试题与答案

(93-95题共用题干)  患者女,7.5岁,右上1外伤冠折、切角缺损,即刻来院就诊

题型:单项选择题

题目:

(93-95题共用题干)  患者女,7.5岁,右上1外伤冠折、切角缺损,即刻来院就诊,口腔检查,穿髓孔大、探痛(++)叩痛(±)

治疗首选

A.直接盖髓术

B.活髓切断术

C.拔髓术

D.根管治疗术

E.塑化疗法

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B解析:在体外应用物理、化学、生物免疫学方法分离和杀灭外周血干细胞中混杂的肿瘤细胞。对自身外周血干细胞移植是必不可少的步骤,否则,肿瘤复发率比异基因外周血干细胞移植高得多。净化方法有二种:...

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题型:完形填空

读下面一段短文,根据上下文意思用方框内的所给词的适当形式填空。

In  小题1:(I)school , the rules for students are very strict, but I think they are necessary. Following the rules is everyone’s duty. They keep the students from fighting, smoking,  小题2:(make)noise in class and so on.

Most of the  小题3: ( student) can follow the rules. But some problem students often break the rules. They destroy public things, such as desks,windows, trees and flowers. So they 小题4:(punish). I like the rules, because they make our school  小题5:  (safety),they make it a beautiful environment for us to study.

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