HauoraRongoā

Anatomy: peke. Ko te hanganga o te peke

Hei mahi i te mahi o te tautoko, kaupapa me te tiaki i roto i to tatou tinana he pūnaha e ngā wheua, uaua, uaua me tuhonohono. ona wahi katoa tupu me te whanake i roto i te tahi tata. Ratou hanganga me ngā āhuatanga i ako anatomy pūtaiao. Ko te peke he wāhanga o te e alangá runga noa, me te me nga wheua o te kikowhiti me te whitiki alangá runga - āhei me te scapula - whakarato i te mātanga nekehanga pūkaha o te ringa tangata. I roto i tenei pepa, he tauira o te peke, ako tatou i roto i te taipitopito te mau parau tumu o te mahi o te pūnaha musculoskeletal ka kitea i roto i te pehea te pā reira ki te hanganga o te mahi whakamana.

Āhuatanga wheua tubular

Ko āhuatanga hoki te wāhanga o te kōhiwi hanga tapatoru porotakaroa ranei - wheua roa e whai āhuatanga rongonui pērā i epiphysis (tapa wheua) me tona tinana (diaphysis). E toru paparanga - te kiriuhi wheua, te wheua ano me endoost - he wāhanga o te diaphysis o te peke. Kei te inaianei tika pai ako free anatomy alangá runga. Kei te mohiotia te reira e te epiphyses Kei roto wheua cancellous, mea māngai te tari pokapū lamellae. ahua ai ratou he rauemi kiato. Tenei momo i roa wheua tubular: te pokohiwi, whatīanga, hip. Anatomy o te peke, whakaratohia nei i raro i te whakaahua tohu e pai tika tona āhua i te hanganga o ngā pūhui o te whitiki turanga ki te wheua o nga topito o runga me te kikowhiti.

Kia pehea te Ko nga wheua roa

I roto i te whanaketanga embryonic o te peke ki te kōhiwi katoa i hanga e i te apa iroriki waenganui - kiriwai. I te timatanga o te rima te wiki o te hapūtanga, he wāhanga mesenchymal huaina tohuwāhi te kukune. tupu ratou i roto i te roa me te tango i te ahua o wheua tubular o te pokohiwi, i tonu ossification i muri i whanau. I te tihi o te peke hipokina te ki te kiriuhi wheua. Tenei anga angiangi arā, o kiko tūhonohono, me te he i te whatunga rārātini o oko toto me mutunga karere e hanga te wheua tūturu me whakarato tona kaha, me te innervation. Kei haere te roa katoa o nga wheua tubular me hanga te kahu tuatahi o te diaphysis. Ka rite ki anatomy pūtaiao whakapumautia, peke, hipoki ki te kiriuhi wheua kei pūmua rapa te muka - collagen, me te pūtau motuhake i huaina osteoblasts me osteoclasts. E whakarōpūtia ratou a tawhio noa te awa Haversian pokapū. Ki te tau, kei te ki tonu ia i te hinu wheua wheua kōwhai.

kawea whaiaro-whakaora, hanga, me te tupu i roto i te matotoru o te wheua tubular i roto i te kōhiwi tangata i roto i roto i te kiriuhi wheua. tinana motuhake o te peke i roto i te waenganui o te diaphysis. He he mata kāmelí piri ki nei te pakihiwi mata. Fakataha ki te whitiki o te peke o runga me te pokohiwi, me te kikowhiti wheua whakarato reira he aranga, me te retraction o te whatīanga me ea ake, me te hoki i roto i mua o ia ia.

