I-Makeup ye-Leg Leg
Umlenze ophansi ukhona phakathi kwamadolo nezinyawo. Kunemisipha eminingi ekhona emlenzeni ophansi, kodwa kunezinto ezintathu eziyaziwa kakhulu: i- gastrocnemius kanye ne- soleus , okungukuthi imisipha enamandla kunazo zonke emlenzeni ophansi, ne- tibialis yangaphakathi . Ithenda ye-Achille nayo ikhona emlenzeni ophansi.
Isakhiwo se-Bone seNtshonalanga
Umlenze ongezansi unamathambo amabili aqinile kakhulu, amade: i-tibia ne-fibula.
I- tibia , eyaziwa nangokuthi ithambo le-shin, linamandla futhi linamandla kulaba ababili. Itholakala enkabeni yomlenze ophansi. I- fibula , noma ithole lenkomo, lincane kanti likhona ngaphandle komlenze ophansi. Umlenze ongezansi ubuye ube nemisipha yezinzwa, kuhlanganise ne-fibular nervous, i-fibular nererve, ne-tibial nerve. I-muscle oyinhloko kule ngxenye yomzimba yi- gastrocnemius , enikeza ithole isibonakaliso sesiginesha, ukubonakala kwemisipha.
I-anterior tibial, i-posterior tibial ne-fibular arteries ibhekene nokunikezwa kwegazi emlenzeni ophansi. Umlenze ophansi wenza ingxenye enkulu yomzimba womuntu wonke. Kuyinto isakhiwo esibalulekile kunoma yimuphi umsebenzi obamba isisindo, njengokuhamba, ukuma, ukugijima noma ukuqhuma. Izimo ezivamile ezithinta umlenze ophansi zihlanganisa ukuhlukumeza ukucindezeleka, i-compartment syndrome, ukukhwabanisa kwesisu nokukhala kwezinyembezi.
The Muscles of the Lower Leg
Umlenze ophansi uhlukaniswe waba namakamelo amane aqukethe imisipha ehlukahlukene yomlenze ongezansi: i-anterior, lateral, i-posterior futhi ijulile ngemuva.
- Igumbi elingaphakathi , phambi kwe-shin, liphethe i-tibialis yangaphakathi, i-extensor digitorum longus, i-hallucis longus ne-peroneus tertius muscle. Lezi zinhlanzi zidonsa izinzwane nezinyawo phezulu, inqubo eyaziwa ngokuthi i- dorsiflexion . I-tibialis anterior nayo isisiza ekuphenduleni unyawo ngaphakathi. Ungakwazi ukuzwa le nkontileka yemisipha ngokufaka isandla sakho ngaphandle kwe-tibia bese udonsa unyawo lwakho phezulu.
- Igumbi eliseceleni lise eceleni komlenze ophansi. Iqukethe imisipha ye-peroneus longus ne-peroneus brevis. Lezi zinhlanzi zidonsa izinzwane nezinyawo ngaphandle. Basiza futhi ngokukhomba inyawo, noma ukutshala . Ukuze uzizwe le nkontileka yemisipha, faka isandla sakho ngaphandle kwe-shin yakho bese uvula unyawo lwakho.
- Ikamelo eliphansi liphethe imisipha emikhulu esiyazi njengemisipha yamathole: i-gastrocnemius ne-soleus. Leli gumbi liqukethe imisipha ye-plantaris. I- gastrocnemius isifushane, idlulile futhi inezinamathiselo ezimbili zangaphakathi nangaphandle. Kuyinto ebonakala kakhulu emisipha yamathole. I- soleus ilele phansi. Lezi zinhlanzi ezintathu zihlanganisa ithethoni ye-Achilles, futhi bonke bayasiza ngokutshala.
- Ikamelo elijulile elimele ngemuva lihle kakhulu ngaphakathi komlenze ophansi. Ihlanganisa i-tibialis posterior, i-flexor digitorum longus ne-flexor hallucus longus. I-tibialis posterior idonsa inyawo ngaphakathi, i-flexor digitorum longus iguqule izinzwane i-hallucus longus nezimpande ezincane. Yonke insiza emithathu ekutshalweni kwezitshalo.
Buyela ohlwini lokulimala komlenze
Imithombo:
Isikhungo sezempilo se-University of Connecticut. Ukulimala Kwezemigomo Nezimo Eziphansi. (nd). Ibuyiselwe ngo-Ephreli 03, 2016, kusuka ku-http://uconnsportsmed.uchc.edu/injury/lowerleg/