第25题: [单项选择]横骨上廉至内辅骨上廉的骨度分寸是 A. 12寸 B. 13寸 C. 16寸 D. 18寸 E. 19寸 参考答案:D
第26题: [多项选择]缓解轻、中度急性哮喘症状的首选药为()。 A. 福莫特罗 B. 沙美特罗 C. 丙卡特罗 D. 沙丁胺醇 E. 特布他林 参考答案:D, E 答案解析:本题考查要点是“β2受体激动剂的作用特点”。β2受体激动剂是控制哮喘急性发作的首选药。常用的短效β2受体激动剂有沙丁胺醇和特布他林,平
第27题: [单项选择]Questions 19 to 22 are based on the conversation you have just heard.A. They live in caves. B. They killed off most of the trees. C. They could take advantage of the sun. D. They faced the house to south and insulated heated stones at night. 参考答案:D 答案解析:[解析] How did people in the early Ice Age keep warm