Mene ne leukocytes? Kananan kare kwayoyin

Lokacin da muka je likita, ya mi} a kan ƙididdiga, za ka yiwuwa sun ji na leukocytes. Mafi yawan mutane suna da wani sosai na waje fahimtar su, aka kullum iyakance ga ilimi cewa suna dauke a cikin jini, da kuma lambar da aka karu kuma rage. A fili yake cewa da kowa da kowa yake so ya yi a nasa ko nata duk abin da ya al'ada, amma a cikin wannan hali - na kullum? Kuma a general, abin da yake da farin jini Kwayoyin?

Bari mu bincika. Human jini da aka hada da jini da kuma žunsa a dakatar da karami kafa abubuwa - fari da maikacin jini, ja jini Kwayoyin da platelets. Leucocytes - wani da ake kira colorless ko fari da maikacin jini, da yin wani muhimmin aiki na kare jikin mutum daga kowane micro-kwayoyin da sauran kasashen waje jikinsu, daban-daban hanyoyi iya shiga cikin jini, kuma nama. Biliyoyin kankanin kare kewaya ta hanyar jiki, kamar yadda idan guje ya sintiri, kasancewa a shirye a kowane lokaci zuwa zo Grips tare da tsokana.

Domin mafi tunanin abin da farin jini Kwayoyin da kuma yadda suka yi aiki, za ka iya zana wani misalin da yãƙi. Farin jini Kwayoyin - a irin iyaka masu gadi ko mayakan, wanda gane shigar azzakari cikin farji na kare yankin na maƙiya abubuwa da kuma daukar su a cikin yaƙi ba tare da bata lokaci ba. Idan "saboteur" masu girma dabam ne kananan, farin jini cell kama shi jan kuma fallashi kwayuka narkewa. Idan girman da kasashen waje jiki ne mai girma ga wani wakĩli a kansu da aka ayyana da gaggawa janyo ra'ayoyin jama'a da site na raunuka ji ƙyama sojojin na fari da maikacin jini, bisa ga dokoki na soja kimiyya dauki shi a cikin zobe, kuma ya halaka. A tsari na narkewa daga kasashen waje abubuwa ne ake kira phagocytosis. Amma ba duk don haka sauki - shi ne a gaskiya a m yaƙi, saboda shi ya kashe farin jini Kwayoyin kansu. A fagen fama ne studded "jikinsu" maƙiya kashe da kuma majibinta kansu, daga abin da mai danko sosai slurry - ruɓaɓɓen jini. Daga bisani, leukocytes kansu da kuma sa abubuwa domin a shafin na "sarayya".

Yanzu da ka samu wani ra'ayin abin da leukocytes, la'akari da kansu - nawa suka bukatar jiki don a amince gagara wani waje hari. Sosai! Kullum da yawan Kwayoyin da lita jini dabam tsakanin 4-9 biliyan. Su zama ya fi girma a hali na gaggawa, lokacin da jiki yãƙi cututtuka, surkin jini cututtuka, konewa, ko saboda tsananin zub da jini. Irin wannan tsari, lokacin da yawan farin jini Kwayoyin ƙaruwa muhimmanci, ya kira leukocytosis. Ya nuna wa likita, karanta sakamakon da ƙididdiga, gaskiyar cewa jiki ke yakar cutar. Amma idan defenses riga a kan Wane, da na rigakafi da tsarin shi ne iya jimre da matsalolin daga waje, leukopenia fara - Reverse tsari, a cikin abin da yawan matasa kare ne ƙunci. Wannan sakamakon bincike ne mai gargadi: da mãsu haƙuri a cikin tsanani yanayin, wani magani ba, da aka yi hasashen ne ya fi karfinsu.

Saboda haka mu san abin da farin jini Kwayoyin da kuma yadda suka shafi yawan haƙuri da yanayin. Amma inda suka zo daga, abin da "factory" cikin jikin mu yi a "tsaro kwangila"? The main maroki ne ja bargo, wanda yana da musamman kara Kwayoyin - daga gare su da cewa farin jini Kwayoyin suna kafa. Ka ji irin wannan cututtuka kamar cutar sankarar bargo. Wannan shi ne wani pathological tsari a cikin abin da kara Kwayoyin suna massively mutu. A wannan yanayin, da farin jini Kwayoyin ba girma da kuma, duk da cewa sun samar da manyan yawa, za su iya ba yi ta muhimmanci ayyuka. Saboda haka, a sankarar bargo a yau suna ƙara resorting to ake gudanar da wani bargo dashi don ci gaba da aiwatar da bunkasa high-sa farin jini Kwayoyin.

Duk da haka, akwai kuma lokuta inda wani mutum zai iya tsoma baki tare da waraka ne leukocytes. Mene ne wadannan lokuta? Dasawa da bayarwa gabobin. A leukocytes zuwa rikici "aboki ko maƙiyi" ganewa tsarin, da kuma suka nacewa kai farmaki waje nama, wanda zai iya haifar da kin amincewa da sashin jiki transplants.