Nws yog qhov tseem ceeb rau txhua tus tswv kom paub lub hnub nyoog ntawm lawv tus tsiaj - rau kev ua haujlwm yug me nyuam, txhawm rau kho txoj cai kho, thiab tsuas yog tsis xav paub. Yog tias koj pom tus dev nyob ntawm txoj kev, lossis cov ntaub ntawv uas qhia tias hnub yug ntawm tus tsiaj ploj, koj yuav tsum txiav txim lub hnub nyoog los ntawm cov phiajcim sab nraud.
Cov Lus Qhia
Kauj ruam 1
Ua tib zoo saib xyuas cov hniav ntawm tus tsiaj, vim nws yog los ntawm lawv uas koj yuav txiav txim siab hnub nyoog.
Kauj ruam 2
Nrog menyuam dev, qhov yooj yim tshaj plaws yog, vim hais tias los ntawm cov hniav lawv hnub nyoog muaj peev xwm txiav txim siab cia mus txog rau lub lis piam. Thaum yug los, menyuam dev tsis muaj hniav txhua, lawv pib tawg rau hnub 20-25, thiab cov xwm txheej thiab cov canines ntawm lub puab tsaig sab qis dua ob peb hnub tom qab ntawm cov sab saud. Thaum tus menyuam dev muaj ib hlis, nws twb muaj txhua tus hniav pem hauv ntej.
Kauj ruam 3
Thaum tus menyuam dev tseem me me, muaj peb daim duab ntxoov ntxoo uas muaj qhov zoo li nws pom ntawm daim ntaub thaiv ntawm nws lub ntsej muag. Tom qab ntawd, "cov khaub hlab" ntawm cov hniav mis pib ploj. Ntawm cov hooks (uas yog, rau sab pem hauv ntej incisors) ntawm lub puab tsaig qis, lawv ploj hauv ob thiab ib hlis, ntawm nruab nrab cov hniav ntawm lub puab tsaig qis - thaum muaj hnub nyoog peb mus rau peb thiab ib hlis, thiab ntawm cov npoo (posterior incisors) ntawm lub puab tsaig sab qis - los ntawm plaub lub hlis. Cov sijhawm no yuav txawv me ntsis nyob ntawm seb cov khoom noj muaj txiaj ntsig ntawm tus menyuam dev thiab lub lactating maum dev.
Kauj ruam 4
Thaum muaj plaub mus txog tsib hlis, menyuam yaus pib hloov pauv lawv tus menyuam cov hniav. Tag nrho cov hniav ntawm ob lub Upper thiab qis ntawm lub puab tsaig hloov yuav luag ib txhij. Qhov kev hloov ntawm incisors feem ntau tshwm sim nyob rau hauv ib hlis, thiab los ntawm tsib mus rau rau lub hlis canines tshwm, thiab cov yuam kev ntev yog 10-12 hnub tom qab tshaj li qhov maxillary. Thaum ntsuas lub hnub nyoog menyuam dev, tsis txhob hnov qab tias cov dev loj yog ua ntej ntawm cov menyuam yaus hauv kev txhim kho. Tsis tas li, los ntawm khoom noj khoom haus tsis zoo hauv tus menyuam dev, hloov pauv hniav yuav qeeb.
Kauj ruam 5
Yog li, thaum muaj hnub nyoog li ib xyoos, cov dev tau muaj hniav tas nrho. Cov hniav dawb, ci, thiab tsis tau pib hnav khaub ncaws. Txawm li cas los xij, los ntawm lub hnub nyoog ntawm kaum yim lub hlis, cov hooks ntawm cov puab tsaig hauv qis pib hnav. Thaum muaj hnub nyoog ob, lawv twb dhau mus ua khaub ncaws lawm, thiab ib nrab ploj tau pib hnav. Thaum muaj hnub nyoog ob thiab ib nrab, incisors nruab nrab tseem hnav, cov hniav pib fade.
Kauj Ruam 6
Txij li thaum muaj peb xyoos, txoj hlua khawm ntawm lub puab tsaig sab sauv kuj pib hnav ib ce. Koj tuaj yeem pom tias saum npoo ntawm cov tawv ncauj erased yog plaub.
Kauj Ruam 7
Thaum muaj hnub nyoog plaub xyoos, lub ntsej muag nruab nrab pib hnav ntawm lub puab tsaig sab sauv, thiab thaum hnub nyoog tsib xyoos, cov canines tau ploj mus thiab ua qhov tsis meej. Thaum muaj hnub nyoog 6 xyoo, qhov npoo ntawm lub puab tsaig sab sauv ntawm tus dev tsis muaj kev tiv thaiv ntxiv. Canines tig daj, them nrog tartar ntawm lub hauv paus.
Kauj ruam 8
Thaum muaj hnub nyoog xya, tus hooks ntawm lub puab tsaig qis dua coj ib lub voj qe. Nyob rau tib lub sijhawm, tus canines ua tiav tag nrho. Thaum muaj hnub nyoog ntawm yim rau cuaj, qhov nruab nrab incisors rau sab hauv qab ntawm lub puab tsaig ua oval, thiab thaum cuaj txog kaum xyoo, hooks ntawm lub puab tsaig sab sauv. Canines ntawm tus tsiaj thaum muaj hnub nyoog no yog daj.
Kauj Ruam 9
Txij li kaum txog kaum ob xyoos, cov dev cov hniav pib tawm. Txawm li cas los xij, qhov no kuj tuaj yeem sib txawv nyob ntawm seb cov khoom noj thiab cov xwm txheej nyob rau hauv uas tau muab tus tsiaj.
