Impilo, Imithi
Kuyini izivikeli mzimba? Futhi kungani singaqiniseka ukuthi kudingekile?
Amasosha omzimba ka umuntu - iqoqo amaseli, izicubu kanye izitho ukuthi banesibopho sokuzinakekela isivikelo izilokazane ezincane angaphandle kanye nezinto, kanye amaseli zabo, uhlelo kabani zofuzo sinqamukile (isibonelo, isimila cells). Esimweni lapho kulesi simiso kukhona umonakalo noma eziyimbangela yezinkinga ezizuzwa, lokhu kuholela kokufa wonke umzimba.
Izingxenye amasosha omzimba womuntu
Kuze kube manje, amasosha omzimba womuntu umelwe nhlanganisela elandelayo izitho, izicubu amaseli:
- Emaphakathi lymph izitho (zokwakheka lymph we appendix lymph zokwakheka ikholoni, isibindi fetus, umnkantsha futhi thymus).
- Of neuropathy lymph izitho (ubende kanye izindlala zamanzi).
- amasosha omzimba (monocytes, ama-lymphocyte, polynuclear amangqamuzana amhlophe egazi, Langerhans amaseli, njll).
Kulokhu, ngoba ukusebenza evamile izivikeli mzimba zibaluleke zonke amaseli, izicubu izitho. Isitho izinhlelo (wokugaya ukudla, urogenital, nabanye) ngokwanele kakhulu kuxhomeke ezingeni amasosha omzimba. Kuleso simo-ke kuyehla ngokulandelana okwandisa ingozi ukuthuthukiswa izifo ezithile ezithathelwanayo, kanye nesenzakalo kokubili izimila benign nesibulalayo. Ngenxa yalokho, isimiso somzimba sokuzivikela ezifweni linendima ebalulekile empilweni yayo evamile.
Kanjani izivikeli mzimba?
Ukuzivikela komzimba ukwethulwa lesi silwanyana Kwenziwa ngezithukuthuku amaseli ezifana leukocyte. Iza phambi izinhlobo eziningana: neutrophil (uhlaba ihlukene, basophils, futhi eosinophils), monocytes lymphocyte (B-lymphocyte, T-lymphocyte futhi NK-cells). Kwakuwusuku lokuqala ukufinyelela neutrophil kokuziphatha ukutheleleka indawo futhi baqala ukubhubhisa nezilwanyana ezincane angaphandle. Ngesikhathi esifanayo benza umsebenzi ongcono nge-bacterium. Uma umzimba zingene amagciwane, kuyaphumelela kakhulu ngokumelene kulezi cells.
Ngaphandle kweqiniso lokuthi amasosha omzimba womuntu uyakwazi ukucindezela kakhulu izilokazane ezincane eyaziwa, namanje kungaba "khumbula" abaningi kubo esimweni kabusha ukutheleleka nge bakwazi ukubhekana ne isicefe isheshe (futhi ukulahlekelwa ngaphansi umzimba).
Kufanele kuqashelwe ukuthi izivikeli mzimba, ekubeni usizo kakhulu, bakwazi kunethonya imiphumela emibi ukuphila komuntu ngezinga elikhulu. Lokhu ibonakala kahle kakhulu lapho ngemva isitho ukufakelwa. Iqiniso liwukuthi ngenxa yokuthi ukuthi izivikeli mzimba uyabubona izicubu ngezitho zomzimba njengoba angaphandle, ngokuvamile kwenzeka ukusabela ukungamukeleki. Ngenxa yalokho, abantu kufanele afeze ucwaningo eziyinkimbinkimbi, neminyaka elinde donor efanelekayo. Ngaphezu kwalokho, amasosha omzimba nawo ngezinye izikhathi kuvimbela owesifazane sibhajwe isidoda sakhe owesilisa, ngoba, futhi, iqala ukuba ababheke alien futhi iyingozi emzimbeni. Ngenxa yalokho, kukhona okuthiwa immunological ukungavumelani phakathi abalingani. Ukuze lokhu umbhangqwana engenza izingane zabo siqu, owesifazane enezinwele ukuthatha imithi immunosuppressive. Kuleso simo, uma unina RH igazi ezimbi futhi ingane - uthambekele kokuhle, ngesikhathi sokukhulelwa kuqala, kungaba agonywe. Ngenxa yalokho, ingane olandelayo, uma beyoba obapha omuhle RH isici, okufanele abekeke lokhu kuhlasela izivikeli mzimba kanina, okuholela ukwakhiwa kwezinhlobo izimo ngokwanele esindayo kwetfu engotini, efana fetus kowesifazane ngokwakhe.
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