In writing,students may not know how to put something into proper English and thus ask their teacher for help.Here the teacher is to play the role of a/an .
In writing,students may not know how to put something into proper English and thus ask their teacher for help.Here the teacher is to play the role of a/an .
患者,男,25岁。肋骨骨折后合并血气胸,急诊行胸腔闭式引流术。对胸腔闭式引流护理,错误的是( )
嘱患者勿折叠、扭曲、压迫管道
嘱患者翻身时勿牵拉引流管
保持水封瓶长管没入水中6~8 cm
指导患者多做深呼吸运动
更换引流瓶时应双重夹闭引流管
以下对口腔临床感染控制的说法不正确的是
可燃气体和有毒气体检(探)测器的检(探)测点,应据气体的理化性质、释放源的特性、生产场地布置、地理条件、环境气候、操作巡检路线等条件,选择气体易于积聚和便于采样检测之处布置,下列探测器的布置原则,符合要求的是( )。