最新(小脑脚)9PPT课件.ppt

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1、(小脑脚)9C.TheCerebellum(小脑)3.ExternalfeaturesSubdivisionbyfissuresanteriorlobe(前叶)primaryfissure(原裂)posteriorlobe(后叶)tonsilofcerebellum(小脑扁桃体)posterolateralfissure(后外侧裂)flocculonodularlobe(绒球小结叶)corpusofcerebellum(小脑体)=anteriorlobe+posteriorlobeSystematicAnatomy2DeptofAnatomy,MedicalCol

2、lege,QingdaoUniversityC.TheCerebellum(小脑)3.ExternalfeaturesSubdivisionsAnatomical(解剖)Functions(功能)Phylogenetic(种系发生)Connection(联系)Anteriorlobe(前叶)Muscletone&synergyofmuscle(肌张力,肌协调)Motorexecution(运动执行)Paleocerebellum(旧小脑)Spino-cerebellum(脊髓小脑)posterolateralfissure(前外侧裂)Posteriorlobe(后

3、叶)CoordinationofmusclesMotorplanning(协调运动)(运动计划)Flocculo-nodularlobe(绒球小结叶)Maintainingequilibriumcoordinatingeyemovements(保持平衡,协调眼运动)Archicerebellum(原小脑)Vestibulo-Cerebellum(前庭小脑)Cerebro-cerebellum(大脑小脑)Neocerebellum(新小脑)primaryfissure(原裂)cerebellarvermis(小脑蚓部)intermediatehemisphere(半球

4、中间部)lateralportionofhemisphere(半球外侧部)SystematicAnatomy3DeptofAnatomy,MedicalCollege,QingdaoUniversity2)cerebellar(central)nuclei(小脑核)fastigialnucleus(顶核)globosenucleus(球状核)cortexofarchicerebellum(原小脑皮质)vestibularnuclei(前庭核)(脊髓小脑束)→cortexofpaleocerebellum(旧小脑皮质)123emboliformnucleus(拴状核)

5、[dysequilibrium平衡失调]C.TheCerebellum(小脑)Archicerebellum(原小脑)小脑下脚vestibularnuclei(前庭核)前庭脊束sup.cerebel.peduncle(小脑上脚)rednucleus(红核)[ataxia共济失调]Intermediatehemisphere(半球中间部)SystematicAnatomy7DeptofAnatomy,MedicalCollege,QingdaoUniversityC.TheCerebellum(小脑)SystematicAnatomy8DeptofAnatomy,Me

6、dicalCollege,QingdaoUniversityneocerebellarcortex(新小脑皮质)dentatenucleus(齿状核)thalamus(丘脑腹外侧核)中脚pontineneuc.(脑桥核)(小脑上脚)sup.cerebellarpeduncle[dysmetria辨距不良][dysdiadochokinesia轮替运动障碍][syndromeofneocerebellum新小脑综合征]rednuc.(红核)C.TheCerebellum(小脑)NeocerebellarCortex(新小脑皮质)[intentionaltremor意向

7、性震颤]4SystematicAnatomy9DeptofAnatomy,MedicalCollege,QingdaoUniversitySystematicAnatomy10DeptofAnatomy,MedicalCollege,QingdaoUniversity3)cerebellarpeduncles(小脑脚).peduncletractsafferent/efferentdorsalspinocerebellartract(脊髓小脑后束)Aolivocerebellartract(橄榄小脑束)Ainferiorarcuatocerebellartrac