BopheloMoriana

Back mesifa. Human anatomy ba musculature ea ka morao.

The biomechanics tsa 'mele oa motho ke feela khoneha ka lebaka la kaheho ea ikhethang oa kamoo' mele kaofela ka kakaretso, 'me tsamaiso ea motho ka mong ka ho khetheha. Muscular tsamaiso e khopo nakong mokhatlo oo o phetha karolo e itlhommeng pele ka. Ka mohlala, morao mesifa. Human anatomy ba lesapo la mokokotlo musculature e rarahane haholo 'me le hloka e qaqileng ho ithuta ka nako e tlang kakaretso lingaka, neurosurgeons, ho sithabela lingaka tse buoang le urologists. Ho ditsebi tsena hangata ba ho fumana likarabo tsa lipotso tse joalo.

Ho joalo, ke eng ka ho khetheha li ka morao mesifa? mele o musculature kaheho e tšoauoa ka tse fapaneng kgolo mesifa. Muscle likhoele ka morao ba 'nile ba e kholoanyane litekanyo, e le ha ho bapisoa le ka hlooho kapa molaleng, joalokaha ikutloa mojaro matla le ho feta ha tshisinyo le lula sebakeng se seholo ka 'mele oa motho. Molala mesifa, human anatomy eo ke ho rarahana feteletseng ba palo e kholo ea akira theo gun methapo ea kutlo le ea bohlokoa mangata vascular teng sebakeng sena hantle ka mesifa ea ka morao le sefuba. Back mesifa li arotsoe mabeli a maholo lihlopha, e fapana ho ea mong ho e mong ka ho tataiso ea mesifa likhoele - ka ntle feela le tebileng.

Ho lumeloa hore pele mesifa morao, human anatomy e phylogenetically eketsehileng amanang le mesifa ea sebopeho pheletsong ke mesifa hore susumelletsa mosebetsing oa ho ntshetsopeleng ka 'mele e ka holimo. Tebileng e le mesifa lesapo la mokokotlo, joalokaha ka tloaelo ho lumeloa, ntshetswa pele ho tloha di-bookmark fetal mesifa kapa myotomes sebakeng sena. Ba li boloketsoe ka sebōpeho sa mohaho leeme segmental. Molao-motheo oa kabo ea tebileng mesifa - ena sebopeho sa tsena mehaho e 'maloa mesifa le dikarolo. Ka nako e tšoanang, tse tebileng ke mesifa, kahoo, e tla shebahala e khutsoanyane.

Ke ka ntle feela mesifa ea lesapo la mokokotlo kenyeletsa mefuta latelang tsa mesifa:

- trapezius mesifa, kapa musculus trapezius, eo e qala ho tswa ho masapo a dithulaganyo spinous tsa thoracic vertebrae letoto la lihlooho tse ka kakaretso. Tšobotsi hae - motsamao oa le di-blades ba le katoloso ya hlooho.

- latissimus dorsi, eo ae phethang oohle oa sebaka se lona tlaase. M. latissimus dorsi, hangata e qala ho tswa ho tlase 5 tsa vertebrae thoracic, hammoho le bohle ba lumbar le sacral vertebral dithulaganyo spinous tsa lipara ka tlaase tse 'nè tsa likhopo' me ka bobeli Crest iliac. Function: The ho se phethise ketso ea phahamisitseng letsoho la le ka mahetla ba chenchana ka hare.

- rhomboid mesifa. Ho itšetlehile feela ka tlase trapezius ena. Mosebetsi m. rhomboideus boetse o amahanngoa le mokhatlo lehare.

- levator scapulae mesifa. Sena mesifa ea hlaha ho tswa ho le thulaganyo se cervical vertebrae, 'me ho qetelloa ka lehare, ka lona e ka holimo e nepahetseng sekhutlo. M. levator scapulae, Karabo ea lebitso la eona, o etsa ho phahamisa di-blades.

- khutlela ka tlaase le e toothed mesifa. Sena mesifa-ba khahlanong le lōna. Haeba pele ho tsona (e bolelang e limithara Serratus kamorao phahameng.) Hlahisa likhopo, a ho qetela (m. Serratus anterior tlaasana), ho fapana le hoo, ba ile ba ba fatše.

Bua ya tebileng mesifa morao, re lokela ho hlokomela hore ba akarelletsa ho lihlopha tse arohaneng tsa mesifa khutšoanyane 'me nako e telele hore ba sebakeng hammoho nako e telele lesapo la mokokotlo lenaneng la. Sena ke ho tswa ho lesapo occipital ya hlooho 'me a ea sebakeng se sacral. Ke tebileng mesifa lesapo la mokokotlo e kenyeletsa:

- mesifa, ogee mele. Ho e teng sebakeng sa sacrum le crests ea ba masapo iliac, ho tloha eo e simoloha, tsoela toba le e fihla qetellong ka lesapo occipital. mosebetsi lona e amanang le ho khumama le ogee tsa 'mele o le, hammoho le matsoapo a lona lateral. M. erector trunci na likarolo tse ling tse tharo, tseo ka tsona phokotsong le tla itšetleha ka mofuta wa motsamao o.

- transversospinales, kapa m. transversospinalis ke rarahaneng e entsoeng ka le likhoele tse nyenyane le tse kgutshwanyane mesifa. Tsena mesifa morao, human anatomy eo ka chebo ea mahlo e ka bonahala e hloka taolo, tsamaea ka tataiso oblique tsa dithulaganyo tsa vertebrae le ho thusa ka ho ogee ka morao le 'mele.

- lebanta mesifa. E entsoeng ka ho retelehela hlooho le sehlomathiso sa lesapo la mokokotlo cervical.

Lumbar mesifa e le hantle, u se ke ua ba ea mesifa ea sebele lesapo la mokokotlo. Anatomically, ba bua ka musculature tsa senyepa pelvic.

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