Te tikanga epiphysis o wheua roa

Ko te mutunga o nga wheua tubular o te pokohiwi i huaina te epiphysis roto i wheua wheua whero me ngā o te taonga tu'ūlutui. Ko tōna pūtau hua pūtau toto - pūtau toto whero me platelets. hipoki Epiphyses e ki kiriuhi wheua, kua papa paraharaha, a Ihakara, me nga aho i huaina trabeculae. E whakaritea ana ratou i te koki ki tetahi ki tetahi, me te riro i te matua i roto i roto i te puka o kōwhao Systems, ka ki tonu kiko hematopoietic. Me pēhea te ki te tautuhi i te anatomy, te hanganga o te wheua peke i roto i te hononga o ia ki te koko, me wheua o te kikowhiti, kaua matatini. Ko te mata articular o te peke i pito proximal me distal. He matenga wheua he mata ohu nei pani ki te puata wheua ngohe, me te tomo ki te kōhao o te mata. Motuhake ngohe hanganga scapular whārua - ngutu articular - tavini rite te absorber ru, fakamolū nga whiu me concussions i roto i te kaupapa pokohiwi. Ko te capsule o te tahi pokohiwi ki tetahi pito piri ki te mata, me te tahi atu - ki te matenga o te peke, totohu ki tona kaki. stabilizes te reira i te hononga o te whitiki pokohiwi me te alangá runga noa.

Āhuatanga o te pokohiwi me te tuke hononga

Ka rite ki whakapumautia e te anatomy tangata, ko te peke i te wahi o te tahi pokohiwi porohita kore anake, engari tetahi - he whatīanga matatini. Me kï reira e te tahi pokohiwi ko te pūkoro tino i roto i te tinana tangata. Ko te mārama tenei, no te mea ko te ringa te mea matua o ngā mahi mahi, ka whai pānga ona nekeneke i te urutaunga ki e haere tika, ka tuku i ki whai wāhi i roto i te kaupapa.

tito te tahi whatīanga te o toru pūhui motuhake e pā ana capsule articular noa. hono peke distal ki te pūkaka, hanga tahi ginglymoid. Wä condyle o matenga peke tomo te poka o te pito rarahi o pūtoro, hanga brachioradialis hononga turanga.

hanganga pokohiwi atu

tinana Normal o te peke ngā apophyses nui, me te iti - fepulopulasi, e whakarere ana i te nga tupuke. mahi ratou rite te tāpiritanga o te uaua pokohiwi. He he ano hoki te haehae taviniraa ei te nohoanga o te iohere uarua. I runga i te rohe ki te tinana o te diaphysis wheua, i raro apophysis, ko te kaki hāparapara. Ko reira tino whakaraerae i roto i whara ngaukino o te pokohiwi - dislocations me piere. wheua i roto i te waenganui o te tinana, ko te wahi pāhiwihiwi ki piri nei te ua pakihiwi, a muri ia - awa parautanga āhua tōrino, rumakina nei te karere toropā. I runga i te rohe o te epiphyseal me diaphyseal wahi takoto, tere wehewehe pūtau e meinga te tipu o te peke i roto i te roa.

Dysfunctions o te peke

Ko te whara tino noa ko te whatinga pokohiwi ki te maturuturu iho te ru kaha hangarau ranei. takoto te take i roto i te meka e kore e te tahi i enei mea tuhonohono aueue me uaua anake whitiki koere waewae o runga me te ruruku pŭpŭ tauturu, he te ahua o fibrils collagen kurupae. pāpaka kiko ngohengohe he tahi pokohiwi tino noa, pērā i tendinitis me capsulitis. I roto i te take tuatahi riro te reira iohere supraspinatus papaka, infraspinatus, uaua a tawhio iti. puta tētahi atu mate rite ki te hua o te mumura i roto i te capsule tahi pokohiwi.

Māuiuitanga kauhanga tahi e te mamae i roto i te ringa, me te peke, whāiti te nekeneke o te tahi pokohiwi, ka ara ringa ake i muri i tohua i roto i te ringa o ratou institution. enei tohu katoa tino whakaiti mahi me te mahi tinana.

I roto i tenei pepa, ako matou te tinana o te peke a kitea tona hononga ki te mahi whakamana.

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