Qhov kev lees paub thoob ntiaj teb rau kev piav qhia kev kho hniav yog tsim los ntawm tus kws kho hniav Edward Angle Lub kaum sab xis suav nrog thawj tus molar thawj molar Anatomical terminology. Lub mandibular thawj molar los yog rau xyoo molar yog tus hniav nyob distally(tawm ntawm nruab nrab ntawm lub ntsej muag) los ntawm ob lub mandibular thib ob premolars ntawm lub qhov ncauj tab sis mesial (mus rau nruab nrab ntawm lub ntsej muag) ntsej muag) los ntawm ob qho tib si mandibular thib ob molars. https://en.wikipedia.org › wiki › Mandibular_first_molar
Mandibular thawj molar - Wikipedia
raws li nws cov ntsiab lus ntawm kev siv thiab piav qhia txog kev sib raug zoo ntawm anterior-posterior (mesial-distal) ntawm maxillary thiab mandibular arches (Fig. 28-1).
Yuav ua li cas yog ib txwm occlusion?
Ib txwm occlusion: Lub mesiobuccal cusp ntawm lub sab sauv thawj molar occludes nrog lub buccal zawj ntawm lub qis thawj molar. Chav kawm I malocclusion: Ib yam li ib txwm occlusion tab sis tus cwj pwm los ntawm cov neeg coob coob, kev sib hloov, thiab lwm yam kev tsis sib xws.
Dab tsi yog qhov occlusion tshaj plaws?
Qhov chaw tshaj plaws ntawm occlusion ntawm sab hauv carotid hlab ntsha yog ze li 2 cm ntawm lub hauv paus chiv keeb ntawm cov hlab ntsha thiab, intracranally, carotid siphon. Cov yam ntxwv uas hloov qhov kev mob ntawm infarction muaj xws li qhov ceev ntawm occlusion thiab systemic ntshav siab.
Dental occlusion yog dab tsi?
Dental occlusion is another name for txoj kev koj cov hniav sib ntsib thaum koj lub puab tsaig tom ua ke.
Yuav ua li cas thiaj ua tau occlusion?
Malocclusion tuaj yeem tshwm sim rau ntau yam laj thawj. Cov no suav nrog, tab sis tsis txwv rau, heredity, trauma, kab mob, thiab cwj pwm(xws li tus ntiv tes xoo). Occlusion raug xaiv raws li qee qhov kev faib tawm. Daim duab 9 qhia txog kev sib raug zoo ntawm cov hniav thiab qhov txawv ntawm cov kev faib tawm malocclusion.
