第8题: [单项选择]If you see someone fall overboard from a vessel,you should(). A. immediately jump in the water to help the individual B. call for help and keep the individual in sight C. run to the radio room to send an emergency message D. go to the control room for the distress flares 参考答案:B
第25题: [单项选择]女性,62岁,有慢性阻塞性肺疾病病史10余年,近2年有下肢水肿。5天前受凉后咳嗽加重,意识模糊伴躁动不安。尿常规检查正常。血气分析显示:pH7.10PaO48mmHgPaCO85mmHg,HCO30mmol/I。符合下列哪一项酸碱平衡失常( ) A. 代谢性酸中毒,失代偿 B. 呼吸性酸中毒,代谢性酸中毒,失代偿 C. 呼吸性酸中毒+代谢性酸中毒 D. 呼吸性酸中毒+代谢性碱中毒 E. 代谢性酸中毒+代偿性代谢性碱中毒 参考答案:B