Dab tsi yog cov luag haujlwm ntawm cov khaub ncaws tiv thaiv zoo li qub
Tib neeg lub cev yog qhov ua kom muaj kuab paug rau ntau yam. Qhov saum npoo ntawm tib neeg daim tawv nqaij tawm ntawm cov lus, thiab qhov sib txawv ntawm qhov tsis sib xws yuav txawv thiab muaj qhov sib txawv ntawm ib tus neeg rau lwm tus dhau sijhawm. Qhov nruab nrab saum npoo av ntawm ib tug neeg yog 1.75 square meters. Ib zaug hauv ob peb hnub. Yog li ntawd, tib neeg tso tawm ntau pua txhiab tus hais hauv txhua feeb, ntau lab ntawm qhov muaj qhov loj ntawm 0.5 microns thiab siab dua, thiab tag nrho cov lus tso tawm txhua hnub thiab hmo ntuj yog 10 grams.
Feem ntau ntawm cov pa phem tuaj ntawm tib neeg cov tawv nqaij thiab chav ua khaub ncaws tsis huv, tab sis cov nplaim ntawm cov khaub ncaws huv huv kuj tseem tuaj yeem ua kom muaj kuab paug. Kev tsim cov khaub ncaws huv yuav tsum tsis txhob ua rau lub nra hnyav ntxiv.
Cov neeg tawm ntawm inert thiab microbial hais thaum lawv txham, hnoos thiab hais lus. Thaum tib neeg kov lub nplaim dej, lawv kis tau kev sib kis tau ntawm lawv txhais tes mus rau saum chav huv. Ua raws li theem ntawm chav huv, nws yuav tsum tau hnav lub qhov ncauj qhov ntswg, cov phuam npog taub hau huv huv thiab cov hnab looj tes tsis muaj plua plav txhawm rau txo kev sib kis ntawm cov pa phem no.
Cov khaub ncaws ua kom zoo tshaj plaws ntxuav khaub ncaws npog thoob plaws lub cev ntawm tus neeg, thiab muaj lub cim zoo ntawm dab teg, caj dab thiab pob taws. Txawm hais tias nws raug xaiv raws li theem ntawm chav huv, chav huv huv qauv nrog kev nyiam huv ntau dua yuav tsum tau siv ntawm ib-daim tawv los tiv thaiv kev tiv thaiv zoo li qub, tes tsho tiv thaiv zoo li qub thiab tiv thaiv zoo li qub hooded ib-thooj cov khaub ncaws huv. Qhov siab dua qhov yuav tsum tau siv ntawm chav huv, qhov ntau dua qhov kev txwv lossis tsis xis nyob rau tib neeg. Yog li, peb yuav tsum xav txog qhov tsim nyog tau ua raws li kev nyiam huv ntawm chav nkag. Tsuav yog qhov kev ua kom huv thiab txheej txheem tso cai, kev hnav khaub ncaws ua haujlwm nrog tus nqi them qis dua tuaj yeem lees txais. Qee cov khoom siv txhim kho tau ntxiv nrog cov nruab nrog ntsuas cua huv, thiab cov khaub ncaws huv uas yuav tsum tau muaj peev xwm ua yooj yim.