Dab tsi yog mandibular kwj dej rau?
Dab tsi yog mandibular kwj dej rau?

Video: Dab tsi yog mandibular kwj dej rau?

Video: Dab tsi yog mandibular kwj dej rau?
Video: dab hais hmoob - 0620 - faus leej txiv rau pem kwj tse 2024, Lub rau hli ntuj
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Thaum mus txog ntawm tus hniav incisor, nws tig rov qab los sib txuas lus nrog lub hlwb foramen, muab me me kwj dej lub npe hu ua lub hauv siab tsis tsim nyog kwj dej , uas khiav mus rau kab noj hniav uas muaj cov hniav incisor. Nws nqa cov ceg ntawm cov hlab ntsha qis alveolar thiab cov hlab ntsha.

Zoo sib xws, qhov twg yog qhov kwj dej mandibular?

Cov mandibular kwj dej , tseem hu ua alveolar qis dua kwj dej (IAC), nyob rau sab hauv ntawm sab hauv qaum thiab muaj cov hlab ntsha alveolar qis dua, cov hlab ntsha thiab cov leeg.

Qhov thib ob, dab tsi ua rau cov hlab ntsha tsis sib haum sab hauv? Cov incisive paj yog ib qho ntawm ob lub davhlau ya nyob twg ntawm qis dua alveolar paj hlwb , ib ceg ntawm kev faib tom qab ntawm txoj kev faib ua feem ntawm trigeminal paj hlwb . Nws muab cov kab mob hauv plab thiab cov hniav sib txuas thiab lawv cov kab noj hniav.

Ib yam li ib tus tuaj yeem nug, dab tsi dhau los ntawm lub plab zom mov?

Cov mandibular foramen muaj ib ceg ntawm cov hlab ntsha trigeminal (CN V), ib ceg ntawm cov hlab ntshav maxillary thiab cov hlab ntsha alveolar qis dua. Cov hlab ntsha thiab cov hlab ntsha nyob hauv mandibular foramen yog cov hlab ntsha alveolar qis dua, cov leeg ntshav, thiab leeg leeg.

Dab tsi yog qhov tsis zoo alveolar paj puas?

Tsis zoo Alveolar Nerve raug mob yog ib qho teeb meem loj rau lub paj hlwb uas tuaj yeem tshwm sim los ntawm ntau qhov laj thawj, feem ntau ntawm cov uas yog los ntawm kev ua qhov ncauj thiab phais maxillofacial txheej txheem.

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