正常肺纹理，主要由哪种结构构成() ["A．支气管","B．淋巴管","C．肺泡","D．肺间质","E．肺血管"]
下述肺野划分标准，哪项是错误的() ["A．肺门位于中肺野内带","B．由内向外，肺野被分为内带、外带","C．第二肋骨前端下缘水平线以上为上肺野","D．第四肋骨前端下缘水平线以上为中肺野","E．第四肋骨前端下缘水平线以下为下肺野"]
杀灭物体上所有微生物的方法称为() ["A．无菌操作","B．无菌","C．防腐","D．灭菌","E．消毒"]
右肺门角是哪两种结构的夹角() ["A．右上叶下后静脉和右主支气管","B．右上叶下后静脉干和右下肺动脉","C．右上叶下后静脉干和气管","D．右下肺动脉干和右主支气管","E．右中叶静脉和右下肺动脉"]
下列正常肺门解剖的描述，错误的是() ["A．气管分叉位于右肺动脉背侧","B．左主支气管比右主支气管长","C．多数右肺静脉位于右肺动脉腹侧","D．右肺门通常比左肺门高1cm","E．上腔静脉越过右肺动脉腹侧"]
惟一能通过胎盘的免疫球蛋白()分子质量最大的免疫球蛋白()与抗原结合后导致Ⅰ型超敏反应()
