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问题 单项选择题

不属于炎性反应的是（）

A.T细胞介导的迟发型反应

B.免疫复合物介导的反应

C.细胞凋亡

D.细胞介导的反应

E.IgE介导的速发型反应

答案

参考答案：C

解析：细胞凋亡是指细胞在一定的生理或病理条件下，受内在遗传机制的控制自动结束生命的过程。

单项选择题

关于近端小管重吸收的叙述错误的是

A．67%的Na+、Cl-、K+和水被重吸收

B．85%的HCO3-被重吸收

C．全部葡萄糖、氨基酸被重吸收

D．重吸收的关键动力是Na+泵

E．水的重吸收与Na+泵的活动无关
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填空题

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.
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