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ID:52540908
大小:2.73 MB
页数:36页
时间:2020-04-09
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1、AnkleJointThetibiaandthefibulagofromthekneetotheankle.Inbetweenistheinterosseousmembranewhichprovidesmuscleattachments.AnkleJointTibiaisthelargerboneandthetrueweightbearingboneoftheleg.Medialandlateralmalleoliareatthedistalendofthetibiaandfibula.AnkleJointCrestofthetibiaist
2、heanteriorandprominentofthethreeboarders.Itiswhatwethinkofastheshin.AnkleJointHeadofthefibulaisthelargeproximalendclosetothekneejoint.TarsalBonesCalcaneus-largestandmostposteriortarsalbone.Itisalsoknownastheheelbone.AnkleJointCalcanealtuberosity-projectionofpoteriorsideofth
3、ecalcaneous,wheretheachillestendonattaches.TarsalBonesSustentaculumtali-medialsuperiorpartprojectingoutfromthecalcaneus,threetendonslooparoundthisprojection.Ithelpsthemchangedirectionfromposteriortoplantarfoot.TarsalBonesTalus-bonethatsitsontopofthecalcaneusandbelowthetibia
4、andfibula.TarsalBonesNavicular-medialsideofthetalusandproximaltothecuniformbones.TarsalBonesCuboidandCuniforms-themostdistalrowoftarsalbonesinthefoot.FootbonesMetatarsalsarenumbered1-5.Normallyfirstandfifthareweightbearingbonesand2-4arenot.Firstisthebigtoe,fifthisthelittles
5、tFootBonesPhalangesofthefoothavethesamepositionasthehand,theyarebasicallythetoes.JointsoftheAnkle/FootTalocruralJoint-jointintheanklefoundbetweenthetibia,fibula,andtalus.Dorsi/plantarflexionSubtalarJoint-jointintheanklefoundbetweenthetalusandcalcaneus.Jointsofthefootandankl
6、eInferiortibiofibularjointisathesyndesmosisjoint.Thisisnotasynovialjoint,butonecoveredbyafibroustissuethatholdsthejointtogether.BasicAnatomyoftheFootandAnkleThreeArchesenableustoabsorbforcesTransverseArchMedialLongitudinalArchLateralLongitudinalArchTheThreeArchesTransverseA
7、rchGoesacrossthewidthofthefootComprisedofthecuneiforms(allthree),thecuboid,andthebaseofthefifthmetatarsal.TheThreeArchesMediallongitudinalarch-thehighestandmostimportantarchinthefoot.Goesthelengthofthefootonthemedialside.Comprisedofthecalcaneus,talus,navicular,cuneiformsand
8、thefirstthreemetatarsals.TheThreeArchesLaterallongitudinalarch-thearchnexttothemed
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