下载APP
【单选题】
People faint (晕倒) when the normal blood supply to the brain is suddenly out down. This can happen if they are surprised or shocked by sudden news or something they see. Some people faint if they see others hurt. Some people faint in crowds. Others faint if they are a in a room that is hot and stuffy (不通气的，闷热的).
If a person faints while standing, lay him down. If his face is pale, lift his feet. If he is sitting down when he faints, place his head between his knees. Loosen any tight clothing that might keep him from breathing easily. If possible, place a cold, wet cloth on his forehead (前额).The passage says that people can faint if they are（）.
A．frightened
B．worried
C．happy
D．Both A and B
B．worried
C．happy
D．Both A and B
A.
People faint (晕倒) when the normal blood supply to the brain is suddenly out down. This can happen if they are surprised or shocked by sudden news or something they see. Some people faint if they see others hurt. Some people faint in crowds. Others faint if they are a in a room that is hot and stuffy (不通气的，闷热的).
B.
If a person faints while standing, lay him down. If his face is pale, lift his feet. If he is sitting down when he faints, place his head between his knees. Loosen any tight clothing that might keep him from breathing easily. If possible, place a cold, wet cloth on his forehead (前额).
题目标签：通气
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】有关肺通气／灌注显像下列描述正确的是（）。
A.
肺灌注和肺通气均异常可排除肺栓塞
B.
肺通气正常可排除肺栓塞
C.
肺灌注正常，肺通气异常不能排除肺栓塞
D.
肺灌注异常，肺通气正常可排除肺栓塞
E.
肺灌注正常可排除肺栓塞
【单选题】ARDS机械通气的策略是
A.
小潮气量[Vt 5～8ml/(kg·分钟)]、高PEEP(≥10cmH2O)
B.
小潮气量[Vt 5～8ml/(kg·分钟)]、中等PEEP(5～8cmH2O)
C.
小潮气量[Vt 5～8ml/(kg·分钟)]、低PEEP(≤5cmH2O)
D.
正常潮气量[Vt 10～15ml/(kg·分钟)]、中等PEEP(≤5～8cmH2O)
E.
大潮气量[≥15ml/(kg·min)]、高PEEP(≥10cmH2O)