搜题请搜索小程序“爱下问搜题”
问题 单项选择题

女性，40岁，晨起双手指间关节僵硬，不能握拳2年；双腕关节肿胀、疼痛并有压痛8个月；双膝关节肿胀疼痛6个月。双手X线平片见软骨下部有囊腔形成，附近骨组织磨沙玻璃改变，关节间隙变窄。类风湿阴子阴性，从腕关节滑膜活检结果为炎性增生改变。诊断是（）。

A．风湿性关节炎

B．原发性骨关节炎

C．典型类风湿性关节炎

D．类风湿性关节炎可能

E．继发性骨关节炎

答案

参考答案：C

填空题

根据汉语或首字母写出正确的英语单词。

1. We (举行) _____ a birthday party for him.

2. The (三) _____ month of the year is March.

3. March eighth is (妇女) _____ Day.

4. Li Ping (想)_____ to go back to school.

5. ---What's your (母亲) _____ name?

---Her name is Wang Lin.

6. J_____1 st is New Year's Day.

7. We have an art f_____ every year.

8. September 9 is the n_____ day of September.

9. There are twelve m_____ in a year.

10. Do you often have school t_____ at school?

查看答案
单项选择题

非水碱量法测定硫酸奎宁时，硫酸奎宁与高氯酸的摩尔比

A．1∶1
B．l∶2
C．1∶4
D．l∶3
E．1∶6

查看答案