协助老人服药操作过程中错误的是()
A、如老人吞服困难,将药片研碎服用
B、服药完毕,取回药杯
C、协助老人取舒适卧位,整理床单位
D、为老人服下药物即可离开
参考答案:A
The nurse is caring for a client admitted to the emergency department after a motor vehicle accident. Under the law, the nurse must obtain informed consent before treatment unless()
A. the client is mentally ill.
B. the client refuses to give informed consent.
C. the client is in an emergency situation.
D. the client asks the nurse to give substituted consent.
雷达扫描亮度通常是通过()来调节的。
A、扫描方波电路
B、改变锯齿形电流的大小
C、控制显象管灯丝电压
D、控制显象管栅极负偏压