人体铁的摄入量不足可引起() ["小细胞低色素性贫血","巨幼细胞性贫血","镰刀红细胞性贫血","球形红细胞增多症","再生障碍性贫血"]
男性,32岁。发现血压高1个月,经检查后发现右侧肾动脉狭窄80%,左侧肾动脉狭窄60%。不宜选择的药物为() ["α受体阻滞剂","β受体阻滞剂","利尿剂","钙通道拮抗剂","血管紧张素转换酶抑制剂"]
女性,45岁。肉眼血尿,膀胱镜检见右侧壁有-1.5cm×1cm乳头状新生物,有蒂,病理检查分期为T1期,首选治疗方法是() ["膀胱全切除","化疗","电切","放疗","膀胱部分切除"]
人工流产术后15天,阴道一直流血如月经量,应首先考虑()。 ["子宫穿孔","吸宫不全","人工流产综合征","羊水栓塞","术后感染"]
正常成年人血液中血小板的正常范围是() ["(10~50)×109<\/sup>\/L","(50~100)×109<\/sup>\/L","(100~300)×109<\/sup>\/L","(300~500)×109<\/sup>\/L","(10~50)×1012<\/sup>\/L"]
简述知识管理的个人化策略及其特点?