下列关于造血干细胞,叙述错误的是
A.绝大多数表达CD34
B.低表达或不表达HLA-DR
C.多数细胞处于G0期或静止期
D.缺乏特异系列抗原表面标志
E.是一类失去自我更新能力的细胞群
试卷相关题目
- 1Which of the following is not typical of an MPD at the time of diagnosis
A.hypercellular bone marrow
B.anemia
C.leukoerythroblastosis
D.predominance of blasts in peripheral blood
E.hepatosplenomegaly
开始考试点击查看答案 - 2Molecular analysis by RT-PCR revealed the presence of a BCR/ABL fusion product.Based on this information,what myeloproliferative disorders is present
A.CML
B.PV
C.ET
D.MMM
E.MDS
开始考试点击查看答案 - 3The Philadelphia chromosome is a gene fusion from a translocation of
A.chromosomes 8 and 14
B.chromosomes 9 and 22
C.chromosomes 12 and 17
D.chromosomes 15 and 17
E.chromosomes 11 and 17
开始考试点击查看答案 - 4The most prominent cell line in CML is the
A.erythroid
B.myeloid
C.megakaryocyte
D.fibroblast
E.lymphoid
开始考试点击查看答案 - 5A leukemia that shows a profusion of granulocytes at all stages of development,with the majority of cells being myelocytes and segmented neutrophils,is
A.AML
B.CML
C.ALL
D.CLL
E.MDS
开始考试点击查看答案 - 6临床上首选的骨髓穿刺点是
A.胫骨
B.胸骨
C.棘突
D.髂后上棘
E.髂前上棘
开始考试点击查看答案 - 7下列通过骨髓检查可确诊的疾病是
A.缺铁性贫血
B.急性白血病
C.淋巴瘤
D.原发性血小板减少性紫癜
E.溶血性贫血
开始考试点击查看答案 - 8白介素-3的作用是
A.抑制造血
B.仅对髓系的增殖有促进作用
C.多系集落刺激因子
D.仅对B淋巴系的增殖有促进作用
E.仅对T淋巴系的增殖有促进作用
开始考试点击查看答案 - 9鉴别红白血病和巨幼细胞贫血的幼红细胞,首选
A.PAS染色
B.POX染色
C.AS-DCE染色
D.NAP染色
E.铁染色
开始考试点击查看答案 - 10出生后,人体主要的造血器官是
A.淋巴结
B.卵黄囊的血岛
C.黄骨髓
D.肝脏
E.红骨髓
开始考试点击查看答案