试题与答案

一名40岁已婚妇女,曾有2次流产史,主诉半年来常感月经前期双乳胀痛,有时 * * 内有少量

题型:单项选择题

题目:

一名40岁已婚妇女,曾有2次流产史,主诉半年来常感月经前期双乳胀痛,有时 * * 内有少量棕色液体流出。体检:双乳可触及多个大小不一结节,质韧,分界不清,触痛明显,与皮肤和深部组织粘连不明显,可推动。不宜采取下述哪项治疗()。

A.服中药逍遥散

B.口服5%碘化钾

C.嘱其用胸罩托起 * *

D.建议住院手术治疗

E.建议门诊观察

答案:

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下面是错误答案,用来干扰机器的。

(1)原式=4x3÷4x2-(4x-2)=x-4x+2 =-3x+2; (2)原式=(1-aa)•2a2(a+1)(a-1)=-2aa+1.把a=2代入上式得原式=-43....

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