【单选题】【消耗次数：1】
关于脑脊液说法错误的是
①
脑脊液是黄色的液体，充满于蛛网膜下腔、脑室和脊髓中央管内
②
形成脑的水垫起保护作用，以免震动时脑组织与颅骨直接接触
③
脑脊液有营养脑和脊髓的作用
④
正常脑脊液具有一定的压力，对维持颅内压的相对稳定有重要作用
⑤
脑脊液中的化学物质还能起缓冲作用
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相关题目
【单选题】
关于脑脊液常规阐述正确的是
①
正常脑积液是乳白色
②
清晰透明的脑脊液均为正常
③
脓性脑膜炎患者脑脊液12～24h液面有薄膜形成
④
病毒性脑膜炎患者脑脊液葡萄糖浓度变化不明显
⑤
化脓性脑膜炎脑脊液氯化物含量明显降低
【单选题】
颅中窝骨折出现脑脊液耳漏的处理原则是
①
卧床休息，头低位
②
使用脱水剂减少脑脊液外漏
③
给予镇静止痛药
④
用棉球堵塞外耳道减少脑脊液外漏
⑤
用生理盐水棉球清洁外耳道
【单选题】
关于脑脊液标本采集，以下正确的是
①
所有标本放在一个试管中送检即可
②
所有试管无需无菌
③
标本可以低温保存过夜
④
标本采集无禁忌证
⑤
标本应分别收集于3～4只无菌试管内，及时送检
【多选题】
对脑,脊髓被膜的描述中,错误的是().
①
A.硬脑膜与颅顶骨结合较松,而与颅底骨紧密相贴
②
B.硬脑膜形成大脑镰和小脑幕
③
C.蛛网膜参与构成脉络丛
④
D.脑和脊髓的硬膜外腔在枕骨大孔处相通
【简答题】
简述脑脊液产生的部位及循环途径
【单选题】
下列关于蛛网膜下腔出血的描述错误的是（）
①
起病急骤、炸裂样头痛、恶心及喷射性呕吐
②
头痛与脑膜刺激征2～3天后逐渐减轻或消失
③
老年人意识障碍较重，头痛、脑膜刺激征可不典型
④
儿童少年以血管畸形破裂多见
⑤
青壮年以脑动脉瘤破裂多见
【单选题】
脑脊液分流术Ⅰ类手术切口，可能的污染菌是（ ）
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