Cov txheej txheem:
![Kev siv cov hniav yog dab tsi? Kev siv cov hniav yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14165379-what-are-uses-of-teeth-j.webp)
Video: Kev siv cov hniav yog dab tsi?
![Video: Kev siv cov hniav yog dab tsi? Video: Kev siv cov hniav yog dab tsi?](https://i.ytimg.com/vi/wSy_vG3mDwQ/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Tib neeg cov hniav ua haujlwm rau cov khoom siv zom zom cov khoom noj los ntawm kev txiav thiab zom lawv hauv kev npaj rau kev zom thiab zom. Tib neeg muaj plaub hom cov hniav : incisors, canines, premolars, thiab molars, uas txhua tus muaj cov haujlwm tshwj xeeb.
Hais txog qhov no, cov hniav siv rau dab tsi?
Incisors - lub ntse ntse, chisel-puab pem hauv ntej cov hniav (plaub qaum, plaub sab) siv rau txiav zaub mov. Canines - qee zaum hu ua cuspids, cov no cov hniav yog zoo li cov ntsiab lus (cusps) thiab yog siv rau kua muag.
Ib yam li ntawd, koj cov hniav thiab cov pos hniav ua haujlwm li cas? Gingivae ( cov pos hniav ): Cov ntaub so ntswg mos uas nyob ib puag ncig cov hniav thiab pob txha. Nws tiv thaiv cov pob txha thiab cov hauv paus hniav cov hniav thiab muab ib qho yooj yim lubricated saum npoo. Pob txha: Muab a lub qhov (socket) nyob ib puag ncig thiab txhawb nqa lub hauv paus ntawm lub cov hniav.
Kuj tseem yuav paub, 4 hom hniav thiab lawv txoj haujlwm yog dab tsi?
Plaub hom tseem ceeb ntawm cov hniav yog:
- Incisors - Koj incisors yog yim hniav nyob rau hauv pem hauv ntej ntawm koj lub qhov ncauj (plaub nyob rau hauv qab thiab sab saum toj).
- Canines - Koj canines yog cov hniav tom ntej uas tsim hauv koj lub qhov ncauj.
- Premolars - Premolars yog siv los rhuav thiab crushing zaub mov.
- Molars - Koj cov molars yog koj cov hniav loj tshaj plaws.
Kev siv cov hniav molar yog dab tsi?
Cov Molars kuj yog siv rau zom thiab zom zaub mov. Thawj molars , kuj hu ua deciduous molars , tshwm sim ntawm 12 thiab 28 lub hlis, thiab raug hloov los ntawm thawj thiab thib ob premolars (plaub qaum thiab plaub qis) tau piav qhia saum toj no.
Pom zoo:
Koj puas tuaj yeem tau cov hniav nyiaj hniav kub yog tias koj muaj cov hniav nkhaus?
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Koj tuaj yeem tau txais cov hniav nyiaj hniav kub txawm tias koj tsis muaj cov hniav ncaj ncaj. Cov pwm uas peb tau txais los ntawm peb cov neeg siv khoom tso cai rau peb ua cov hniav nyiaj hniav kub kom haum rau lawv cov hniav thiab tsis muaj teeb meem tiag tiag txawm hais tias cov hniav puas nkhaus lossis tawg. Peb tseem tuaj yeem ua cov hniav nyiaj hniav kub ncaj kom koj cov hniav saib ncaj
Puas yog ib qho piv txwv ntawm cov khoom siv kho hniav ncaj qha rau Kev Kho Hniav II?
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Amalgam, resin raws li cov ntaub ntawv sib xyaw, iav ionomer cements, thiab cov ntawv cog lus kub yog cov piv txwv ntawm cov khoom siv ncaj qha. Indirect restorations, xws li inlays, onlays, thiab crowns, yog fabricated nyob rau hauv ib tug kho hniav kuaj ntawm cov qauv ua los ntawm impressions ntawm cov hniav npaj los ntawm tus kws kho hniav
Tus kws kho hniav muab dab tsi rau menyuam cov hniav kom tiv thaiv kab noj hniav?
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Sealants yog ib txheej nyias pleev xim rau ntawm cov hniav ntawm cov hniav - feem ntau cov hniav tom qab (cov premolars thiab molars) - los tiv thaiv cov hniav lwj. Thepainted rau cov kua sealant sai sai rau hauv cov kev nyuaj siab thiab grooves ntawm cov hniav, tsim ib tug tiv thaiv thaiv tshaj theenamel ntawm txhua tus hniav
Dab tsi yog qee txoj hauv kev uas tus kws pab kho hniav tuaj yeem pab ua kom lub qhov ncauj qhuav li sai tau thaum cov txheej txheem kho hniav?
![Dab tsi yog qee txoj hauv kev uas tus kws pab kho hniav tuaj yeem pab ua kom lub qhov ncauj qhuav li sai tau thaum cov txheej txheem kho hniav? Dab tsi yog qee txoj hauv kev uas tus kws pab kho hniav tuaj yeem pab ua kom lub qhov ncauj qhuav li sai tau thaum cov txheej txheem kho hniav?](https://i.answers-medical.com/preview/medical-health/14133677-what-are-some-ways-a-dental-assistant-can-help-keep-the-oral-cavity-as-dry-as-possible-during-dental-procedures-j.webp)
Cov txheej txheem ib txwm uas siv cov txheej txheem tswj hwm kev kho hniav suav nrog kev tu hniav, sau ua ke, sib sau ua ke thiab cov hauv paus hniav. Cov txheej txheem tswj kev ya raws sib txawv suav nrog cov txheej txheem tshem tawm qhov ncauj, yaug qhov ncauj kab noj hniav, thiab cais cov hniav
Nws siv sijhawm ntev npaum li cas rau kev kuaj hniav kom hniav hniav?
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Feem ntau nws yuav siv sijhawm tsawg kawg 4 zaug los kho hniav, thiab li ntawm 3-6 lub lis piam. Qee zaum, cov hniav hniav tuaj yeem taug qab sai thiab ua rau ob peb hnub