![Tus hniav tus naj npawb 19 nyob qhov twg? Tus hniav tus naj npawb 19 nyob qhov twg?](https://i.answers-medical.com/preview/medical-health/13997645-where-is-tooth-number-19-j.webp)
Video: Tus hniav tus naj npawb 19 nyob qhov twg?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Thaum kawg, cov molars ua rau tom qab-feem ntau cov hniav hauv koj lub qhov ncauj. Nyob ntawm seb koj muaj koj cov hniav txawj ntse los yog tsis, koj yuav muaj 8 los yog 12 molars, uas nyob ncaj nraim tom qab ob lub biscuspids nyob rau hauv txhua quadrant ntawm koj lub qhov ncauj, # 2, 3, 14, 15 (sab sauv lub puab tsaig) thiab # 18, 19 , 30, 31 (lub puab tsaig qis).
Yog li ntawd, yuav ua li cas cov hniav raug suav los ntawm kws kho hniav?
Thawj qhov uas yuav tsum paub yog kws kho hniav siv ob tus lej zauv system. Yog li ntawd sab xis cov hniav pib nrog tus lej “1” (piv txwv li 11), sab saud sab saud cov hniav pib nrog rau tus lej "2" (piv txwv li 21), sab laug sab laug cov hniav pib nrog tus lej “3” (piv txwv li 31), thiab sab xis cov hniav pib nrog tus lej “4” (piv txwv li 41).
Ib yam nkaus, Tus hniav A nyob qhov twg? Hniav tsab ntawv A yog qhov deb tshaj plaws nyob rau sab xis ntawm lub qhov ncauj nyob rau sab sauv (maxillary) lub puab tsaig. Cov ntawv txuas ntxiv mus rau sab saud cov hniav mus rau pem hauv ntej thiab hla mus rau hniav nyob deb tshaj plaws nyob rau sab laug sab sau ntawv J. Cov ntawv txuas ntxiv los ntawm kev xa rov qab mus rau sab qis (mandibular) lub puab tsaig.
Tsis tas li kom paub, tus hniav 30 nyob qhov twg?
Number 17 yog hniav nrug deb ntawm sab laug ntawm koj lub qhov ncauj hauv qab. Numbering txuas ntxiv mus rau pem hauv ntej thiab hla mus rau hniav Rov qab deb tshaj ntawm sab xis hauv qab ntawm koj lub qhov ncauj tus lej 32.
Tus lej 15 nyob qhov twg?
Cov hniav zauv 1-16 yog nyob rau lub puab tsaig. Cov hniav zauv 17-32 yog nyob rau hauv lub puab tsaig qis. Piv txwv li, cov hniav zauv 1, 16, 17, thiab 32 yog koj cov hniav ntse. Cov hniav zauv 14i ib 15 yog koj cov hniav sab laug sab saud.
Pom zoo:
Qhov chaw nyob ntawm thawj lub tsev kawm qib siab kho hniav nyob hauv ntiaj teb nyob qhov twg?
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Dr. John M. Harris tau pib lub ntiaj teb thawj lub tsev kho hniav hauv Bainbridge, Ohio, thiab tau pab tsim kho hniav raws li kev noj qab haus huv. Nws qhib rau 21 Lub Ob Hlis 1828, thiab niaj hnub no yog tsev khaws puav pheej kho hniav. Thawj lub tsev kawm kho hniav, Baltimore College ntawm Kev Kho Hniav, tau qhib hauv Baltimore, Maryland, Asmeskas xyoo 1840
Tus naj npawb ib txoj hauv kev tswj kev yug menyuam yog dab tsi?
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Hom kev tiv thaiv kev yug menyuam uas ua haujlwm zoo tshaj plaws los tiv thaiv kev xeeb tub yog kev cog thiab IUDs - lawv kuj yog qhov yooj yim tshaj plaws rau siv, thiab qhov tsis dag tshaj plaws. Lwm txoj hauv kev tiv thaiv kev yug menyuam, zoo li ntsiav tshuaj, ntiv nplhaib, thaj, thiab txhaj tshuaj, kuj tseem zoo heev tiv thaiv kev xeeb tub yog tias koj siv lawv zoo
Tes twg uas tus kws pab kho hniav siv los tuav tus neeg khiav tawm thaum pab tus kws kho hniav muaj txoj cai?
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Sab tes xis
Lub qhov hluav taws xob nyob qhov twg nyob qhov twg?
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Lub plab feem ntau yog nyob rau sab laug sab saud sab hauv qab lub diaphragm thiab txuas nrog zoo dua rau txoj hlab pas thiab nyob deb rau duodenum
Cov naj npawb ntawm koj cov hniav yog dab tsi?
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Cov hniav naj npawb 1-16 yog nyob rau ntawm lub puab tsaig. Cov hniav naj npawb 17 - 32 yog nyob rau hauv lub puab tsaig sab. Piv txwv li, cov hniav tooj 1, 16, 17, thiab 32 yog koj cov hniav ntse. Cov nab npawb 14 thiab 15 yog koj cov hniav sab laug sab saud