文档介绍：The Meninges and Blood Vessels of Brain and Spinal Cord, and the Cerebrospinal Fluid
The Meninges of Brain and Spinal Cord
被膜脊髓脑
.dura mater 硬膜硬脊膜硬脑膜
arachnoid 蛛网膜脊髓蛛网膜脑蛛网膜
pia mater 软膜软脊膜软脑膜
脑和脊髓的被膜由外向内三层
The meninges of spinal cord
Spinal dura mater 硬脊膜
Spinal arachnoid mater脊髓蛛网膜
Spinal pia mater 软脊膜
Spinal dura mater 硬脊膜
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Above, 附于枕骨大孔
Below, 在第二骶椎平面以下,包裹终
丝,附于尾骨
Epidural space 硬膜外隙
Position:硬脊膜与椎管内面的骨膜及黄韧带之间
Contents: 脊神经根、疏松结缔组织、脂肪、淋巴管和椎内静脉丛等。
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1)负压
2)不与颅内相同
3)麻醉
Subdural space硬膜下隙
Spinal arachnoid mater 脊髓蛛网膜
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为一有光泽的半透明薄膜
缺乏血管和神经
Above, 与脑蛛网膜相续
Subarachnoid space 蛛网膜下隙
Position: 脊髓蛛网膜与软脊膜
之间,充满脑脊液
向上与脑的蛛网膜下隙相通
Terminal cistern 终池:
脊髓末端~ s2
内容:终丝、马尾
穿刺:S 3 ~ 5
Lumbar spinal puncture (spinal tap)
Spinal pia mater 软脊膜
紧贴脊髓表面,富含血管和神经,菲薄,下端构成终丝
Denticulate ligament
齿状韧带:
----19~21对
----固定脊髓
----椎管内手术时区分脊神经前、后跟的的标志
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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