前臂肌肉解剖.ppt

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1、GROSSANATOMYOFTHEFOREARM丁香园MainMenuBonesoftheforearm.Superficialmusclesoftheanteriorcompartment.Deepmusclesoftheanteriorcompartment.Arteriesandnervesoftheanteriorcompartment.Superficialmusclesoftheposteriorcompartment.Deepmusclesoftheposteriorcompartment.Arteriesandnerve

2、softheposteriorcompartment.AcknowledgementsBonesoftheforearmTheradiusproximallyarticulateswiththehumerusattheelbowjoint.Distallyitarticulateswiththescaphoidandlunatebonesofthecarpus,andwiththeulnaatthedistalradioulnarjoint.Theulnaisthemoremedialofthetwobones.Itsproximale

3、ndarticulateswiththehumerusattheelbowjoint.Distallyitarticulateswiththeradius.Itisexcludedfromthewristjointbythearticulardisc.Theinterosseousmembranebindtheradiusandtheulnatogether.HeadInterosseousmembraneRadiusHumerusTuberosityofradiusUlnaHeadFig1.Anteriorviewofbonesoft

4、heforearm.总体记忆前臂共有18块肌肉分为屈肌与伸肌二部分屈肌8块分为浅层与深层浅层有5块深层有3块伸肌10块浅深各5块前臂8块屈肌浅层5块旋前圆肌桡侧屈腕肌掌长肌指浅屈肌尺侧屈腕肌Superficialmusclesoftheanteriorcompartment.Titlepage.1234Thesuperficialmusclesoftheanteriorcompartmentincludepronatorteres旋前圆肌,flexorcarpiradialis桡侧腕屈肌,palmarislongus掌长肌,andfle

5、xorcarpiulnaris.Alsoincludedinthisgroupisflexordigitorumsuperficialis.Thesuperficialgroupofmusclesallhavethesameorigin,whichisattachedtothemedialepicondyleofthehumerus肱骨内上髁.FORFURTHERDETAILSCLICKONEACHINDIVIDUALMUSCLEBELOW.PronatorteresFlexorcarpiradialisFlexorcarpiulnar

6、isFlexordigitorumsuperficialisPalmarislongus(notincludedinthediagram).Fig2.Showingsuperficialmusclesoftheposteriorcompartment.Brachio-radialisReturntomainmenuPronatorTeres[5te7ri:z]Thepronatortereshastwoheads,thehumeralheadandtheulnarhead.Themediannerve正中神经enterstheforea

7、rmbetweenthetwoheads.Origin:-Humeralhead-Medialepicondyleofthehumerus.Ulnarhead-Medialborderofthecoronoidprocess冠突,冠状突oftheulna.Insertion附着:-Lateralaspectoftheshaftoftheradius.Nervesupply:-Mediannerve,C6andC7.Action:-Pronationoftheforearm.Flexionoftheforearm.Pronatortere

8、sRadiusFig3.Pronatorteres.Returntotitlepage*Flexorcarpiradialis,palmarislongus,andflexorcarpiulnarisFle