Video: Npaum li cas tuab ntawm cov hniav thawj?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Txha hniav laus muaj cov ntaub so ntswg tsis huv thiab a tuab ntawm kwv yees li 1-2 mm hauv cov hniav mus tas li thiab 0.5-1mm nyob rau hauv thawj cov hniav (Kaum Cate 1994).
Ua qhov no hauv kev txiav txim siab, tuab npaum li cas txha hniav laus ntawm koj cov hniav?
2.5 hli
Ib yam li ntawd, lub enamel ntawm tus hniav yog dab tsi? Hniav hniav yog qhov nyuaj, txheej txheej txheej ntawm koj cov hniav uas pab tiv thaiv hniav lwj. Qhov tseeb, hniav enamel yog suav hais tias yog cov ntxhia ntxhia nyuaj tshaj plaws hauv koj lub cev, txawm tias muaj zog dua li pob txha. Cov kab mob Plaque tsim cov kua qaub uas tuaj yeem ua rau tsis muaj zog thiab ua kom puas hniav enamel.
Ib qho ntxiv, tus hniav twg yog tus loj tshaj?
mandibular thib ob molar
Cov hniav puas muaj cov hlab ntsha?
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