问题
单项选择题
引起Ⅰ型呼吸衰竭的常见病因是
A．肺部广泛炎症
B．慢性支气管炎
C．慢性阻塞性肺疾病
D．肺源性心脏病
E．上呼吸道阻塞
答案
参考答案：A
解析：I型呼吸衰竭是缺氧不伴二氧化碳潴留，常由于肺换气功能障碍所致，见于肺部广泛炎症、重度肺结核、弥漫性肺间质纤维化、肺水肿、急性呼吸窘迫综合征 (ARDS)等。因此答案是A。
搜题请搜索小程序“爱下问搜题”
引起Ⅰ型呼吸衰竭的常见病因是
A．肺部广泛炎症
B．慢性支气管炎
C．慢性阻塞性肺疾病
D．肺源性心脏病
E．上呼吸道阻塞
参考答案：A
解析：I型呼吸衰竭是缺氧不伴二氧化碳潴留，常由于肺换气功能障碍所致，见于肺部广泛炎症、重度肺结核、弥漫性肺间质纤维化、肺水肿、急性呼吸窘迫综合征 (ARDS)等。因此答案是A。
（1）从B栏中找出与A栏相对应的答语。（5分） A B
2. What day is it today? 3. Could you please do me a favor? 4. How well you dance! 5. We won the basketball match. （2）从框里选择填入对话相应空白处的适当选项（10分）
B. Yes, please. A. How do you feel now? B. 2 . A. What are you going to do before leaving school? B. I’m going to take some photos with my teachers and classmates, give gifts to my teachers and write best wishes to my classmates A. Will you miss your teachers and classmates? B. Sure, and I’ll remember the past three years of my school life for ever. A. 3 B. By sending e-mails, making telephone calls or writing letters. A. When are you going to have a get-together with your classmates? B. We’ll be back for our school’s 20th anniversary ceremony. A. 4 B. I’m going to be a scientist, so I’ll keep on working hard at my lessons to make my dream come true. A. 5 . B. First, I want to say “Thanks” to my teachers for teaching me so well. Second, I wish my teachers and classmates health, happiness and good luck. At last, I hope our school will continue to be the top in Tongren. |