女,68岁。急性广泛前壁心肌梗死2天,现自觉心跳不规则,心电图示室性期前收缩、二联律 发布时间:2017-05-31 16:33 │ 来源:www.tikuol.com 题型:单项选择题 问题: 女,68岁。急性广泛前壁心肌梗死2天,现自觉心跳不规则,心电图示室性期前收缩、二联律。首选治疗是A.普罗帕酮B.氟卡尼C.奎尼丁D.利多卡因E.维拉帕米
题型:单项选择题 手掌、手背出血的指压止血法是指( )。A.压迫手腕横纹稍上处的内、外侧静脉止血B.压迫肱二头肌内侧沟中部的搏动点止血C.用两手的拇指放在其前臂远端掌侧面的两侧压迫止血D.压迫手掌与手指连结处 查看答案
题型:单项选择题 下图为A地地平面观察到的太阳视运动过程图”,其中虚线圈为太阳视运动轨迹,B为A地的天顶,C为太阳视运动某一位置。读图完成1-2题。1.当太阳位于C位置,∠ BAC =50°北京时间为16: 00 时,A地的经纬度位置为 [ ]A.70°N,60°E B.70°S,60°EC.66°34′N,150°ED.66°34′S,150°E2.一支地理科考队在A地考察的内容可能是 [ ]A.海洋渔场的形成原因 B.塔里木盆地石油的储藏量C.极地气候下的生态环境 D.南极地区大气臭氧含量 查看答案
题型:单项选择题 阅读对话,完成下面对话。A: Eric, you look unhappy. What's the matter?B: My best friend, John, is ill in hospital. A: 1 What’s wrong with him?B: He has a stomachache and can't eat anything. A: But he looks very healthy. B: 2 He’s too much heavy because he eats too much meat. A: 3 B: You are right. His doctor told him to take more exercise and eat less meat, but he didn't listen to the doctor. A: 4 B: Yes. Now he thinks his doctor is right and he decides to do as the doctor told him. A: 5 B: Me, too. A. I hope he'll be better soon. B. I’m sorry to hear that. C. It’s bad for his health. D. I don't think so。E. He hopes to be thin. F. I'm sure he must feel sorry for it. G. He didn’t like to eat it. 查看答案
题型:单项选择题 男性,60岁,近2年来经常有劳累后心前区疼痛症状(冠状动脉痉挛),突然发生持续性心前区痛,持续3小时尚不消退,服血管扩张药也不缓解。入院检查诊断为心肌梗死,心肌梗死属于A.贫血性梗死B.液化性坏死C.败血性梗死D.出血性梗死E.坏疽 查看答案