【简答题】病历摘要:患者,男性,54岁,于3d前集体聚餐后开始排水样便,伴有呕吐,呕吐物为胃内容物。早上进餐后感觉剧烈胸痛,心慌、乏力。急诊护士发现患者大量出汗、面色苍白,表情恐惧,血压88/56mmHg,心率50次/min,手脚冰凉。初步诊断考虑是A、急性左心衰 B、急性胃肠炎 C、急性心肌梗死 D、不稳定型心绞痛 E、心源性休克 F、肺水肿 G、胃溃疡 在急诊先做哪些检查A、心电图 B、血常规 C、血气...
【简答题】(1)在同温、同压下,实验测得CO、N 2 和O 2 三种气体的混合气体的密度是H 2 的14.5倍,其中O 2 的物质的量分数为__________。若其中CO和N 2 的物质的量之比为1∶1,则混合气体中氧元素的质量分数为______________。 (2)相同条件下,某Cl 2 与O 2 混合气体100 mL恰好与150 mL H 2 化合生成HCl和H 2 O,则混合气体中Cl 2 与O...
【单选题】If you want to control the front wheel over various kinds of road conditions, you need learn to use_______.
【简答题】— You needn't do the work till after the New Year. — _________________. A: No, you needn't B; Happy New Year to you C; Oh, good! Thank you.
【简答题】First, welcome to West Lake! I am glad to serve all of you. Today you come here, you are sure to be attracted by its beauty. Hangzhou is famous for West Lake which is a famous fresh water lake, It lie...
【单选题】If you come to Hangzhou, you shouldn’t miss the show Impression West Lake! It is created by the famous director Zhang Yimou, and the actors’ performance __________on the water of the West Lake.
【单选题】You _________be too cautious when you are driving especially on the freeway.
【简答题】To avoid buying or selling a stock at a price higher or lower than what you wanted, you need to place a limit order rather than a 【S1】______ market order. A limit order is an order if to buy or sell a...
【单选题】If you go to the west suburbs of the city, you ________ a lot of nee buildings.