26岁初产妇，妊娠40周，头位，自然临产，产程顺利，宫口开大8cm

搜题请搜索小程序“爱下问搜题”

问题单项选择题 A3/A4型题

26岁初产妇，妊娠40周，头位，自然临产，产程顺利，宫口开大8cm，胎头棘下2cm，自然破水，羊水黄绿，破水5分钟后病人自觉呼吸困难，烦躁，发绀，血压80／40mmHg，心率126次／分，呼吸45次／分，胎心率120次／分

对病人立即进行处理，以下哪项是错误的（）

A.正压给氧

B.头低脚高位

C.输血补充血容量

D.呋塞米静脉推注

E.毛花苷丙静脉推注

答案

参考答案：B

阅读理解

根据短文内容判断正(T)误(F)。

Yesterday was September 10. It was Teachers' Day. We bought some flowers and presents for our

teachers. We thanked them for their hard work. Our teachers were very happy. In the afternoon we held a

party in our school hall. Many students and teachers gave wonderful performances (演出) at the party. Our

teachers sang and danced happily with us. All the teachers and students had a good time.

( ) 1. Yesterday was National Day.

( ) 2. We bought some flowers and presents for our teachers.

( ) 3. Our teachers were not happy.

( ) 4. We held a party in the afternoon.

( ) 5. We all had a good time.

单项选择题

若对表3-1按 (12) 进行运算，可以得到表3-2。

A．σ条形码=’01020211’∨’02110200’(表3-1)

B．σ商品名=’毛巾’∨’铅笔’(表3-1)

C．σ价格≥8(表3-1)

D．π1，2，3(表3-1)