试题与答案

欲迅速除去铝壶底的水垢,最好的办法是用( ) A.浓盐酸 B.稀硝酸 C.浓硫酸

题型:选择题

题目:

欲迅速除去铝壶底的水垢,最好的办法是用(  )

A.浓盐酸

B.稀硝酸

C.浓硫酸

D.浓硝酸

答案:

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参考答案:药物的不良反应主要包括(1)副作用:在治疗剂量时,与治疗目的无关的药理作用所引起的反应。(2)毒性作用:是指在剂量过大或用药时间过长使药物在体内蓄积过多时发生的危害性反应,可以表现为急性毒性或...

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