Kumvetsetsa Kapangidwe ka Ntchito ndi Matenda Amtundu Wambiri
Ng'ombe, yomwe ndi dzina lina la matumbo aakulu, ndi gawo lofunika kwambiri m'thupi. Anthu ambiri amaganiza kuti chifuwa chachikulu chimangokhala ngati chiwalo chosungiramo zakudya, chimbudzi chokhalira ndi zakudya zamatumbo kuchokera m'mimba mwachinyamatayi kupita ku anus kuti ikamasulidwe, komabe chiwalo ichi chimakhala ndi ntchito zambiri zofunikira m'matumbo a m'mimba , kuphatikizapo:
- Kubwezeretsanso madzi ndi kusunga madzi okwanira
- Kutsegula mavitamini
- Kusakaniza zakudya zopanda mphamvu monga fiber
- Kusungirako zinyalala musanachotsere (kutembenuza zakudya zakutchire kumsana)
Kukula ndi Kutalika
Chiwalo chimenechi chimatchedwa matumbo akulu chifukwa cha kukula kwake kwa m'mimba. Ndilikulu kwambiri kuposa matumbo aang'ono , komanso ndifupikitsa kwambiri. Matumbo aakulu amakhala pafupifupi mamita asanu m'litali, pamene matumbo aang'ono amakhala aakulu kwambiri, pafupifupi mamita 21. Mapenti asanu ndi limodzi otsiriza kapena matumbo ambiri amatchedwa rectum ndi kanjini ya anal.
Anatomy
Ng'ombeyo imachokera kumtunda (komwe katumbo kakang'ono kamakumana ndi matumbo akuluakulu) kumalo osungira madzi (komwe kumatuluka zonyansa), ndipo zimaphatikizapo zigawo zinayi zazikulu zomwe zalembedwa pa chithunzi pamwambapa:
- Kukwera koloni: Kukwera koloni ndi gawo loyamba la matumbo akuluakulu. Zimayambira patangopita kumtunda (thumba ngati mapangidwe kumapeto kwa leamu-gawo la katumbo kakang'ono kuposa m'mimba) pansi pa dzanja lamanja la mimba ndi kukwera (limapita mmwamba) kumalo a mimba pansipa chithunzithunzi.
- Chitsulo chosasunthira: Chombo chamkati chimayenda mozungulira pamimba kuchokera kumanja kupita kumanzere.
- Kuchokera kumtunda: Kutsikira kumtunda kumatsika (kumapita kumbali) kumbali ya kumanzere kwa mimba kuchokera pansi pa chifuwa pamwamba pa mimba kupita kumidzi yakumanzere.
- Sigimoid colon: Mgwirizano wofanana ndi S pakati pa gawo lomalizira la colon ndi rectum, womwe uli pansi kumanzere kwa mimba umatchedwa sigmoid colon.
Matenda a Matumbo Ambiri
Ng'ombeyi ili ndi zigawo zinayi zamagazi, zofanana ndi zigawo zina za m'mimba. Izi zikuphatikizapo:
- Mucosa: Iyi ndi yapakati kwambiri ndipo imapangidwira minofu yosavuta, yomwe imapangitsa kuti ikhale yophweka (poyerekeza ndi katumbo kakang'ono, kamene kali ndi villi, kutuluka kwazing'ono zachitsulo). Matenda ambiri amachititsa ntchentche mkatikatikati mwa m'mimba mwake, yomwe imawombera pamwamba pake ndikutetezera ku zakudya zakuda.
- Submucosa: Mucosa ili ponseponse ndi submucosa, yomwe imakhala mitsempha ya mitsempha ya mitsempha, mitsempha ndi minofu yomwe imathandizira zigawo zina za matumbo akuluakulu.
- Muscularis: The submucosa ikuzunguliridwa ndi muscularis, yomwe ili ndi zigawo zambiri za maselo a misceral omwe amagwira ntchito ndi kutulutsa zinyalala mumatumbo akuluakulu pamtundu wotchedwa peristalsis .
