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【单选题】
关于T管的护理不正确的是：（）A.
将T管固定于床单，翻身时注意不要牵拉
B.
注意观察引流管的颜色、量、性状
C.
防止引流管扭曲、折叠、受压，保持引流管通畅
D.
长期带，定期更换引流袋，严格执行无菌操作
E.
拔管前要试行夹管
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举一反三
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A.
Because, so
B.
So, because
C.
Because, / D Because, but
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B.
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C.
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A.
Because, so
B.
/, so
C.
/, because
D.
So, because
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A.
Because; so
B.
So; because
C.
Because; /
D.
So; /
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