系统解剖学 英文版 上肢肌.myology

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1、Musclesofupperlimb上肢肌Musclesofshoulder上肢带肌★Components:Deltoid三角肌Supraspinatus冈上肌Infraspinatus冈下肌Teresminor小圆肌Teresmajor大圆肌Subscapularis肩胛下肌三角肌大圆肌小圆肌Majormusclesofupperlimb★Deltoid三角肌Origin:lateralthirdofclavicle,acromion,andspineofscapulaInsertion:deltoidtuberosityofhumerusAction:abductsthearm

2、，anteriorfibersflexandmediallyrotatearm;posteriorfibersextendandlaterallyrotatearmMajormusclesofupperlimb★Teresmajor大圆肌Origin:dorsalsurfaceofinferiorangleofscapulaInsertion:crestoflessertubercleofhumerusAction:mediallyrotatesandadductsarmMajormusclesofupperlimbTrilateralandquadrilateralforamin

3、a三边孔和四边孔Betweenthesubscapularis/teresminorandteresmajor,thereisalongtriangularspacewhoselateralsideissurgicalneckofhumerus.Thelongheadoftricepsbrachiisubdividesthisspaceintoamedialtrilateralforamenandalateralquadrilateralforamen.Circumflexscapulara.andv.旋肩胛动、静脉passthroughthetrilateralforamenAx

4、illaryn.腋神经,Posteriorhumeralcircumflexa.旋肱后动、静脉passthroughthequadrilateralforamenMusclesofarmAntereriorgroupBicepsbrachii肱二头肌Coracobrachialis喙肱肌Brachialis肱肌PosteriorgroupTricepsbrachii肱三头肌BicepsbrachiiCoracobrachialisBrachialisTricepsbrachiiMajormusclesofupperlimb★Bicepsbrachii肱二头肌Origin:longh

5、ead:supraglenoidtubercle;shorthead:coracoidprocessInsertion:radialtuberosityAction:flexorofelbowjoint,supinatorofforearm,weakflexorofshouldjointMajormusclesofupperlimbMajormusclesofupperlimb★Tricepsbrachii肱三头肌Origin:longhead:infraglenoidtuberclelateralhead:abovegrooveforradicaln.medicalhead:be

6、lowgrooveforradicaln.Insertion:olecranonofulnaAction:extendselbowjoint;longheadcanextendandadductshoulderjointMajormusclesofupperlimbMusclesofforearm★Antereriorgroup(9)First(superficial)layer(5)Brachioradialis肱桡肌Pronatorteres旋前圆肌Flexorcarpiradialis桡侧腕屈肌Palmarislongus掌长肌Flexorcarpiulnaris尺侧腕屈肌M

7、usclesofforearm★Pronatorteres旋前圆肌Origin:medialepicondyleofhumerus,coronoidprocessofulnaanddeepfasciaofforearmInsertion:middleoflateralsurfaceofradiusAction:pronationofforearmandflexionofelbowMusclesofforearm★Antereriorgroup(9)Second(sup