氯丙嗪的作用机制为（） ["阻断中枢5-HT受体","阻断N胆碱受体","阻断β、β1受体","使突触间隙的Na+<\/sup>浓度下降","对心肌有奎尼丁样作用"]
原发性高血压和肾性高血压的区别主要在于（） ["尿常规","肾功能","心脏大小","高血压的程度","有无明显贫血"]
丙米嗪的作用特点为（） ["阻断中枢5-HT受体","阻断N胆碱受体","阻断β、β1受体","使突触间隙的Na+<\/sup>浓度下降","对心肌有奎尼丁样作用"]
螺旋体所致感染的首选药是（） ["硝苯地平","替硝唑","米诺环素","青霉素","罗红霉素"]
能引起牙龈增生的药物是（） ["硝苯地平","替硝唑","米诺环素","青霉素","罗红霉素"]
最大扭矩
