脑脊液穿刺的禁忌证是()。 ["疑有颅内出血","疑有脑膜白血病","有脑膜刺激症状者","颅后窝有占位性病变者","中枢神经系统疾病进行椎管内给药"]
中性粒细胞退行性变包括() ["胞体肿大","核固缩","核棘突","核溶解","结构模糊"]
从一批受检粮油中最初扦取的样品,称为()。 ["A.原始样品 ","B.平均样品 ","C.试验样品 ","D.分析样品"]
外周血中中性粒细胞增高并伴有毒性改变常见于() ["恶性肿瘤早期","大面积烧伤","化脓性感染","败血症","妊娠与分娩"]
急性血吸虫病的治疗首选() ["吡喹酮","噻苯咪唑","乙胺嘧啶","阿苯达唑","左旋咪唑"]
不化妆日的概念?