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
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.
The Meninges of Brain
Cerebral dural mater
硬脑膜
Cerebral arachnoid mater 脑蛛网膜
Cerebral pia mater
软脑膜
Cerebral dural mater 硬脑膜
Characters
A thick and dense inelastic membrane posed 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
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
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
硬脑膜隔
大脑镰
小脑幕
幕切迹
鞍隔
幕切迹
小脑镰
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
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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