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【单选题】
消毒皮肤的操作中,下列哪错误的:
A.
由手术区中心部向四周涂擦
B.
消毒感染伤口或肛门涂擦方向应从手术区外周感染区域
C.
已接触污染部位纱布禁忌反擦清洁部
D.
消毒范围为切口周围10cm处
E.
有延长切口可能时，消毒范围应适当扩大
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【简答题】将选中的艺术字样式更改为艺术字库中第4行第2列样式，并为新样式添加三维效果(三维样式列表中第3行第4列)。
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