寻常型银屑病,一般不累及() A.头皮 B.粘膜 C.胃肠道 D.甲 E.肝.肾

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问题:

寻常型银屑病,一般不累及()

A.头皮

B.粘膜

C.胃肠道

D.甲

E.肝.肾

考点:皮肤科住院医师红斑及鳞屑性皮肤病红斑及鳞屑性皮肤病题库
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批发市场的功能包括()。

A.产品提供功能

B.经济辐射功能

C.管理功能

D.服务功能

E.媒介功能

题型:多项选择题

关于无功能胰岛细胞瘤的说法,正确的是

A.是胰腺最常见的隐性内分泌肿瘤

B.多发为主

C.属于胰岛的B细胞肿瘤

D.偶见空腹或非劳累时的发作性低血糖反应

E.瘤体较小时即易出现液化

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Beijing: The United States and North Korea had their first ______ in four months here this afternoon as part of the ______ negotiations on how to end North Korea’s nuclear program, but diplomats played down prospects for______. James A. Kelly, assistant ______, and Kim Yong Ⅱ, North Korea’s deputy foreign minister, met ______ of formal discussions, ______ on direct dialogue that began after a stormy meeting ______ in which North Korea warned that it was moving quickly to ______ nuclear arms. The Bush administration had insisted ______ that it would only hold talks with North Korea ______ because, it argued, only ______ pressure would persuade North Korea to______. It got its way when North Korea dropped its insistence on ______ and agreed, after extensive efforts by China, to hold unusual simultaneous negotiations with ______,______,______ and ______ as well as the United States. Though Bush administration officials had not ______ talking privately with the North Koreans during______, the fact that Mr. Kelly and Mr. Kim met on the first day was seen as a sign of ______ by the American side.

题型:多项选择题

以下哪一种情况不属于混杂

A.分层与不分层资料计算所得OR值不相等

B.非暴露组疾病与欲判断因素间OR>l

C.非病例组暴露与欲判断因素间OR>1

D.与暴露有关联的疾病危险因子

E.病因链中某一个中间因素

题型:多项选择题

电解电容器属于()电容器。

A、可变

B、微调

C、固定

D、可变

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