左侧位心脏照片上，心后缘与食管前间隙消失，提示() ["A．右房增大","B．右室增大","C．左房增大","D．左室增大","E．肺动脉主干扩张"]
关于新生儿窒息ABCDE复苏方案，下列哪种说法是错误的() ["A．airway：尽量吸尽呼吸道粘液、胎粪和羊水","B．breathing：建立呼吸、增加通气量","C．circulation：维持正常循环，保证足够的心搏出量","D．drug：药物治疗","E．ECG：行心电图检查"]
肺癌最常见的病理类型是() ["A．鳞癌","B．腺癌","C．大细胞未分化癌","D．小细胞未分化癌","E．细支气管－肺泡癌"]
正常总胆管的宽度不超过() ["A．0．5cm,","B．1．0cm","C．1．5cm","D．2．0cm","E．3．0cm"]
试述急性腺样体炎的治疗原则。
试述腺样体肥大的临床表现。
