机动车高速行驶中出现转向失控时,驾驶人要如何处置?
A.紧急制动
B.抢挂低速挡
C.合理使用行车制动和驻车制动,避免紧急制动
D.开启危险报警闪光灯
参考答案:B,C,D
血清钾减低见于()。
A.输入大量库存血
B.挤压综合征
C.肾功能障碍
D.大量利尿
E.大面积烧伤
The nurse is caring for four clients on a step-down intensive care unit. The client at the highest risk for developing nosocomial pneumonia is the one who()
A. has a respiratory infection.
B. is intubated and on a ventilator.
C. has pleural chest tubes.
D. is receiving feedings through a jejunostomy tube.