单选题:According to the conversation, ethical shoppers can be best 题目分类:专四 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: According to the conversation, ethical shoppers can be best described as A.shrewd. B.cautious. C.extravagant. D.thrifty. 参考答案:【答案仅供学习,请勿对照自行用药等】 答案解析:
胺碘酮的药理作用是 胺碘酮的药理作用是A.延长动作电位时程和有效不应期 B.降低窦房结自律性 C.阻滞K+通道 D.加快心房和浦肯野纤维的传导 E.促进Na+、Ca2+内流 分类:专四 题型:单选题 查看答案