试题详情单项选择题贫血定义是指单位容积血液内 ( 难度:2)A、RBC 数低于正常B、RBC压积低于正常C、RBC数HB量低于正常D、HB量低于正常,伴有或不伴有RBC数,RBC压积低于正常E、循环血量低于正常正确答案:C答案解析:关注下方微信公众号,在线模考后查看热门试题