问题 选择题

健康人的尿液不含葡萄糖是因为(  )

A.尿液流经肾小球时被重吸收

B.尿液流经肾小管时被重吸收

C.原尿流经肾小球时被重吸收

D.原尿流经肾小管时被重吸收

答案

血液流经肾小球时,血液中的尿酸、尿素、水、无机盐和葡萄糖等物质通过肾小球的过滤作用,过滤到肾小囊中,形成原尿.当原尿流经肾小管时,原尿中对人体有用的全部葡萄糖、大部分水和部分无机盐,被肾小管重新吸收,回到肾小管周围毛细血管的血液里.原尿经过肾小管的重吸收作用,剩下的水和无机盐、尿素和尿酸等就形成了尿液.所以健康人的尿液不含葡萄糖是因为原尿流经肾小管时被重吸收.

故选D

填空题
阅读理解

第二节信息匹配 (共5小题;每小题2分,满分10分)
阅读下列应用文及相关信息,并按照要求匹配信息。请把答案填写在答题卡上将对应题号上。(选E项,在答题卡上将A,B涂黑; 选F项,在答题卡上将C,D涂黑)   
  首先,请阅读下列应用文:
A.Discover
Newsmagazine of science devoted to the wonders and stories of modern science, written for the educated general reader. Published by Disney Magazine Publishing CO., Discover tells many of the same stories professionals read in Scientific American. A truly delightful family science magazine, each issue brings to light new and newsworthy topics to make dinnertime and water-cooler conversations interesting.
  
B. WORLD TRAVEL
This weekly magazine can bring the world to your home. Have you ever wondered what the Chinese eat for breakfast? Did you know that the Sahara Desert is getting bigger every year? This fascinating magazine, full of color photographs, is your window on the world.
C.Self
Published by Conde Nast Publications Inc., Self is a handbook devoted to women’s overall physical and mental health. Every issue contains usable articles such as “Style Lab”, in which wearable clothes are mixed and matched on non-models and the “Eat-Right Road Map”, with tips on how to eat properly.
  
D.FOREIGN PARTS
The weekly magazine tells what you need to know if you’re thinking of traveling. Helpful advice on what to pack and what to buy once you’re there. Lots of colour photos to help you choose the best hotel, the cheapest flights and a special guide to different climates each week.
 
E. Wired
This magazine is designed for leaders in the field of information engineering including top managers and professionals in the computer, business, design and education industries. Published by Conde Nast Publications Inc, Wired often carries articles on how technology changes people’s lives.
  
F. EUROPE NEWS
The weekly magazine keeps you in touch with what’s happening. Filled with facts and figures about almost everything you can think of, plus articles by our regular writers on the week’s most interesting new stories. Special back page sums up the news for the busy readers.
请阅读以下读者的信息,然后匹配读者和他/她最适合的杂志:
61. Bill travels a lot when he was younger. Now that he has stopped his work, he enjoys reading about foreign people, places and customs even if he has already visited that part of the world.
62. Emi is a university student studying Italian and Politics. She doesn’t have much time to read anything very detailed but she is looking for something with plenty of news and information.
63. Ben serves as an assistant to the general manager of an American company in Los Angeles. He is very interested in management and the use of high technology.
64. Up till now Brigitte has never traveled far so this year she has decided to go abroad for the first time. The travel agent suggests that she should read about various countries first before choosing her holiday.
65. Susan likes shopping. She is interested in buying clothes and she needs to be offered advice on clothes.