Tus me nyuam loj hlob zuj zus, thiab thaum nws loj tuaj, nws niam tau muaj cov lus nug tshiab uas cuam tshuam txog nws txoj kev noj qab haus huv. Nws yuav zoo li tias tsuas yog tsis ntev los no lawv tau tos thawj tus hniav, thiab tam sim no koj tau tos rau lawv kom hloov mus rau qhov hniav puas.
Cov Lus Qhia
Kauj ruam 1
Qhov loj ntawm cov hniav txiav tawm yog ntau me dua cov hniav puas. Cov hniav looj yeej cov hniav luv dua thiab dav dua, thiab lawv cov hauv paus hniav muaj ntau dua. Nws thiaj li tshwm sim hais tias tus me nyuam cov hniav cov mis yog asymmetrically nyob, tab sis qhov no yog suav tias yog xam tau. Ua ntej qhov pib ntawm hniav ploj, koj yuav muaj peev xwm pom tias qhov kev ncua deb ntawm cov hniav ntawm tus menyuam tau loj dua, qhov no yog vim hais tias cov hniav ruaj khov me ntsis loj dua li cov kua mis, thiab lub tshuab pa maxillofacial tab tom npaj rau lawv qhov kev hloov pauv. Tus txheej txheem no yog qhov yooj yim, lub hauv paus ntawm lub mis niam maj mam yaj, tus hniav pib wobble thiab ces poob tawm. Thaum lub hauv paus pib yaj, txoj kev loj hlob ntawm tus hniav tshiab pib thaum tib lub sijhawm, thiab kev tsim lub hauv paus txuas ntxiv mus txog ob peb xyoos.
Kauj ruam 2
Thawj cov mis nyuj cov hniav pib poob tawm thaum muaj hnub nyoog 5-7 xyoo, tab sis yog tias qhov no tshwm sim ib xyoos dhau los lossis tom qab, qhov tshwm sim no tseem tau suav tias yog qhov tsis suav. Kev poob ntawm cov hniav mis yog qhov tsis mob kiag li, qee zaum tus menyuam nws tus kheej muaj peev xwm rub tawm nws tus hniav, uas tuaj yeem tsoo tau ob peb hnub. Nyob rau lub sijhawm no, kev saib xyuas tshwj xeeb rau tus menyuam yog qhov tseem ceeb. Piv txwv li, nws tuaj yeem hloov mus rau ib qho khoom noj txawv dua vim tias nws yuav nyuaj rau zom cov zaub mov. Nco ntsoov hais tias kom koj tus menyuam txhuam hniav txhua lub sijhawm. Yog tias koj muaj teeb meem dab tsi, koj tuaj yeem tiv tauj koj tus kws kho hniav kws kho hniav.
Kauj ruam 3
Cov hniav puas hlob tom qab cov hniav mis poob lawm. Mis nyuj cov hniav poob tawm hauv qhov kev txiav txim raws li lawv loj hlob. Ua ntej, lub puab tsaig tau tshem ntawm cov incisors, tom qab ntawd cov hniav puas, thiab hauv lem kawg, tus canines pib poob tawm. Thaum kawg, cov mis nyuj pauv hloov mus rau qhov ib txwm muaj thaum hnub nyoog 14, thiab koj tus menyuam pib tsim ib qho tom.
Kauj ruam 4
Kev tawg ntawm cov hniav tas li tshwm sim maj mam. Thaum lub hnub nyoog ntawm 8-9 xyoo, qhov tshwm sim tshwm sim rau neeg mob, thaum lub hnub nyoog 9-10 xyoo, thawj cov menyuam mos pib tawg. Canines tawm ntawm 10 txog 11 xyoos, tom qab ntawd ces tus thib ob tuaj tawm kom txog thaum muaj 12 xyoos. Txog thaum muaj hnub nyoog 13 xyoos, tus menyuam pib loj hlob hniav thib ob, thiab cov hniav txhab txhab rau hauv tus neeg tsuas yog hnub nyoog laus dua - 20 lossis 25 xyoo.
Kauj ruam 5
Cov hniav uas nyob mus ib txhis tawg dua li cov hniav mis, lawv kuj muaj ib tsos tsaus tsawv. Yog tias nws zoo li koj pom tias tus menyuam cov hniav loj heev, tsis txhob txhawj xeeb, paub tias tus menyuam yuav loj tuaj thiab loj dua, thiab cov hniav ruaj khov ib zaug ntxiv.
