上述哪种不是抗结核的第一线药物()上述哪种能引起耳毒性() ["A．红霉素","B．链霉素","C．吡嗪酰胺","D．异烟肼","E．乙胺丁醇"]
最易合并感染性心内膜炎的是() ["A．室间隔缺损","B．法洛四联症","C．动脉导管未闭","D．房间隔缺损","E．肺动脉狭窄"]
何谓中药四气(四性)?
Roger病室间隔缺损多发生于哪一部位() ["A．肌部","B．膜部","C．室上嵴上方","D．室上嵴下方","E．三尖瓣后方"]
何谓浓度依赖性抗生素?
试举3种易受热变质需低温冷藏的药品。
