根管成形的目的,以下哪一项除外()
A.清除根管内感染物质
B.便于根管充填
C.便于根管内封药
D.在根管清理的基础上,进一步消除感染
E.扩大根尖孔,以利于引流
参考答案:E
A client is hospitalized with a diagnosis of chronic renal failure. An arteriovenous fistula was created in his left arm for hemodialysis. When preparing the client for discharge, the nurse should reinforce which dietary instruction()
A. "Be sure to eat meat at every meal. "
B. "Monitor your fruit intake and eat plenty of bananas. "
C. "Restrict your salt intake. "
D. "Drink plenty of fluids. "
编入氨泄漏事故抢救组的人员有什么要求:()。
A、熟悉制冷系统工艺、了解设备设施状况的人员
B、心理素质高的专业技术人员或操作人员
C、身强力壮的工人
D、有氨泄漏处理经验的技术人员