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Video: Yuav ua li cas intervertebral disk nqus poob siab?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Ib intervertebral disk ua li poob siab absorber nruab nrab ntawm txhua tus vertebrae nyob rau hauv tus txha caj qaum los ntawm kev ua kom lub vertebrae sib cais thaum muaj kev cuam tshuam los ntawm kev ua si. Lawv kuj pab rau tiv thaiv cov hlab ntsha uas khiav hauv nruab nrab ntawm tus nqaj qaum thiab intervertebral disks.
Xav txog qhov no, dab tsi yog intervertebral discs ua los ntawm?
Cov intervertebral discs suav nrog lub nplhaib txheej sab nrauv, lub annulus fibrosus disci intervertebralis, uas nyob ib puag ncig ib puag ncig zoo li lub hauv paus, nucleus pulposus. Lub annulus fibrosus muaj ob peb txheej (laminae) ntawm fibrocartilage ua nce ntawm ob hom I thiab hom II collagen.
Ib sab saum toj no, puas yog cov intervertebral discs muaj ntshav txaus? Thaum neeg laus daim ntawv mos txwv kawg thiab disc nws tus kheej ib txwm muaj tsis muaj cov hlab ntsha ntawm lawv tus kheej tab sis vam khom rau ntshav txaus ntawm cov ntaub so ntswg uas nyob ib sab, xws li ligaments thiab vertebral lub cev, thauj cov khoom noj thiab tshem tawm cov khoom pov tseg. Tsuas yog sab nrauv ntawm lub daim disk yog innervated.
Ib tug kuj yuav nug, dab tsi yog lub luag haujlwm ntawm lub intervertebral disc?
Cov intervertebral discs muaj cov hauv qab no kev ua haujlwm : Lawv muab cushioning rau lub vertebrae thiab txo kev ntxhov siab los ntawm kev cuam tshuam. Los ntawm kev ua kom cov vertebrae sib cais los ntawm ib leeg, lawv ua ib hom kev poob siab rau tus txha nraub qaum. Lawv pab tiv thaiv lub qab haus huv uas khiav qis qis thiab nruab nrab ntawm lub vertebrae.
Dab tsi yog intervertebral discs suav nrog?
Cov pob txha tus lej pib nyob rau sab saum toj, ze rau pob txha taub hau, nrog C1 thiab tom qab ntawd txhua pob txha poob qis tau muab siab dua tus lej nrog cov pob txha kawg hauv lub caj dab hu ua C7. Nruab nrab ntawm cov pob txha no discs , txhua tus muab ob tus lej uas sib koom tes rau cov pob txha saum toj thiab hauv qab no disc . Cov daim disk nyob nruab nrab ntawm C4 thiab C5 hu ua C4-C5.
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