【北京大学-病理学试题知识点】_1 损伤与修复

第一章损伤与修复

共68题

1. Which of the following cells is most likely to have the highest telomerase activity, which is positively with sustained cellular proliferation?

A.Neurons

B.Neutrophils

C.Endothelial cells

D.Germ cells

E.Erythrocytes

2. The diameter of a young man’s left thigh has decreased after a femoral fracture caused by trauma, which immobilized him for one month. This change is most likely to result from which of the following alterations in the thigh muscles?

A.Necrosis

B.Hypoplasia

C.Dystrophy

D.Atrophy

E.Hyaline degeration

3. Histologic sections of lung tissue from

a 72-year-old woman with congestive heart

failure and progressive breathing

problems reveal numerous

hemosiderin-laden cells within the

alveoli. Which of the following is the cell

of origin of these "heart failure cells"?

A.Endothelial cells

B.Macrophages

C.Eosinophils

D.Lymphocytes

E.Pneumocytes

4. Which feature is not necessarily

associated with the healing of open

wounds:

A.the formation of granulation

tissue

B.infection

C.migration of the surrounding

epithelium

D.giant cell

formation

E.contraction

5. The healing of a wound will be inhibited

by the following, with the exception of:

A.vitamin

K deficiency

B.starvation

C.the administration of

glucocorticoids

ck of blood supply

E.infection

6. Wound healing is not enhanced by the administration of:

A.cortisol(皮质醇)

B.zinc

C.growth factors

D.oxygen

E.vitamin C

7. An old man suffered a severe stroke(脑卒中),and two months later, his head CT scan showed a large cystic area in the parietal lobe. Which of the following pathologic processes has most likely occurred in his brain?

A.Coagulative necrosis

B.Fat necrosis

C.Apoptosis

D.Karyolysis

E.Liquefactive necrosis

8. The healing of an incised wound is not

associated with the following:

A.a lag phase

B.a demolition(破坏) phase

C.a proliferative phase

D.a contractile phase

E.a maturation phase

9. General factors predisposing to wound

infection do not include:

A.uncontrolled diabetes

B.hypogammaglobulinaemia(低丙种球

蛋白血症)

C.low platelet count

D.agranulocytopenia(粒细胞缺乏症

)

E.eosinophilia

10. A routine H&E histologic section from

an irregular white area within the

anterior wall of the heart of a 71-year-old

man who died secondary to ischemic heart

disease reveals the myocytes to be

replaced by diffuse red material. This

material stains blue with a trichrome

stain. Which of the following statements

correctly describes this

material?

A.It is secreted by endothelial

cells and links macromolecules to

integrins

B.It is secreted by fibroblasts and

has a high content of glycine and

hydroxyproline

C.It is secreted by hepatocytes and

is mainly responsible for intravascular

oncotic pressure