《The Telencephalon》由会员分享，可在线阅读，更多相关《The Telencephalon（42页珍藏版）》请在金锄头文库上搜索。
1、The Telencephalon 端脑,山东大学医学院解剖教研室李振华,General Appearance of Cerebrum,The telencephalon consists of right and left cerebral hemisphere, partially separated by cerebral longitudinal fissure大脑纵裂In the depths of the fissure, the corpus callosum 胼胝体connects the hemispheres across the midlineThe cerebral t
2、ransverse fissure intervenes between the hemispheres and the cerebellumEach hemisphere has three surfaces: superolateral, medial and inferior,Main Sulci,Three principal sulci Central sulcus 中央沟Lateral sulcus 外侧沟Parietooccipital sulcus 顶枕沟,Central sulcus,Lateral sulcus,Parietooccipital sulcus,Lobes o
3、f Cerebral Hemisphere,Five lobesFrontal lobe 额叶 Parietal lobe 顶叶Temporal lobe 颞叶 Occipital lobe 枕叶Insular lobe 岛叶,Frontal lobe,Parietal lobe,Occipital lobe,Temporal lobe,Insular lobe,Sulci and gyri of frontal lobe,Precentral sulcus 中央前沟Precentral gyrus 中央前回Superior frontal sulcus 额上沟Inferior frontal
4、 sulcus 额下沟Superior frontal gyrus 额上回Middle frontal gyrus 额中回Inferior frontal gyrus 额下回,Sulci and gyri of frontal lobe,Precentral sulcus,Precentral gyrus,Superior frontal sulcus,Inferior frontal sulcus,Superior, middleand inferioe frontal gyri,Sulci and Gyri of Parietal Lobe,Postcentral sulcus 中央后沟
5、Postcentral gyrus 中央后回 Intraparietal sulcus 顶内沟 Superior parietal lobule 顶上小叶 Inferior parietal lobule 顶下小叶 Supramarginal gyrus 缘上回 Angular gyrus 角回,Sulci and Gyri of Parietal Lobe,Postcentral sulcus,Postcentral gyrus,Superior parietal lobule,Supramarginal gyrus,Angular gyrus,Intraparietal sulcus,Su
6、lci and Gyri of Temporal Lobe,Superior temporal sulcus 颞上沟Inferior temporal sulcus 颞下沟Superior temporal gyrus 颞上回 Middle temporal gyrus 颞中回 Inferior temporal gyrus 颞下回 Transverse temporal gyri 颞横回,Sulci and Gyri of Temporal Lobe,Superior temporal sulcus,Inferior temporal sulcus,Superior temporal gyr
7、us,Middle temporal gyrus,Inferior temporal gyrus,Transverse temporal gyri,Sulci and Gyri of Temporal Lobe,Sulci and gyri of Superolateral surface,Precentral sulcus,Precentral gyrus,Superior frontal sulcus,Inferior frontal sulcus,Superior,middleand inferior frontal gyri,Postcentral sulcus,Postcentral
8、 gyrus,Superior parietal lobule,Supramarginal gyrus,Angular gyrus,Superior temporal sulcus,Inferior temporal sulcus,Superior temporal gyrus,Middle temporal gyrus,Inferior temporal gyrus,Intraparietal sulcus,Sulci and Gyri of Medial Surface,Corpus callosum 胼胝体 Callosal sulcus 胼胝体沟 Cingulate gyrus 扣带回
9、Cingulate sulcus 扣带沟Marginal ramus 缘支Paracentral lobule 中央旁小叶Calcarine sulcus 距状沟 Cuneus 楔叶 Lingual gyrus 舌回,Sulci and Gyri of Medial Surface,Corpus callosum,Callosal sulcus,cingulate gyrus,Cingulate sulcus,Marginal ramus,Paracentral lobule,Calcarine sulcus,Cuneus,Parietooccipital sulcus,Lingual gyr
10、us,Sulci and Gyri of Inferior Surface,Olfactory bulb 嗅球 Olfactory tract 嗅束 Olfactory trigone 嗅三角 Anterior perforated substance 前穿质 Collateral sulcus 侧副沟 Occipitotemporal sulcus 枕颞沟 Medial occipitotemporal gyrus 枕颞内侧回 Lateral occipitotemporal gyrus 枕颞外侧回 Hippocampal sulcus 海马沟 Parahippocampal gyrus 海
11、马旁回 Uncus 钩 Hippocampus 海马 Dentate gyrus 齿状回,Sulci and Gyri of Inferior Surface,Olfactory bulb,Olfactory tract,Olfactory trigone,Ant. Perforated substance,Collateral sulcus,Occipitotemporal sulcus,Medial occipitotemporal gyrus,Parahippocampalgyrus,Uncus,Lateral occipitotemporal gyrus,Hippocampus,Den
12、tate gyrus,Hippocampal formation 海马结构,Sulci and Gyri of Inferior Surface,Histology of Cerebral Cortex,Archicortex 原皮质 (hippocampal formation 海马结构) Paleocortex 古皮质 (rhinencephalon 嗅脑) Neocortex 新皮质 (most of cerebral cortex),3 cell layers,6 cell layers,Functional Location of Cerebral Cortex,First Soma
13、tic Motor Area第躯体运动区,Position: Located in precentral gyrus and anterior portion of paracentral lobule,First Somatic Motor Area第躯体运动区,Characters Representation is inverted, but head and face are uprightA body part is represented by a cortical area proportional to its use rather than its size Receivin
14、g fibers from postcentral gyrus, ventral anterior, ventral lateral and ventral posterior nuclei Sending out fibers to form pyramidal tract, controlling voluntary movements,First Somatic Motor Area第躯体运动区,First Somatic Motor Area第躯体运动区,First Somatic Sensory Area第躯体感觉区,Position: Lies in postcentral gyr
15、us and posterior portion of paracentral lobule,First Somatic Sensory Area第躯体感觉区,Characters Sensory representation, like motor area, is crossed and invertedReceiving fibers from ventral posterior nucleusInterpret sensation from opposite side of body,First Somatic Sensory Area第躯体感觉区,Visual Area 视觉区,Lie on either side of calcarine sulcus in medial surface of occipital lobe Visual cortex of one hemisphere receives impression from temporal part of retina of same side and nasal part of opposite sideLesions of visual cortex produce contralateral homonymous visual field defections,Auditory Area 听觉区,
