大脑（端脑） Cerebrum (Telencephalon) Guigiong He Department of Anatomy Chongqing Medical University
大脑 (端脑) Cerebrum (Telencephalon) Guiqiong He Department of Anatomy Chongqing Medical University
主要内容 大脑半球的外形 -背外侧面 -内侧面和下面 ■大脑半球的内部结构 大脑皮质 -大脑髓质 -侧脑室 -边缘系统
主要内容 ◼ 大脑半球的外形 -背外侧面 -内侧面和下面 ◼ 大脑半球的内部结构 -大脑皮质 -大脑髓质 -侧脑室 -边缘系统
大脑一是脑的最大部分。分为左、右两 个大脑半球，每个半球分为五叶，两半 球之间被大脑纵裂分隔，大脑纵裂底为 胼胝体corpus callosum Cerebrum Cerebrum Cerebellum
大脑 –是脑的最大部分。分为左、右两 个大脑半球，每个半球分为五叶，两半 球之间被大脑纵裂分隔，大脑纵裂底为 胼胝体corpus callosum Cerebrum Cerebrum Cerebellum
CEREBRAL IE-69 FEATURES 两极：额极，枕极 三缘：上缘，下缘，内侧缘 三面：背外侧面，内侧面，下面 ·▣Gyri-Elevated ridges“winding'around the brain ·沟Sulci-Small grooves dividing the gyri -Central Sulcus:Divides the Frontal Lobe from the Parietal Lobe .Fissures-Deep grooves,generally dividing large regions/lobes of the brain -Longitudinal Fissure大脑纵裂：Divides the two Cerebral Hemispheres -Transverse Fissure大脑横裂：Separates the Cerebrum from the Cerebellum -Lateral Fissure外侧沟：Divides the Temporal Lobe from the Frontal&Parietal Lobes
Cerebral Features • 沟Sulci – Small grooves dividing the gyri – Central Sulcus: Divides the Frontal Lobe from the Parietal Lobe • 裂Fissures – Deep grooves, generally dividing large regions/lobes of the brain – Longitudinal Fissure大脑纵裂: Divides the two Cerebral Hemispheres – Transverse Fissure大脑横裂: Separates the Cerebrum from the Cerebellum – Lateral Fissure外侧沟: Divides the Temporal Lobe from the Frontal & Parietal Lobes • 回Gyri – Elevated ridges “winding” around the brain. 两极: 额极, 枕极 三缘: 上缘,下缘, 内侧缘 三面: 背外侧面, 内侧面, 下面
沟/裂 Parietal 中央沟 lobe 顶枕沟 Frontal lobe Occipital 大脑纵裂 lobe 外侧沟 Temporal lobe 枕前切迹 Cerebellum 大脑横裂
大脑纵裂 大脑横裂 外侧沟 中央沟 沟/裂: 顶枕沟 枕前切迹