某弱碱性药物,pKa为4.4,其在pH1.4的胃内解离型浓度是非解离型的() ["1倍","10倍","100倍","1000倍","10000倍"]
如果要查看/etc/mtools.conf文件是属于那个RPM包,可以使用()命令。
唇裂形成的原因是() ["中鼻突与侧鼻突未联合或联合不全","侧鼻突与上颌突未联合或联合不全","中鼻突与上颌突未联合或联合不全","上颌突与下颌突未联合或联合不全","上颌突与球状突未联合或联合不全"]
稳定型心绞痛需与下列哪项相鉴别()。 ["心包炎","肋软骨炎","心脏神经症","急性心肌梗死","肋间神经痛"]
高血压伴心绞痛及哮喘患者,出现肾功能不全时,下列最适合治疗药是() ["卡托普利","普萘洛尔","硝苯地平","氢氯噻嗪","哌唑嗪"]
肺结节病的发病机制可能与()、()、()等多种因素有关。