Thaum cev xeeb tub hloov qhov qaub ncaug zoo. Qhov muaj pes tsawg leeg ntawm lub tso pa tawm ntawm qog salivary muaj ib "remineralizing" sib tov ntawm poov hlau thiab phosphate. Nyob hauv kev sib cuag nrog cov hniav, cov qaub ncaug ntxuav cov hniav laus, tiv thaiv qhov tshwm sim ntawm cov kab. Txawm li cas los xij, thaum lub sij hawm muaj menyuam hauv plab, qhov zoo ntawm kev qaug cawv qaub ncaug. Qaub ncaug tsis ntxuav qhov seem ntawm cov khoom noj khoom haus, tsis yaj cov kab mob thiab cov tshuaj tua kabmob.
Qhov seem ntawm tshuav ntawm cov zaub mov ua rau muaj cov quav hniav ntawm tus nplaig, cov hniav thiab cov pos hniav, uas muaj cov kab mob pathogens, thiab ua rau kev mob ntawm cov kab mob hauv lub qhov ncauj.
Qhov tseeb hais tias tsim kom muaj hniav nyiaj yog tsis tsim kev xav, nws yog ib qho kev coj ua. Txawm li cas los xij, thaum lub sij hawm muaj menyuam hauv plab, kev loj hlob ntawm cov kab mob muaj tshwm sim nyob ntawm cov hniav thiab qhov chaw nruab nrab ntawm cov quav hniav, nws muaj kev pheej hmoo loj hlob ntawm cov kab mob hniav. Cov quav hniav thaum cev xeeb tub yog qhov chaw kis mob.
Lwm qhov kev phom sij ntawm cov kab mob hniav ua lub plab yog kev haus tshuaj ntawm cov khoom ntawm qhov tseem ceeb ntawm cov kab mob uas yog qhov chaw ntawm tus kab mob ntawm lub fetus.
Yog hais tias tsis raug tshem tawm hauv lub sij hawm, cov kab mob hniav lo hniav khov, nws maj mam tuaj yeem nrog cov calcium ntsev thiab khom nrog ib qho kev kho hniav tshuab xam zauv. Tias, nyob rau hauv lem, yog ua rau mob o thiab ntshav cov pos hniav, kab mob ncig thiab kab noj hniav, thiab ntxiv dag zog ntawm cov kab mob uas twb muaj lawm.
Thaum cev xeeb tub, ntau tus ntxhov siab los ntawm cov tshuaj calcium metabolism, uas muaj teebmeem rau cov hniav, thiab lawv pib tawg qis qis dua ntawm qhov qaug zog tshaj plaws ua rau, qhov chaw ntxiv ntawm tus kab mob.
Tus txheej txheem ntawm cov quav hniav yog qhov ua tau los ntawm kev noj haus ntawm niam txiv yav tom ntej thiab cov khoom noj uas muaj calcium, phosphorus, vitamin D thiab lwm yam minerals thiab vitamins, pH qib qaub ncaug, thiab lub qhov ncauj huv.
Thaum tus menyuam tau kis los ntawm kev kis mob intrauterine thiab kab mob hauv lub neej yav tom ntej nws yuav tso cai rau lub cev tsis tu ncua nrog kev pabcuam niaj hnub no (pastes, tshuaj pleev, tshuaj pleev, cov hlwv, cov tshuaj tua kab mob).
Thaum hu rau tus kws kho hniav, kev kho kom haum thiab kev sib haum xeeb thiab kev npaj tiv thaiv tau tsim tawm. Kev siv cov kev tiv thaiv thaum lub sij hawm muaj menyuam hauv plab lawm yuav tsis suav cov kab mob kis tus kab mob no, thiab yog tus neeg rau txhua tus poj niam thiab raug khi raws li txoj kab dav dav, daim ntawv thiab muaj cov kab mob sib kis.