【单选题】
换药目的是___
A. 清除失活坏死组织，防止创面裸露，促进伤口愈合
B. 观察伤口，去除坏死组织，清洁创面，引流通畅，促进组织生长
C. 两者均是
D. 两者均否
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答案
B
解析
暂无解析
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【单选题】
关于清创术，以下哪项是错误的___
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