hematopoietic stem cell，HSC （造血干细胞)

什么是造血干细胞移植(hematopoietic stem cell transplantation，HSCT)？有哪几种移植？

A hematopoietic stem cell is defined as

A．a cell with extensive self-renewal and proliferative potential

B．a cell only to produce daughter cells with identical characteristics

C．a cell with the capacity to differentiate into the progenitors of all the blood cell lineages

D．a cell With the capacity to produce some hematopoietic growth factors such as SCF，GM-CSFs，et．a1．

E．a cell with the capacity to express some specific surface antigens such as CD34

提出造血干细胞(hematopoietic stem cell，HSC)概念的依据是

A、造血干细胞是由胚胎干细胞发育而来

B、维持体内恒定的血细胞数量

C、1961年Till等在小鼠体内发现了造血干细胞

D、1979年，体外培养人造血祖细胞成功

E、采用天然的细胞标志纯化造血干细胞和发展体外造血干细胞培养技术

提出造血干细胞(hematopoietic stem cell，HSC)概念的依据是

A．造血干细胞是由胚胎干细胞发育而来

B．维持体内恒定的血细胞数量

C．1961年Till等在动物中发现了造血干细胞

D．1979年体外培养人造血祖细胞成功

E．采用了天然的细胞标志纯化造血干细胞和发展体外造血干细胞培养技术

A、mitochondria

B、cytosol and ribosome

C、mitochondria and cytosol

D、microsome and cytosol

E、endoplasmic reticulum and mitochondria

Disseminated in‘travascular coagulation(DIC)is caused by the following non—hematopoietic disorders

A．surgical intervention

B．renal failure

C．infection

D．tumor

E．hepatopathy

The blood is examined in order to answer the following principal questions

A．Is the marrow producing sufficient numbers of mature cells in the hemato—poietic lineages

B．Are the red cells in the blood normal

C．Are the leukocytes in the blood normal

D．Is the development of each hematopoietic lineage qualitatively normal

E．Are the platelets in the blood normal

is by performing a bone marrow biopsy. The following statementsconcerning this procedure are correct except which one？

A、The biopsy was taken from the lower end of the tibi

B、Red bone marrow specimens can be obtained from the sternum orthe iliac crests

C、At birth, the marrow of all bones of the body is red and hematopoietic

D、The blood-forming activity of bone marrow in many long bones gradually lessens with age, and the red marrow is gradually replaced by yellow marrow

2. An 18-year-old boy was suspected of having leukemia. It was decided to confirm the diagnosis by performing a bone marrow biopsy. The following statements concerning this procedure are correct except which one？

A、The biopsy was taken from the lower end of the tibi

B、Red bone marrow specimens can be obtained from the sternum orthe iliac crests

C、At birth, the marrow of all bones of the body is red and hematopoietic

D、The blood-forming activity of bone marrow in many long bones gradually lessens with age, and the red marrow is gradually replaced by yellow marrow

E、By the time the person becomes adult, red marrow is restricted to the bonesof the skull, the vertebral column, the thoracic cage, the girdle bones, and the head of the humerus and femur

A、Yang Stem with Yang Branch.

B、Yin Stem with Yin Branch.

C、Yang Stem with Yin Branch.

D、Yin Stem with Yang Branch.