问题 单项选择题 A3/A4型题

女性,18岁。视力下降2年,伴反复发作肢体瘫痪1年,经2次住院治疗,有所缓解。脑脊液寡克隆带阳性。视觉及体感诱发电位异常。MRI:脑白质多发性T2加权高信号。

该病人初步诊断依据是()。

A.青年女性

B.视力障碍

C.脑脊液寡克隆带阳性

D.MRI见脑白质多发性T2加权高信号

E.反复发作及缓解的中枢神经系统多灶性损害

答案

参考答案:E

问答题

读图,分析回答:

(1)从图中提供的信息分析,舟山渔场发展海洋渔业的有利条件。

                                                                                                                                                              

                                                                                                                                                              

(2)结合已学的气候和地形知识分析:A(长芦盐场)、B(布袋盐场)两个盐场的成因有什么不同?

                                                                                                                                                              

                                                                                                                                                              

(3)盐是制碱的原料,请说说天津发展制碱的有利条件吗?

                                                                                                                                                              

                                                                                                                                                               

选择题