常用于根管机械预备的器械为() A.根管钻和冲洗器 B.根管钻和根管锉 C.金刚砂钻

题型:单项选择题

问题:

常用于根管机械预备的器械为()

A.根管钻和冲洗器

B.根管钻和根管锉

C.金刚砂钻和根管锉

D.拔髓针和光滑髓针

E.扩孔钻和螺旋充填器

考点:北京住院医师口腔科Ⅰ阶段牙体牙髓科牙体牙髓科题库
题型:单项选择题

中枢神经系统感染性疾病为哪些等病原体感染了中枢神经系统,产生临床症状()

A.细菌,真菌,病毒

B.细菌,真菌,螺旋体,寄生虫,病毒

C.细菌,真菌,寄生虫,病毒

D.细菌,真菌,结核杆菌,病毒

E.细菌,真菌,螺旋体,结核杆菌

题型:单项选择题

包装中的静脉留置针,不可使用的是()。

A.包装在有效期内

B.针头斜面无倒钩

C.外套管与内套管相连牢固无松动

D.包装无漏气

E.导管边缘无粗糙

题型:单项选择题

Years ago people could hardly accept the ideas of a woman's being a doctor.In order to get into medical school in 1847,Elizabeth Blackwell was asked to keep it a secret that she was a woman.This was contrary to her beliefs,and she refused to do it.After entering medical school,Elizabeth often had to summon(鼓起) all her courage to free the unkindness of teachers and classmates.By her great efforts,she was able to complete her studies.Many people came to her graduation just to have a look at a woman doctor.Doctor Blackwell soon found that most people were not as ready as to go to a woman doctor.She had to struggle to make a living.Then came the great day when she was offered a job as a doctor in a hospital.She did so well that she was asked to organize a new hospital and medical college.The United States can now be proud of thousands of women doctors.

小题1:How do you think Elizabeth was treated in the medical school?

A.Kindly.

B.Unfairly. 

C.Normally. 

D.Cruelly.小题2:Many people came to see Elizabeth when she graduated ______.

A.because they wanted to congratulate her on being a doctor

B.because they didn't believe she would be famous in the future

C.because they wanted to find out the secret of her success

D.because they weren't sure that she could manage to finish her schooling小题3:The underlined word “contrary” most probably means______.

A.against

B.familiar

C.wrong

D.similiar小题4:When she was at the medical school,Blackwell ______.

A.had to pretend to be a boy student in class

B.was discouraged by the others' critical looks

C.felt sorry that she was a woman

D.made great efforts to do well in her lessons

题型:单项选择题

柜内货物运输保险中,水运工具可以分为()

A、火车、汽车和驿运

B、轮船、机动船和非机动船

C、直达、联运和集装箱运输

D、邮包、航空、联运

题型:单项选择题

下列关于压电式和磁电式两种测振传感器的说法中,正确的是()。

A.两种测振传感器都有机械运动元件

B.压电式测振传感器有机械运动元件,磁电式测振传感器没有机械运动元件

C.压电式测振传感器没有机械运动元件,磁电式测振传感器有机械运动元件

D.两种测振传感器都没有机械运动元件

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