问题 单项选择题

尿红细胞形态学检查可判断

A.原发与继发性肾小球疾病

B.泌尿系畸形与肿瘤性血尿

C.肾小球性与肿瘤性血尿

D.肾炎与肾病性血尿

E.感染与非感染性血尿

答案

参考答案:A

解析:[解题思路] 肾小球源性血尿产生的主要原因为肾小球基底膜断裂,红细胞通过该裂缝时受到血管内压力挤出时受损,受损的红细胞其后通过肾小管各段又受到不同渗透压和pH作用,呈现变形红细胞血尿,红细胞容积变小,甚至破裂。

阅读理解

阅读理解。

     Going, Going, Gone!

     The Haynes Middle School Parent-Teacher Organization invites you to attend our latest fund (基金)-raiser,

The Fourth Annual (每年一次的) Haynes School Auction (拍卖)!

     Saturday, May 10

     6:00 p.m.-11:00 p.m.

     in the school hall

     6:00 p.m.-6:30 p.m.: All items for auction are previewed.

     6:30 p.m.-7:00 p: m.: Silent auction begins.

     7:00 p.m.-7:30 p.m.: Highest bidders (出价人) from silent auction are determined.

     7:30 p.m.-11:00 p.m.: Main auction begins. 

     Items up for bid in the silent auction range in value from $5.00 to $30.00.

     Items up for bid in the main auction include the following:

     ●Airline tickets to a place of your choice

     ●Weekend getaways at first-class hotels

     ●Season tickets to the Chicago Bears football game

     ●$50 gift tickets to local gift shops, restaurants, and salons

     ●Theater tickets to. The Merchant of Venice

     Don't miss the boat! Book your tickets today.

     Last year, tickets sold out in five days!

     Tickets are sold on a first come, first served basis.

     $15.00 per person

     All the money from the auction will be given to the Haynes School computer lab.

1. The more items that are given or bought for auction, _____.

A. the less money that will be charged for the tickets to the auction

B.the more money that can be raised to support the computer lab

C. the faster the ticket will be sold to the auction

D. the higher the value that will be placed on the items in the silent auction

2. Which of the following is most likely to happen at the year's auction?

A. Ihe airline tickets will receive higher bids than any other item.

B. All items up for hid will be sold for at least twice their value.

C. More money will be raised this year than any other year before.

D. Tickets for the event will be sold out in less than one week.

3. The phrase "first come, first served" tells you that _____.

A. people can buy the tickets on the first day only

B. the person who is the first to arrive will receive a ticket at no charge

C. food and drinks will be served at the auction

D. tickets are sold in the order of who arrives first to buy them

单项选择题