BopheloMoriana

Human anatomy. forearm batho

Sebōpeho sa sebōpeho sa e ka tlaase le e ka holimo lipheletsong ke le tsoanang. Ka ntshetsopele ya lehlakoreng la motho ea e khaotsa ho ba ho tšehetsa. Joale o ne a ka etsa hore ho thata mekhatlo e sa tšoaneng. Kahoo, lesapo le sebopeho kopanetsoeng ea leoto e ka holimo e bontša mosebetsi ba bona joaloka litho tsa 'mele, ho etsa bonnete ba lokolohile sisinyehang. Ka tokoloho ena ea libaesekopo e laolwang ke tekanyo lumeletsoe ea bolokolohi ba manonyeletso.

Upper leoto monna e arotsoe likarolo tse tharo: mahetla, forearm le letsohong. Bones tse hokahantsoeng ke ligaments le manonyello eaba ba etsa diyuniti, e sebetsa joaloka levers.

Sebopeho akarelletsa forearm masapo (ulnar le radial), e ka holimo ka tlaase le e cylindrical manonyello le mesifa ea ka morao 'me sehlopha se ka pele.

ulna e leng medially (pinky lehlakoreng) radial lesapo laterally (ka lehlakoreng la motona le). Di amanang ka manonyeletso ka holimo ka tlaase le e cylindrical. ketso ea bona e kopanetsoeng e fana ka motsamao rotational tsa forearm ho supa kahare le supa ka ntle. Le tsamaiso e bath feela radius ea. Ho susumelletsa (joaloka motsamao oa sesupa-tsela leoto) pota ulna, e leng o hlola ka ho ema. Falling tlase ho litsoeng masapo, radius articulates le masapo tsa wrist ena.

Batho forearm mesifa o ka pele le lihlopha tse ka morao. Pele le na le monoana flexor le mesifa letsoho le le manakana a potolohang ka hare. Ka morao tsa sehlopha sa ke extensors tsa menoana 'me letsohong le mesifa, le manakana a potolohang supa ka ntle.

Re lokela ho hlokomela hore ho tsohle tse sa tšoaneng le e rarahaneng eo ke sisinyehang ka likarolo holimo leoto kenya sete ya mekhatlo e bonolo manonyello fapaneng.

Forearm motho a ka koba, potoloha ka hare kapa ka ntle le unbent. Phetha molao di hlahiswa ho pota lateral le paatsepama selekane ka litsoeng. Movement hlahisoang ke lihlopha tse 'nè tsa tshebetso tsa mesifa.

Mekhatlo ea flexion ho ikoetlisa: pronator teres mesifa amang forearm mesifa, ho qala ho tswa ho humerus (the epicondyle hare), biceps, brachioradialis mesifa, mahetla mesifa.

Tshisinyo tsa boitlhakiso triceps katoloso. Ke karolo ea lehetleng le na le mesifa e litsoeng, mesifa ea forearm e, ho qala ho tswa ho epicondyle teng laterally ho humerus ena.

Movement (chenchana) ka hare (pronation) o etsoang ho potoloha le pronator lisekoere. Ena karolo mesifa brachioradialis (ka se fapaneng le boemo ba pronation).

Movement (chenchana) supa ka ntle (supination) etsoa ka forearm tsa batho mesifa-instep le biceps mesifa. Rotational motsamao oa ikemiseditse boemo ba pronated (ho tloha ka hare supa ka ntle).

Mesifa hore li ne li akarelletsa ho forearm batho, 'me ba le seabo motsamao o matsohong le letsohong.

Khumama o etsoa radius le wrist ulna flexors, telele palmar mesifa, ntle feela le ho tebileng flexor digitorum longus. Re lokela ho hlokomela hore a mararo flexor digitorum hlahisa tsoa hong sisinyehang.

Letsohong ka koba, potoloha ka hare kapa ka ntle le unbent. Re lokela ho hlokomela hore articular tsamaiso ka tsela eo feela. Kantle ke kopanetsoeng carpometacarpal ea motona le.

Free motsamao oa lipheletsong e ka holimo ea likarolo tsohle tse hlaloswang ka tekanyo lumeletsoe tokoloho ka e mong le e kopanetsoeng. Re lokela ho hlokomela hore ho hōla ha mesifa ea forearm e, ka ho khetheha, ho ameha ka letsohong le monoana motsamao o ke tsa bohlokoa ka ho ntshetsa pele e nepahetseng ka ngoana. Ka hona, ba sa le banyenyane ba lokela ho sebetsa le bona ho mekhatlo monoana tsamaisana lilemo ngwana. E paka hore ntshetsopeleng e loketseng ea bokgoni ba dilenaneo oa matsoho a thibela mathata a ka ntshetsopele ya sethusathuto puo.

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