Ntchito za Lumbar Spine

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Low Back
AndrewFurlongPhotography / Getty Images

Kumbuyo kwa msana ndi mbali ya mzere wa msana umene umakhala ndi msana wam'mimba , sacrum ndi cocxx .

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Lumbar Vertebrae ndi Maonekedwe Oyenera.

Mwachibadwa, msana wathanzi, mbola ya lumbar imagwera pamwamba pa wina ndi mzake mu mgwirizano wapakati.

Ngakhale kuti mtundu wonsewo uli ndi mawonekedwe ofanana, mafupa a lumbar ndi aakulu kwambiri. Izi ndi chifukwa chakuti amanyamula katundu (wamkulu) wofalitsa kuchokera pamwamba pa mutu mpaka pansi.

Chifukwa china chomwe mafupa amodzi ndi aakulu kuposa chiberekero ndi thoracic vertebrae ndi kuti ayenera kukhala akulu ndi amphamvu kuthandizira minofu ndi mafupa pamene mukuyenda. Malo amtundu wa msana ndi malo enieni a thupi. Dera limeneli ndi malo omwe amachitirako ntchito zambiri, kuphatikizapo kuyendetsa bwino komanso kuyendayenda (kuyenda ndi kuthamanga, ndi zina zotero) Zofuna pa malo ammudzi ndi zabwino.

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Thupi la Vertebral la Lumbar Vertebra

Pakhomo la lumbar vertebra lili ngati thambo lozungulira. Pamwamba ndi pansi pa vertebra pali disk intervertebral disk .

Mphepete yam'mimba imatenga mtolowo pamtunda, motero imathandizira kulemera kwa thupi.

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Kubwerera kwa Lumbar Vertebra

Kumbuyo kwa vertebra ndi kovuta kwambiri, kuphatikiza ndi zigwa, aliyense ali ndi cholinga chophatikiza msana. Pfupa limachoka kumbuyo kwa vertebra kuti likhazikitse mitsempha ya mitsempha , ziwalo zotsitsika, ndi malo ochezera a minofu. Nazi mndandanda:

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Lumbar Curve

Gawo lirilonse la msana lili ndi mpangidwe wotsatizana nawo. Nthenda yachilendo ya mphutsi yamtambo ndi lordosis .

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Kugwirizana kwa Lumbosacral kapena L5-S1

Mphuno yamphongo imakhala pa sacrum . Malo omwe amakumana nawo amatchedwa mgwirizano wa lumbosacral, kapena L5 -S1.

Mgwirizanowu wa L5-S1 ndi pamene vuto la spondylolisthesis limachitika.

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The Sacrum

Sakram ndi fupa lamphongo laling'ono lamtundu umodzi lomwe lili pansi pa mphalapala. Zimagwira ntchito ngati khola pakati pa mafupa awiri a mchiuno mbali zonse zace, kuimitsa malo onse a chiuno. Mitsempha yambiri imachoka pamabowo kumbali iliyonse ya sacrum, kuphatikizapo mitsempha ya sciatic, yomwe imayambitsa ululu kwa odwala sciatica.

Mphepete ya msana imasintha pa sacrum. Mazira a Sacral ndikumenyana .

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Coccyx

Pansi pa sacrum ndi fupa la coccyx .