红细胞生成的基本原料是（） ["A.铁、维生素B12<\/sub>","B.叶酸、维生素B12<\/sub>","C.蛋白质、叶酸","D.蛋白质、维生素B12<\/sub>","E.铁、蛋白质"]
诊断成年女性贫血的标准为血红蛋白浓度低于（） ["A.140g\/L","B.130g\/L","C.120g\/L","D.110g\/L","E.100g\/L"]
诊断缺铁最肯定的依据是（） ["A.骨髓小粒可染铁消失","B.小细胞低色素性贫血","C.转铁蛋白饱和度降低","D.血清铁降低","E.慢性失血史"]
缺铁性贫血的补铁治疗中，下列属无机铁的是（） ["A.琥珀酸亚铁","B.右旋糖酐铁","C.富马酸亚铁","D.硫酸亚铁","E.山梨醇铁"]
下列有关再生障碍性贫血发病机制的检查结果，错误的是（） ["CD25+<\/sup>T细胞增高","血清TNF水平增高","CD4+<\/sup>T细胞增高","CD8+<\/sup>T细胞增高","血清IL-2水平增高"]
紧急气管内插管的指证？
