为室间隔前2/3供血的是() ["左前降支","左回旋支","左冠状动脉主干","对角支","右冠状动脉"]
支气管哮喘时,典型的痰含有下列哪些成分() ["Curschmann-螺旋体","心力衰竭细胞","嗜酸性粒细胞","嗜银纤维","圆形厚壁孢子"]
主动脉窦瘤破入左房时的分流是() ["连续性分流","收缩期分流","舒张期分流","无分流","双期分流"]
进行通风管道系统的设计计算目的不包括() ["确定送(排)风量","确定各管段的管径","确定各管段的压力损失","为风机选择和绘制施工图提供依据"]
主动脉窦瘤破入左室时的分流是() ["连续性分流","收缩期分流","舒张期分流","无分流","双期分流"]
简述胰腺癌的辅助检查。