali, idan ratsi suna da kwarewa mai dadi a cikin daki, sun fi dacewa su guje wa ɗakin a nan gaba.
Wannan yana iya zama mai sauki, amma sau da yawa rayuwa ta tilasta mu mu yanke shawara game da ko watsi da zafi ko yin aiki. Alal misali, idan an sanya cuku a cikin daki inda yarin yana da kwarewa mara kyau, dabba yana da rikici na ciki kuma ya yanke shawarar. Fahimtar wannan shawarar yana taimaka mana mu fahimci ciwo na kullum.
A shekara ta 1984, masu bincike sun ciyar da ratsi a kan wani farantin zafi wanda aka kashe. Rats za su iya samun kora na yau da kullum ko wani cakulan ya rufe gwanin graham (abin da ke nuna cewa ratsi suna jin dadi).
Bayan makonni biyu, an kunna farantin zafi. Tsuntsaye, ba shakka, sun tashi. Abu mai ban sha'awa shi ne cewa berayen da suka samo cakulan da aka rufe gwanin graham sun kasance cikin kwanciyar hankali barin barin zafi-suna jurewa da ciwo a cikin bege na sakamako. Har ma mafi ban sha'awa shi ne cewa ratsan "raunin hankali" ya tafi gaba ɗaya tare da naloxone, yana nuna cewa magungunan da ke dauke da su shine abin da ya ba su izinin yin shiru a kan hotplate a cikin tsammanin cakulan ya rufe kullun graham.
Tambayar ta kasance, abin da ke cikin kwakwalwa ya ba da damar ƙwaƙwalwar ƙwaƙwalwar ta yadda za a magance zafi? Mene ne ke motsa kwakwalwa don kunna wadanda ke da karfi na opioids, kuma me ya sa kwakwalwa ya amsa da zafi kuma ya tashi daga farantin?
Ana yin amfani da cikakkun bayanai a kan, amma a taƙaice, mayar da martani ga jin zafi, maimakon kunna tsarin ladabi, ya shafi tsarin mu-ƙanananmu-yankin da aka sani don tsara tsarin koyo da halayyar. Wannan shine yadda muka koya don guje wa ciwo a nan gaba. Abin sha'awa, masana kimiyya sun fara gano canje-canje a cikin wadannan kwakwalwa a cikin mutanen da ke fama da ciwo. Fata shi ne cewa tare da fahimtar juna, sababbin hanyoyin kwantar da hankali na iya magance ciwo a ainihin tushensa, kwakwalwa, maimakon ci gaba da farauta ba tare da wata nasara ba don wasu dalilai.
> Sources:
Amanzio M, Benedetti F. Magungunan neuropharmacological na placebo analgesia: tsarin aiki na opioid da aka kunna da tsarin da aka kunsa a kan yanayin. Littafin Labaran Neuroscience: Jaridar mujallar Society for Neuroscience 1999; 19: 484-494.
Dum J, Herz A. Daidaitaccen tsarin gyaran ƙwayoyin ƙwayoyin halitta wanda aka nuna ta canje-canje. Pharmacology, biochemistry, da hali 1984; 21: 259-266.
Hughes J, Smith TW, Kosterlitz HW, Fothergill LA, Morgan BA, Morris HR. Tabbatar da pentapeptides guda biyu masu dangantaka daga kwakwalwa tare da aiki mai mahimmanci na tafiyar da kwayar cutar. Yanayin 1975; 258: 577-580.