内脏痛的特征课件

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1、Happynewyears!FunctionallocationofcerebralcortexFirstsomaticmotorareaPosition:locatedinprecentralgyrusandanteriorportionofparacentrallobuleFirstsomaticmotorareaCharactersRepresentationisinverted,butheadandfaceareuprightAbodypartisrepresentedbyacorticalareaproportionaltoitsuseratherth

2、anitssizeReceivingfibersfrompostcentralgyrus,VA,VLandVPL,sendingoutfiberstoformpyramidaltract,controllingvoluntarymovementsFirstsomaticsensoryareaPosition－liesinpostcentralgyrusandposteriorportionofparacentrallobuleFirstsomaticsensoryareaCharactersSensoryrepresentation,likemotorarea,

3、iscrossedandinvertedReceivingandinterpretsensationfromoppositesideofbodyAuditoryareaLocatedintransversetemporalgyriReceiveauditoryinformationfrombothearsVisualareaLieoneithersideofcalcarinesulcusinmedialsurfaceofoccipitallobeVisualcortexofonehemispherereceivesimpressionfromtemporalpa

4、rtofretinaofsamesideandnasalpartofoppositesideLesionsofvisualcortexproducecontralateralhomonymousvisualfielddefectionsLanguageareaItisdominantinlefthemisphereinright-handedpersonMotorspeechareaLocatedinposteriorportionofinferiorfrontalgyrusDamage:motoraphasiaWritingareaLocatedinposte

5、riorportionofmiddlefrontalgyrusDamage:agraphiaAuditoryspeechareaLocatedinposteriorportionofsuperiortemporalgyrusLesion:sensoryaphasiaVisualspeechareaLocatedinangulargyrusLesion:alexiaLateralventriclePosition:locatedincerebralhemispheresFourpartsCentralpart:liesinparietallobeAnteriorh

6、orn:extendsintofrontallobePosteriorhornextendintooccipitallobeInferiorhorn:extendintotemporallobeInternalstructuresCommunicationlateralventricle→interventricularforamen→thirdventricleBasalnucleiCorpusstriatumLentiformnucleusCaudatenucleusClaustrumAmygdaloidbodyGlobuspallidusputamenNe

7、ostriatum－paleostriatumWhitematterAssociationfibersRunbetweengyriwithinthesamehemisphereCerebralarcuatefibersSuperiorlongitudinalfasciculiInferiorlongitudinalfasciculiUncinatefasciculusCingulumCommissuralfibers－runbetweenleftandrighthemisphereCorpuscallosum:rostrum,genu,trunk,spleniu

8、mAnteriorcom