telencephalon課件

1、TelencephalonOlfactory lobe - piriform lobe -palaepalliumBasal nucleiHippocampal formation - archipalliumNeopalium Lateral ventricleSurfaces of the cerebrum Superolateral surface Medial surface Inferior surfaceSuperomedial borderInferolateral borderMedial occipital borderMedial orbital borderFrontal

2、 poleOccipital pole Preoccipital incisureGyri or convolutionssulci or fissureLongitudinal cerebral fissureSuperolateral cerebral surfaceLateral sulcusCentral sulcusFrontal lobe central sulcus superomedial border lateral sulcusPrecentral sulcus precentral gyrus Superior frontal sulcus superior fronta

3、l gyrus middle frontal gyrusInferior frontal sulcus inferior frontal gyrus speech area of broca (on the left)Pars obitalisPars triagularisPars opercularisTemporal lobe Lateral sulcus Preoccipital incisure, parietooccipital sulcus Superior temporal sulcus Inferior temporal sulcus Superior temporal gy

4、rus Middle temporal gyrus Inferior temporal gyrus Transvers temporal gyrus (area 41,42)Parietal lobeCentral sulcusPreoccipital incisure, parieto-occipital sulcusLateral sulcus Postcentral sulcus Intraparietal sulcusPostcentral gyrusPosterior areaSuperior parietal gyrusIntraparietal sulcusInferior pa

5、rietal gyrus Supramarginal gyrus Angular gyrus Arcus temporo-occipitalisOccipital lobePreoccipital incisure, parieto-occipital sulcusTransverse occipital sulcusLateral occipital sulcusLunate sulcusSuperior occipital gyrusInferior occipital gyrusinsulaDeep in the floor of the lateral sulcusCircular s

6、ulcusMedial cerebral surfaceCorpus callosum genu rostrum trunk1. spleniumCingulate sulcusMedial frontal gyrusParacentral gyrusCingulate gyrusParieto-occipital sulcusCalcarine sulcusCuneate gyrusInferior cerebral surfaceOrbital region olfactory sulcus gyrus rectus “H” sulcus anterior obital gyrus med

7、ial obital gyrus posterior obital gyrus1. lateral obital gyrusCollateral sulcusOccipitotemporal sulcusLingual gyrusParahipocampal gyrusUncus Medial occipitotemporal gyrusLateral occipitotemporal gyrusLimbic lobe Subcallosal gyrus Cingulate gyrus Parahippocampal gyrus Hippocampus1.Dentate gyruViscera

8、l brainLimbic system Limbic lobe Associated subcortical nuclei Amygdala Septum Hypothalamus Habenula Anterior thalamic nucleiHippocampal formationDentate gyrusHippocampus proper (Ammons horn) CA1, CA2, CA3Cerebral cortex Molecular layer External granular layer Pyramidal layer Internal granular layer

9、 Ganglionic layer Multiform layerThe main cortical areaParietal lobePrimary somatosensory cortex (SI) (Area 3,1,2) postcentral gyrusPosterior paracentral gyrus Secondary somatosensory cortex (SII)Inferior postcentral gyrusVisual speech area - angular gyrus (area 39)Secondary speech area (Wernicke ar

10、ea)Occipital lobePrimary visual cortex (area 17)Upper and lower of Calcarine sulcusCuneate gyrus and lingual gyrus Temporal lobePrimary auditory cortex (area 41)Secondary auditory cortex (area 42)Transverse temporal gyrusAuditory speech area (area 22)Superior temporal gyrusFrontal lobePrimary motor

11、cortex (MI) area (4,6)Precentral motor gyrusPremotor gyrusMotor speech area (area 44,45)Inferior frontal lobe (Brocas gyrus)Writing area (area 8)Middle frontal lobeBasal nuclei Corpus striatum Clautrum Amygdaloid complex1. Corpus striatum Lentiform nuclei Globus pallidus (pallidum) putamen Caudate n

12、ucleiDorsal divisionVentral divisionCaudate nuclei Head Body tailClautrumExternal capsuleLentiform nuclei Distorted tetrahedral prism External medullary lamina Internal medullary laminaLateral and medial segmentsVertral divisionOlfactory tuberclNucleus accumbensVentral pallidusArterial blood supplyL

13、enticulostriate vessleCerebral haemorrhageRoot of middle & anterior cerebral arteriesAnterior limbMuch of posterior limbExtrapyramidal system Huntingtons diseaseParkinsons diseaseAmygdaloid complexNerve fascicles of the cerebrum Association (arcuate) fibres Projection fibres Commissural fibresAs

14、sociation (arcuate) fibresConfined to one hemisphere and all ipsilateral Short arcuate fibres Long arcuate fibresLong arcuate fibresUncinate fasicuclusCingulumSuperior longitudinal fasiculusInferior longitudinal fasiculusFronto-occipital fasiculusProjection fibresCorticofugal and corticopetalCorona radiataInternal capsul Anterior limb Genu Posterior limb Retrolentiform1.sublentiformAnterior limbFrontopontineThalamocortical fibresGenuCorticonuclera fibresPosterior lim Corticospinal