Tsarin jikin mutum yana da yawa don kare kwakwalwa. Wannan yana da mahimmanci, kamar yadda kwakwalwa ta lalace, ba zai iya gyara kanta ba, kuma duk da haka yana da mahimmancin jikinmu.
Mafi matakin da jiki ke ɗaukar don kare kwakwalwa yana ɓoye shi a cikin kwanyar. Wannan yana kare kwakwalwa daga raunin cuta. Duk da haka, kwakwalwa yana buƙatar na gina jiki da oxygen, wanda aka bayar da jini.
Yana da mahimmanci cewa akwai wata hanyar da za a kare don kare kwakwalwa daga toxins da kuma cututtuka da za a iya ɗauka a cikin jini. Cikewar jini-kwakwalwa shine layi na ƙwararrun ƙwayoyin jiki da kuma tsarin tafiyar da kwayar halitta wanda aka tsara don kiyaye abubuwa marar kyau daga wucewa daga jini zuwa cikin kyamarar da ke cikin kwakwalwa.
Yayin da shamarin kwakwalwar jini yana kiyaye abubuwa mafi banƙyama daga tsarin kulawa na tsakiya, ba abu ne wanda ba zai yiwu ba. Wasu kwayoyin sun sami damar wucewa a cikin kwakwalwa na kwakwalwa, irin su glucose da oxygen da suke da muhimmanci ga rayuwar kwakwalwa. Wasu kwayoyin halitta kamar macrophages, waɗanda suke da muhimmanci wajen yaki da cututtuka, zasu iya wucewa ta hanyar yaduwar kwakwalwar jini.
Bugu da ƙari, akwai yankuna inda yaduwar ƙwaƙwalwar ƙwayar cuta ta jiki ba ta kasance ba. Misalan sun hada da yankin postrema, yankin kwakwalwa wanda yake gano ƙwayoyi a cikin jini kuma yana nuna alamar amsawa, ciki har da vomiting.
Wani misali kuma shi ne glanden kafa, inda ake amfani da kwayoyin hormones da dama daga kwakwalwa zuwa cikin jini.
Duk da wadannan wuraren, jinin ƙwallon ƙwayar jini yana da tasiri sosai wajen ajiye abubuwan waje ko abubuwa masu guba daga tsarin kulawa na tsakiya. Yawancin lokaci wannan abu ne mai kyau, amma zai iya haifar da matsala a yayin da ake samar da sababbin magunguna don tsarin mai juyayi.
Alal misali, daya daga cikin manyan kalubale wajen magance ciwon ƙwaƙwalwar ƙwaƙwalwar ƙwaƙwalwar ƙwayar cuta shine cewa yana da wuyar yin sulhu wanda zai iya samun kariya daga kwakwalwa don samun ciwon daji.
Hanyoyi masu tsabta don yin rigakafi da kwakwalwar jini sun hada da magungunan magunguna ko yin amfani da fasahohi kamar duban dan tayi don buɗe ƙwaƙwalwar ƙwaƙwalwar ƙwaƙwalwar jini yayin da aka ba da magani (ko da yake wannan gwaji ne). Trick zai zama kawai abin da kuke so bayan yanayin tsaro na kwakwalwa, amma ba ta tsangwama ga mahimmancin dalilin.