- Serosa: Mbali yapakati, yomwe imadziwika kuti serosa, ndi yochepa kwambiri ya minofu yosaoneka bwino yomwe imakhala yochepa kwambiri. Serosa imaphimba madzi omwe amapereka mafuta a pamwamba pa njuchi zomwe zimateteza ku chiwonongeko chifukwa cha kukhudzana ndi ziwalo zina za m'mimba komanso minofu ndi mafupa a m'mphepete mwa m'mphepete mwake.
Ntchito
Monga chyme, chakudya chodya chimadutsa kuchokera m'matumbo aang'ono mpaka m'tchire kudzera mu leocecal sphincter ndi cecum, kumene zimasakanikirana ndi mabakiteriya opindulitsa kuchokera ku colon. Pambuyo pake imadutsa m'madera anayi a colon (haustra) kupitirira maola angapo chifukwa cha zowonongeka. Nthawi zina, ndondomekoyi ikhoza kukhala mofulumira ndi mafunde amphamvu omwe amatsata chakudya chachikulu.
Vitamini Absorption
Mungaganize kuti mavitamini monga zakudya zomwe zimakhudza kwambiri m'mimba, koma coloni imathandiza kwambiri ma vitamini otha kufunikira kuti akhale ndi thanzi labwino.
Mavitaminiwa amapangidwa ndi mabakiteriya wathanzi mumtunda kupyolera mu nayonso.
- Vitamini K
- Biotin (vitamini B7)
Zinthu Zamankhwala ndi Colon
Pali zifukwa zambiri zamankhwala zomwe zingakhudze coloni. Ena mwa awa ndi awa:
- Khansara yoyipa - Khansara ya Colon ingakhudze gawo lirilonse la colon yomwe ikufotokozedwa pamwambapa ndipo ndiyo nthenda yachitatu yomwe imayambitsa kufala kwa khansa kwa amuna ndi akazi ku United States.
- Matenda opweteka a m'magazi - Zinthu monga ulcerative colitis zingakhudze mtunduwu, komanso zimaonjezera chiopsezo chokhala ndi khansa yamtunda.
- Diverticulitis ndi diverticulitis - Tinthu tating'ono ting'onoting'ono tomwe timayitanira (diverticula) imatha kupitilira pa colon. Izi zikatha zimatha kukhala ndi vuto losavuta kumva lotchedwa diverticulitis, nthawi zina limatchedwa "tsamba lamanzere."
- Kutaya madzi m'thupi - Pamene khola siligwira ntchito mobwerezabwereza kubwezeretsa madzi kuchokera kumtunda, kutaya madzi m'thupi kungabweretse.
- Kutsekeka kwazitali - Nthawi zina njoka imakhala yoweta kapena yokutidwa ndi zipsinjo kapena zofiira. Izi zingabweretse chitetezo chochepa kapena chokwanira, ndipo ngati sichikoledwa, chingachititse kuti thupi likhale lopweteka. Zomwe zimayambitsa kwambiri ndizimene zimayambitsa minofu m'mimba, monga opaleshoni ya m'mimba yam'mbuyo, matenda opatsirana, komanso matenda opatsirana.
- Mavitamini a Vitamini - Pamene coloni siigwira bwino, mavitamini monga biotin ndi vitamini K saloledwa mokwanira, zomwe zimayambitsa zizindikiro zokhudzana ndi kusoweka kwake.
- Kutsekula ndi kutsekula m'mimba.
Pamunsi pa Utumbo Wambiri
Monga tanenera poyamba, ngakhale anthu ambiri akuwona chithunzichi kukhala yosungirako zinthu, chiri ndi ntchito zambiri zofunika. Ikhoza kuthandizidwanso ndi zikhalidwe monga matenda a colitis ndi khansara zomwe zimakhala zofala kwambiri ku United States.
Zotsatira:
Kasper, Dennis L .., Anthony S. Fauci, ndi Stephen L .. Hauser. Mfundo za Harrison za mankhwala amkati. New York: maphunziro a Mc Graw Hill, 2015. Print.
Laibulale ya National National Medicine. Matenda a Colonic. Kusinthidwa 02/15/17. https://medlineplus.gov/colonicdiseases.html