循环性缺氧的血气特点是( )。A．氧含量正常 B．氧容量降低 C．血氧饱和度降低 发布时间：2017-06-07 03:27 │ 来源：www.tikuol.com 题型：单项选择题 问题： 循环性缺氧的血气特点是( )。A．氧含量正常B．氧容量降低C．血氧饱和度降低D．动静脉氧含量差正常E．以上都不是
题型：单项选择题 阅读短文， 然后从方框中选出可以填入文中空白处的单词， 并将其填入短文后相应题号的横线上。follow; hard; now; interest; just; everyone; other; than; firstly; what How many people do you communicate with in a day? Probably a lot more (1)________ you did ten years ago. (2)______ we can: talk to people in more and more ways, not (3)______ face-to-face and on the phone, but also through the Internet. It is very important for (4)______ to try and improve their communications skills, so let's remember the four golden rules of good communication. (5)______, be as clear as you can. Misunderstandings happen if we don't say correctly (6)_______ we mean. Secondly, we have to work (7)_______ at listening. Pay attention to what the other person is saying. Thirdly, ask (8)_______ people what they think, don't only tell them what you think. Fourthly, give them time to say what they want, and show (9)_______ in what they say. If you (10)______ these rules, you will be a good communicator. 查看答案
题型：单项选择题 女性，25岁，怀孕2个月余，因恶心、呕吐、乏力2周，皮肤黄染进行性加深5d，嗜睡1d入院。体检：嗜睡状态，皮肤注射部位可见出血斑，巩膜深度黄染，扑翼样震颤（+），移动性浊音（+），化验：ALT45U，总胆红素252μmol／LPT20s（对照12s）。病人诊断首先考虑为（）A.肝炎后肝硬化、肝性脑病B.急性重症肝炎C.亚急性重症肝炎D.急性妊娠脂肪肝E.淤胆型肝炎，肝功能衰竭 查看答案
题型：单项选择题 下列关于发病率与患病率的叙述中，正确的是哪几项?()A．计算公式的分子不相同 B．发病率常用于幔性病流行水平的描述 C．发病率低的疾病但患病率可能比较高 D．两者的观察方式都是横断面的 E．患病率常用于急性病流行水平的描述 查看答案