Feem ntau, cov hniav uas ploj lawm yog ib qho ntawm ob hom: Thib ob premolars thiab sab sauv sab sauv incisors lateral incisors Anatomical terminology. Lub maxillary lateral incisors yog ib khub ntawm sab sauv (maxillary) cov hniavuas nyob tom qab (nyob deb ntawm nruab nrab ntawm lub ntsej muag) los ntawm ob qho tib si maxillary central incisors ntawm lub qhov ncauj thiab medially (mus rau midline ntawm lub ntsej muag) los ntawm ob leeg maxillary canines. https://en.wikipedia.org › wiki › Maxillary_lateral_incisor
Maxillary lateral incisor - Wikipedia
Qhov thib ob premolars, nyob tom qab koj cov hniav canine canine hniav Canine cov hniav yog cov hniav taw qhia me ntsis uas zaum ntawm txhua sab ntawm cov hniav incisor ntawm lub qhov ncauj Tib neeg siv lawv rau tom thiab hais lus, nrog rau lwm yam haujlwm tseem ceeb. https://www.colgate.com › oral-he alth › what-is-a-canine-tooth
Canine Hniav yog dab tsi? | Colgate® Oral Care
thiab nyob rau hauv pem hauv ntej ntawm koj cov molars rov qab, pom nyob nruab nrab ntawm thawj premolars thiab cov molars. Sab saum toj lateral incisors zaum ntawm ob sab ntawm ob sab pem hauv ntej.
Cov hniav twg uas feem ntau tsis tuaj yeem tshwm sim?
Qee tus neeg yug los tsis muaj hniav, thiab tus mob no hu ua congenitally ploj hniav. Cov yam ntxwv ntawm caj ces ua rau cov hniav ploj lawm thiab qhov mob no feem ntau pom nyob rau ntau tiam neeg ntawm tsev neeg. Cov hniav uas ploj lawm ntau tshaj plaws yog cov hniav ntse, sab qaum sab incisors, thiab thib ob premolars / bicuspids
Cov hniav twg feem ntau ploj lawm?
Cov hniav uas ploj lawm feem ntau yog: Upper lateral incisors - cov no yog ob cov hniav uas zaum ntawm ob sab ntawm koj ob sab pem hauv ntej. Lower central incisors - cov no yog ob sab pem hauv ntej cov hniav nyob rau hauv lub puab tsaig sab. Qhov thib ob premolars - cov no yog cov hniav nyob rau hauv pem hauv ntej ntawm koj cov molars.
Yuav ua li cas cov hniav uas tsis muaj nyob hauv Hypodontia?
Cov hniav uas ploj lawm ntau tshaj plaws yog cov hniav ntse, sab qaum sab incisors, thiab thib ob premolars.
Yuav ua li cas cov hniav uas tsawg kawg yuav tsis congenitally ploj?
Cov hniav uas ploj lawm tsawg kawg yog thawj thiab ob lub puab tsaig ntawm ob lub puab tsaig (tsis muaj cov ntaub ntawv ploj lawm), tom qab ntawd yog mandibular canine (1.76%).
