Ayyuka na Layin Lumbar

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The Low Back
AndrewFurlongPhotography / Getty Images

Ƙananan baya shine ɓangare na kashin baya wanda ya ƙunshi launi na lumbar , da sacrum da coccyx .

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Lumbar Vertebrae da Daidaita Daidaita.

A cikin kwaskwarima, mai laushin lafiya, lakaran lumbar vertebrae a saman juna a cikin jeri na tsakiya.

Yayinda dukkanin kwayoyin suna da nau'in siffar wannan siffar, kasusuwa na ƙasusuwan sune mafi girma. Wannan shi ne saboda suna dauke da wani nauyi (mai girma) da aka aika daga saman kai har zuwa kashin baya.

Wani dalili da yasa kasusuwa masu launin sun fi girma fiye da ƙwayar mahaifa da kuma thoracic vertebrae shine cewa dole ne su kasance masu girma da karfi don tallafawa tsokoki da kasusuwa yayin motsi. Yankin lumbar na kashin baya shine jiki na jiki. Wannan yanki yana da ɗakunan ayyuka masu yawa, ciki harda daidaituwa da ƙarni na locomotion (tafiya da gudu, da dai sauransu.) Bukatun da ke yankin lumbar suna da kyau.

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Ƙungiyar Vertebral na Lumbar Vertebra

Gabar vertebra na lumbar yana kama da zagaye na zagaye. Sama da žasa kowane vertebra ne mai kwakwalwa ta tsakiya .

Lamba na lumbar ya ɗauki nauyin saukar da kashin baya, don haka yana goyon bayan nauyin jikin.

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Back of Lumbar Vertebra

Bayan baya na vertebra ya fi rikitarwa, tare da protrusions da kwaruruka, kowannensu yana da manufa ta haɗi zuwa kashin baya. Ƙashi ya karu daga baya na vertebra don samar da canals don jijiyoyi , kwakwalwa don kwanciyar hankali, da wuraren da aka haɗe don tsokoki. Ga jerin:

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Ƙungiyar Lumbar

Kowane yanki na kashin baya yana da ginshiƙan hanya wanda ke hade da ita. Tsarin al'ada na lumbar spine ne mai lordosis .

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Ƙungiyar Lumbosacral ko L5-S1

Laminan lumbar yana kan bisar . Wurin da suke saduwa da ake kira lumbosacral haɗin gwiwa, ko L5 -S1.

Harshen L5-S1 shine inda yaduwar cututtuka ta faru.

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The Sacrum

Sautin shine rabi mai laushi wanda ke ƙasa a ƙasa da launi na lumbar. Yana aiki a matsayin tsaka tsakanin kasusuwa biyu na biyu a kowane gefe na shi, yana tabbatar da dukkanin adadin pelvic. Yawancin jijiyoyi suna fitar da ramuka a kowane gefen sacrum, ciki har da ciwon sikila, wanda shine tushen jin zafi ga masu fama da sciatica.

Ƙaƙidar ƙwalƙwalwa ta juyawa a sacrum. Kulle na sacral shine kyphosis .

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Coccyx

A ƙarƙashin sautin shine kashi na coccyx .