7/19/20231臂叢神經(jīng)解剖圖譜7/19/20232臂叢神經(jīng)解剖圖譜7/19/20233臂叢神經(jīng)解剖圖譜根(root)：C5～T1.分支（branches）1.Nervetoserratusanterior(longthoracicN.)胸長神經(jīng)C5,6,72.Nervetorhomboideus(dorsalscapularN.)肩胛背神經(jīng)C57/19/20234臂叢神經(jīng)解剖圖譜翼狀肩wingingofthescapular胸長神經(jīng)受損原因：Suddenpressureontheshoulderfromabove;carryingheavyloadsontheshoulder前鋸肌7/19/20235臂叢神經(jīng)解剖圖譜肩胛背神經(jīng)7/19/20236臂叢神經(jīng)解剖圖譜分支（branches）:僅從上干發(fā)出分支Suprascapularnerve肩胛上神經(jīng)C5,6Nervetosubclavius至鎖骨下肌的神經(jīng)C5,6干：Uppertrunk上干middletrunk中干lowertrunk下干7/19/20237臂叢神經(jīng)解剖圖譜肩胛上神經(jīng)7/19/20238臂叢神經(jīng)解剖圖譜股：anteriorandposteriordivisions前股和后股（此處無分支）索：lateral,posteriorandmedialcords前索、后索、外側(cè)索7/19/20239臂叢神經(jīng)解剖圖譜外側(cè)索的分支C5,61.LateralpectoralN.胸外側(cè)神經(jīng)C5,62.Musculocutaneous肌皮神經(jīng)C5,63.Lateralrootofmedian正中神經(jīng)的外側(cè)根7/19/202310臂叢神經(jīng)解剖圖譜肌皮神經(jīng)7/19/202311臂叢神經(jīng)解剖圖譜內(nèi)側(cè)索的分支C8,T11.MedialpectoralN.胸內(nèi)側(cè)神經(jīng)2.MedialcutaneousN.ofarm臂內(nèi)側(cè)皮神經(jīng)3.MedialcutaneousN.offorearm前臂內(nèi)側(cè)皮神經(jīng)4.UlnarN.尺神經(jīng)5.Medialrootofmedian正中神經(jīng)的外側(cè)根7/19/202312臂叢神經(jīng)解剖圖譜正中神經(jīng)尺神經(jīng)7/19/202313臂叢神經(jīng)解剖圖譜后索的分支C5-T1subscapularN.肩胛下神經(jīng)C5,62.ThoracodorsalN.胸背神經(jīng)C7,83.AxillaryN.腋神經(jīng)C5,64.RadialN.橈神經(jīng)C5-T17/19/202314臂叢神經(jīng)解剖圖譜subscapularN.肩胛下神經(jīng)AxillaryN.腋神經(jīng)RadialN.橈神經(jīng)7/19/202315臂叢神經(jīng)解剖圖譜胸背神經(jīng)背闊肌7/19/202316臂叢神經(jīng)解剖圖譜正中神經(jīng)7/19/202317臂叢神經(jīng)解剖圖譜皮支7/19/202318臂叢神經(jīng)解剖圖譜猿手肌支除肱橈?。锷窠?jīng)）、尺側(cè)腕屈肌、指深屈肌尺側(cè)半（尺神經(jīng)）以外所有前臂前群肌魚際?。词占〕呱窠?jīng)）1、2蚓狀肌7/19/202319臂叢神經(jīng)解剖圖譜7/19/202320臂叢神經(jīng)解剖圖譜7/19/202321臂叢神經(jīng)解剖圖譜尺神經(jīng)7/19/202322臂叢神經(jīng)解剖圖譜皮支7/19/202323臂叢神經(jīng)解剖圖譜肌支尺側(cè)腕屈肌指深屈肌尺側(cè)半拇收肌小魚際骨間肌3.4蚓狀肌爪形手7/19/202324臂叢神經(jīng)解剖圖譜橈神經(jīng)肌支肱三頭肌肱橈肌前臂后群肌垂腕7/19/202325臂叢神經(jīng)解剖圖譜7/19/202326臂叢神經(jīng)解剖圖譜皮支7/19/202327臂叢神經(jīng)解剖圖譜Undueseparationoftheheadfromtheshoulder：產(chǎn)傷；肩部受傷；麻醉期2.癱瘓的肌肉：三角肌、肱二頭肌、肱肌、肱橈?。徊糠值膶霞?、岡下肌、旋后肌Erb’s點(diǎn)臂叢的損傷LesionsoftheBrachialPlexus

Erb’sparalysis麻痹(uppertrunk)‘policeman’stiphand’or‘porter’stiphand’7/19/202328臂叢神經(jīng)解剖圖譜Undueabductionofthearm2.癱瘓的肌肉：intrinsicM.ofthehand(手內(nèi)肌T1)；ulnarflexorsofthewristandfingers(尺側(cè)屈腕和屈指肌C8)3.Clawhand(爪形手)：hyperextensionatthemetacarpophalangeal

jtandflexionattheinterphalangeal

jtKlumpke’sparalysis麻痹(lowertrunk)7/19/202329臂叢神經(jīng)解剖圖譜1.Dislocationofhumerus肩關(guān)節(jié)脫位2.涉及到的神經(jīng)：musculocutaneousN.肌皮神經(jīng)；lateralrootofmedian正中神經(jīng)的外側(cè)根3.癱瘓的肌肉：肱二頭肌、喙肱??；除了手肌之外由正中神經(jīng)支配的肌肉。4.不能屈腕、屈肘，前臂橈側(cè)感覺缺失。Injurytolateralcord外側(cè)束的損傷7/19/202330臂叢神經(jīng)解剖圖譜1.Subcoracoiddislocationofhumerus肩關(guān)節(jié)喙突下脫位2.涉及到的神經(jīng)：ulnerN