题目内容
有关保留灌肠的操作，下列错误的是__
2021-09-17
A.嘱病人先排大小便
B.肛管插入直肠7-10cm
C.液面距肛门高度40-60cm
D.液量不超过300ml
E.灌肠后嘱病人忍耐30分钟排便
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