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【单选题】
休克病人使用血管收缩剂的护理,哪一项有错
A.
必要时短期小量应用
B.
低浓度,慢滴速开始
C.
每10分钟测定血压、脉搏1次,平稳后测定时间可延长
D.
必须在血容量已补足时才能应用
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