关于肾囊肿的CT表现,错误的是() ["圆形或椭圆形,边缘光滑","注射对比剂轻度强化","囊肿和肾实质分界锐利清楚","囊内密度均匀接近水","囊肿壁很薄不能测出"]
与巨噬细胞表面CR1受体结合时,亲和力最大的补体成分是() ["A.C3b","B.C3c","C.C3d","D.C2a","E.C3a"]
功能活血行气,祛风止痛,上行头目,可治中风头痛,下达血海可治痛经闭经,中开郁结可治胸痹胁痛的药为()。 ["丹参","牛膝","三棱","大黄","川芎"]
楼层结构平面图的水平剖切位置在() ["A、楼面处","B、窗台下","C、窗台上","D、楼板下"]
下列不属于先天性畸形的是() ["单肾","马蹄肾","异位肾","多囊肾","重复肾"]
腹部闭全性损伤诊断要点