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当前学科：第十六章神经系统疾病病人的护理
题目：
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颅脑损伤病人抬高床头15°～30°的目的是（）。
A . 减轻脑水肿
B . 有利于伤口愈合
C . 有利于呼吸道通畅
D . 病人舒适
E . 防止误吸
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