TheTelencephalon山東大學(xué)醫(yī)學(xué)院解剖教研室李振華1.ExternalfeatureThetelencephalonconsistsofrightandleftcerebralhemisphere,partiallyseparatedbycerebrallongitudinalfissure.ThecerebraltransversefissureintervenesbetweenthehemispheresandthecerebellumEachhemispherehasthreesurfaces:superolateral,medialandinferior2.Threeprincipalsulci

Centralsulcus

中央溝Lateralsulcus外側(cè)溝Parietooccipitalsulcus頂枕溝CentralsulcusLateralsulcusParietooccipitalsulcus3.

Fivelobes

Frontallobe額葉Parietallobe頂葉Temporallobe顳葉Occipitallobe枕葉Insularlobe島葉FrontallobeParietallobeOccipitallobeTemporallobeInsularlobe4.SulciandgyriofSuperolateralsurfaceFrontallobe:

Precentralsulcus中央前溝Superiorfrontalsulcus額上溝Inferiorfrontalsulcus額下溝Precentralgyrus中央前回Superiorfrontalgyrus額上回Middlefrontalgyrus額中回Inferiorfrontalgyrus額下回5.SulciandgyriofSuperolateralsurfacePrecentralsulcus

Precentralgyrus

Superiorfrontalsulcus

Inferiorfrontalsulcus

Superior,middleandinferioefrontalgyri

6.Parietallobe:

Postcentralsulcus中央后溝

Postcentralgyrus中央后回

Intraparietalsulcus頂內(nèi)溝

Superiorparietallobule頂上小葉

Inferiorparietallobule頂下小葉

Supramarginalgyrus緣上回

Angulargyrus角回7.SulciandgyriofSuperolateralsurface

Postcentralsulcus

Postcentralgyrus

Superiorparietallobule

Supramarginalgyrus

Angulargyrus

Intraparietalsulcus8.Temporallobe:

Superiortemporalsulcus顳上溝Inferiortemporalsulcus顳下溝Superiortemporalgyrus顳上回

Middletemporalgyrus顳中回

Inferiortemporalgyrus顳下回

Transversetemporalgyri顳橫回9.SulciandgyriofSuperolateralsurface

Superiortemporalsulcus

Inferiortemporalsulcus

SuperiortemporalgyrusMiddletemporalgyrus

Inferiortemporalgyrus

10.Transversetemporalgyri11.SulciandgyriofSuperolateralsurfacePrecentralsulcus

Precentralgyrus

Superiorfrontalsulcus

Inferiorfrontalsulcus

Superior,middleandinferioefrontalgyri

Postcentralsulcus

Postcentralgyrus

Superiorparietallobule

Supramarginalgyrus

Angulargyrus

Superiortemporalsulcus

Inferiortemporalsulcus

SuperiortemporalgyrusMiddletemporalgyrus

Inferiortemporalgyrus

12.Sulciandgyriofmedialsurface

Corpuscallosum胼胝體

Callosalsulcus胼胝體溝

Cingulatesulcus扣帶溝Cingulategyrus扣帶回Marginalramus緣支Paracentrallobule中央旁小葉Calcarinesulcus距狀溝Cuneus楔葉

Lingualgyrus舌回13.Sulciandgyriofmedialsurface

Corpuscallosum

Callosalsulcus

cingulategyrus

Cingulatesulcus

Marginalramus

Paracentrallobule

Calcarinesulcus

CuneusParietooccipitalsulcusLingualgyrus14.Sulciandgyriofinferiorsurface

Hippocampalformation

海馬結(jié)構(gòu)15.InferiorsurfaceOlfactorybulb

Olfactorytract

Olfactorytrigone

Anteriorperforatedsubstance

Collateralsulcus

OccipitotemporalsulcusMedialandlateraloccipitotemporalgyri

Parahippocampalgyrus

Uncus

16.HippocampusDentategyrus

Hippocampalformation

17.Histologyofthecerebralcortex3celllayers6celllayers18.19.Functionallocationofcerebralcortex20.Firstsomaticmotorarea第一軀體運(yùn)動(dòng)區(qū)Position:locatedinprecentralgyrusandanteriorportionofparacentrallobule21.Firstsomaticmotorarea第一軀體運(yùn)動(dòng)區(qū)Characters

Representationisinverted,butheadandfaceareuprightAbodypartisrepresentedbyacorticalareaproportionaltoitsuseratherthanitssizeReceivingfibersfrompostcentralgyrus,VA,VLandVPL,sendingoutfiberstoformpyramidaltract,controllingvoluntarymovements22.Firstsomaticsensoryarea第一軀體感覺區(qū)Position－liesinpostcentralgyrusandposteriorportionofparacentrallobule23.Firstsomaticsensoryarea第一軀體感覺區(qū)CharactersSensoryrepresentation,likemotorarea,iscrossedandinvertedReceivingandinterpretsensationfromoppositesideofbody24.Auditoryarea聽區(qū)LocatedintransversetemporalgyriReceiveauditoryinformationfrombothears25.Visualarea視區(qū)26.Vestibulararea平衡覺區(qū):locatedinfrontofsuperiortemporalgyrusOlfactoryarea嗅覺區(qū):locatedneartheuncusTastearea味覺區(qū):locatedatfrontaloperculum27.Languagearea語(yǔ)言中樞Itisdominantinlefthemisphereinright-handedpersonMotorspeecharea

運(yùn)動(dòng)性語(yǔ)言中樞LocatedinposteriorportionofinferiorfrontalgyrusDamage:motoraphasiaWritingarea

書寫中樞LocatedinposteriorportionofmiddlefrontalgyrusDamage:agraphiaAuditoryspeecharea

聽覺性語(yǔ)言中樞LocatedinposteriorportionofsuperiortemporalgyrusLesion:sensoryaphasiaVisualspeecharea

視覺性語(yǔ)言中樞LocatedinangulargyrusLesion:alexia28.Lateralventricle

側(cè)腦室Position:locatedincerebralhemispheresFourpartsCentralpart:liesinparietallobeAnteriorhorn:extendsintofrontallobePosteriorhornextendintooccipitallobeInferiorhorn:extendintotemporallobeInternalstructures29.Communicationlateralventricle→interventricularforamen→thirdventricle30.Basalnuclei基底核Corpusstriatum紋狀體Lentiformnucleus豆?fàn)詈?/p>

Caudatenucleus尾狀核Claustrum屏狀核Amygdaloidbody杏仁體Globuspallidus蒼白球putamen殼Neostriatum新紋狀體－paleostriatum舊紋狀體31.32.Whitematter33.Commissuralfibers連合纖維－runbetweenleftandrighthemisphereCorpuscallosum胼胝體:rostrum,genu,trunk,spleniumAnteriorcommissure前連合Fornixandcommissureoffornix穹隆和穹隆連合34.Projectionfibers投射纖維:connectcortexwithlowerpartofbrainandspinalcordandtheyincludebothascendinganddescendingfibers

InternalcapsulePosition:athicklaminaofwhitematterlyingbetweencaudatenucleus,thalamusandlentiformnucleus35.36.ThreepartsAnteriorlimbofinternalcapsule

內(nèi)囊前肢LiesbetweencaudatenucleusandlentiformnucleusContainingfrontopontinetractandanteriorthalamicradiationGenuofinternalcapsule內(nèi)囊膝Isangleatwhich