Video: Dab tsi yog lamina ntawm vertebra?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov lamina yog lub hauv paus arch ntawm lub vertebral pob txha dag ntawm cov txheej txheem spinous (uas dhia tawm hauv nruab nrab) thiab ntau dua ib sab pedicles thiab cov txheej txheem hla ntawm txhua qaum . Qhov ob laminae , nrog rau cov txheej txheem spinous, ua rau phab ntsa tom qab ntawm pob txha tus txha nqaj qaum tus kwj dej.
Los ntawm nws, dab tsi yog txheej txheem kev hloov pauv ntawm lub vertebrae?
Txheej txheem txheej txheem yog qhov me me pob txha taub hau tawm sab xis thiab sab laug ntawm txhua tus qaum . Ob tug transverse txheej txheem ntawm txhua tus qaum muaj nuj nqi raws li qhov chaw txuas rau cov leeg thiab ligaments ntawm qaum ntxiv rau qhov taw tes ntawm kev hais tawm ntawm cov tav (hauv thoracic qaum ).
Tsis tas li ntawd, dab tsi yog ib qho vertebra? A ib txwm vertebra muaj (1) lub cev thiab (2) a vertebral arch, uas muaj ntau yam txheej txheem (articular, transverse, thiab spinous) rau articular thiab muscular attachments. Lub cev ntawm qaum yog sib cais los ntawm ib leeg los ntawm intervertebral discs.
Ntawm no, qhov txawv ntawm lamina thiab pedicle yog dab tsi?
Txhua pedicle tsim ib qho ntawm ob sab ntawm lub vertebral koov. Cov pedicles yog thauj tog rau nkoj tom qab ntawm lub cev vertebral. Txhua lamina ua ib feem ntawm lub ru tsev tom qab ntawm lub vertebral koov. Qhov qhib loj nruab nrab vertebral koov thiab lub cev yog vertebral foramen, uas muaj tus txha caj qaum.
Puas yog lamina loj hlob rov qab?
Ib tug laminectomy tshem tawm tag nrho lamina . Kev tshem tawm ntawm lamina tso cai rau ntau chav rau cov hlab ntsha ntawm cov nqaj qaum thiab txo qhov khaus thiab o ntawm cov leeg leeg. Cov lamina ua tsis loj hlob rov qab . Hloov chaw, caws pliav nqaij loj hlob hla tus pob txha, hloov qhov lamina , thiab tiv thaiv tus txha caj qaum.
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