The Meninges of Brain, and the Cerebrospinal Fluid
脑的被膜和脑脊液
山西医科大学人体解剖学教研室
杨桂姣
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The Meninges of Brain and spinal cord
The spinal cord and brain are surrounded by three membranes, the meninges. Named from the outside inward they are the dura mater, arachnoid, and pia mater.
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The Meninges of Brain
Cerebral dural mater
硬脑膜
Cerebral arachnoid mater 脑蛛网膜
Cerebral pia mater
软脑膜
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Cerebral dural mater 硬脑膜
Characters
A thick and dense inelastic membrane that composed of two layers, an inner or meningeal and outer or endosteal
It is in loose contact with calvaria, and most strongly adherent to base of skull
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脑的被膜
(1) 硬脑膜
①由两层合成
②与 颅底结合紧密,与颅盖结合疏松
③硬脑膜形成的结构
硬脑膜隔:大脑镰 小脑镰 小脑幕 幕切迹 鞍隔
硬脑膜窦:上矢状窦 下矢状窦 横窦 乙状窦
岩上窦 岩下窦 直窦 窦汇
海绵窦
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Four septa
Cerebral falx 大脑镰
Tentorium of cerebellum小脑幕
tentorial incisure 幕切迹,
Cerebellar falx 小脑镰
Diaphragma sellae 鞍隔
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硬脑膜隔
大脑镰
小脑幕
幕切迹
鞍隔
幕切迹
小脑镰
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Sinuses of duramater 硬脑膜窦
Superior sagittal sinus 上矢状窦
Inferior sagittal sinus 下矢状窦
Straight sinus 直窦
Confluence of sinus 窦汇
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上矢状窦
下矢状窦
直窦
窦汇
横窦
岩上窦
岩下窦
海绵窦
乙状窦
硬脑膜窦
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