对传导具有双向作用的抗心律失常药是（） ["奎尼丁","普萘洛尔","利多卡因","普罗帕酮","维拉帕米"]
对医患之间信托关系的正确理解是（） ["陌生人关系","不同于一般陌生人关系","类似于陌生人关系","“父子关系”","主动-被动关系"]
诊断重型病毒性肝炎，下列指标最有意义的是（） ["血清胆红素明显升高","酶胆分离","血清转肽酶活性明显升高","A\/G比值倒置","凝血酶原活动度明显降低"]
下列哪一项是治疗肺炎球菌肺炎的首选药物（） ["链霉素","青霉素","四环素","磺胺类药物","庆大霉素"]
咳嗽带有鸡鸣样吼声常见的疾病是（） ["肺结核","极度虚弱病","肺癌","声带炎","百日咳"]
拮抗作用
