Mzere Wambiri Wopangira Zozama Kwambiri Zamkati
The semispinalis minofu ya minofu ndi yoyamba ya zozama kwambiri za m'mbuyo minofu. (Chomera chakuya ichi chimatchedwanso gulu la transversospinalis.)
The semispinalis imayambira pafupi magawo 4 mpaka 6 a m'mitengo yam'mimba ya thoracic ndi ya khola. Zimayambira pamtundu wa pakati pa 4 wa kervical vertebra (C-4) kupyolera mu 10th thotic vertebra (T-10), ndipo ulusi wake umathamanga ndipo (mwachinsinsi umatchedwa kuti wapamwamba) kuti uike pansi pa fupa la occiptal (limene ndi fupa pamunsi kumbuyo kwa chigaza chako.) Fibers ya semispinalis imagwirizananso ndi mapuloteni (mapangidwe a mafupa omwe amachokera pakati pa kumbuyo kwa vertebra iliyonse).
Zokhudzana: Njira Yosintha
Ntchito ya semispinalis minofu ndikutambasula mutu, khosi ndi kumbuyo. Zimasinthasintha (kuganiza zopotoza kapena kutembenukira) nyumbazi kumbali yotsutsana (ya mzere wa msana) kumene ili.
Chifukwa semispinalis ili ndi minofu itatu yosiyana, zinthu zimakhala zomveka. Tiyeni tiponyetse pansi kuti tiphunzire zambiri.
Semispinalis Thoracis
The semispinalis thoracis ndi woyamba komanso wambiri wosanjikiza wa semispinalis minofu gulu. Kunena zoona, mu nkhani iyi, imatanthauzira minofu yomwe malo ake ali pafupi kwambiri - poyerekezera ndi minofu ina mu gulu, ndiko.
The semispinalis thoracis amachokera yopingasa njira ya m'munsi thoracic vertebrae. Amagwira ntchito yopangira spinous ya 4 thoracic vertebrae ndi 2 apansi yachiberekero vertebrae. Kumbukirani kuchokera ku ndemanga yachidule yomwe ili pamwambapa kuti ndondomeko ya spinous ndi ndondomeko ya fupa lochokera kumbuyo kwa vertebrae iliyonse.
Ndipotu, mungathe kuthandizira kwenikweni malingaliro anu, monga anthu ambiri, ali otchuka.
Zokhudzana: Ndondomeko Yamadzimadzi
Ndi ntchito ya semispinalis thoracis kuti ikule msana wanu, komanso kuti mutembenuzire kumbali ya thupi lanu lomwe likusiyana ndi minofu imeneyi. Mwachitsanzo, ngati mutayang'ana pazanja lanu lakumanja pamene mukupaka malo odyera, mungakhale mukuphatikizapo semispinalis thoracis yomwe ili kumanzere kwa msana wanu.
The semispinalis thoracis amagwira ntchito ndi minofu yambiri - yotchedwa logissiumus thoracis, iliocostalis thoracis ndi spinalis thoracis pochita zomwe zimagwirizana ndi izo (kachiwiri kupotoza ndikukulitsa thoracic ndi khola la msana.)
Zowonjezereka: Mndandanda Wambiri wa Intrinsics: Longissimus, Iliocostalis ndi Spinalis Thoracis Muscles
Semispinalis Cervicis
The semispinalis cervicis imayamba, kapena imachokera, njira zowonekera pamtunda wanu wa 5 kapena 6 wa thoracic vertebrae kuphatikizapo ndondomeko zowonongeka pakati pa 4 mpaka 7 ya kervical vertebrae. Njira yowoneka bwino ndi yochepa ya fupa lochokera kumbuyo kwa vertebra lomwe limagwirizanitsa ndi njira yofanana kuchokera ku vertebra kaya pamwamba kapena pansipa. Mulimonse, muli ndi njira zinayi zokhazikika pamsana. Njira izi zimapanga zigawo zapadera.
Zokhudzana: Mavuto Akumodzi ndi Zizindikiro
Mapeto ena a minofuyi amagwira ntchito yapamwamba ya 2 mpaka 5 ya versabrae.
Pamene semispinalis cervicis minofu ikugwirizanitsa, imapitirira, ndipo imayimitsa khosi lanu (cervical spine.) Ngati mbali imodzi yokha ikugwirizanitsa, izi zimapangitsa kuti khosi likhale pang'onopang'ono. Mungaganize za kujambulidwa kwasana pang'onopang'ono ngati kumangiriza mutu wanu kumbali imodzi.
Olemba kafukufuku wa anatomy wa 2005 (Takeuchi, et. Al. Anatomic yophunzira ya semispinalis cervicis kuti adziwitse pa nthawi yopuma.) Amanena kuti mu mitundu ina ya opaleshoni ya laminoplasty, semispinalis cervicis ikhoza kuchepa.
Semispinalis Capitis
The semispinalis capitis imayamba, kapena imachokera, pogwiritsa ntchito nsonga zapamwamba pamtunda wa 6 kapena 7 wa thoracic msana, komanso mchere (kumbukirani izi ndi njira zomwe zimapangidwira ziwalozo) za chiberekero cha 4, cha 5 ndi cha 6 vertebrae. Minofu imayenda kupita ku fupa la occipital komwe imagwirizanitsa pakati pa mitu yapamwamba ndi yochepa ya nuchal pamenepo.
Ntchito ya semispinalis capitis ndiyokutambasula ndi kuyendayenda (mutu wothandizira) mutu kumbali imodzi yomwe minofu ilipo, ndikusinthasintha (kupotoza kapena kutembenukira) kumbali inayo. The semispinalis capitis amagwira ntchito ndi gulu la minofu ya splenius ndi semispinalis cervicis kuti agwire ntchito zake.
Zotsatira:
Kendall, F., McCreary, E. Provance, P. Minofu: Kuyesa ndi Ntchito. Baibulo lachinayi. Williams & Wilkins. Baltimore, MD. 1993
Moore, Agur, Dailey. Chofunikira kwambiri kuchipatala. Baibulo lachinayi. Lippincott Williams & Wilkins: Wolters Kluwer. Online: https://www.inkling.com/read/essential-clinical-anatomy-keith-moore-4th/chapter-4/muscles-of-back
Takeuchi, K. et. Al., Kufufuza kwa Anatomic ya semispinalis cervicis yothandizira pa nthawi yopuma. Clin Orthop Relat Res. July 2005 http://www.ncbi.nlm.nih.gov/pubmed/15995430
Semispinalis Thoracis. Wheeless 'Buku la Orthopedics. Orthopedics ya Duke. http://www.wheelessonline.com/ortho/semispinalis_thoracis. Idafika pa Oct 2014.