39. One feature of signet ring carcinoma is:
Anonymous Quiz
100%
a) One of the mucin secreting adenoma
0%
b) Also called scirrhous carcinoma
0%
c) Malignant cells form solid groups
0%
d) Usually accompanied by acinar differentiation
52. Contraceptive pills can lead to:
Anonymous Quiz
7%
a) Breast adenoma
36%
b) Endometrial adenoma
43%
c) Liver adenoma
14%
d) Cervical polyp
7. The following are true regarding metaplasia except:
Anonymous Quiz
15%
a) Replacement of one mature differentiated cell type into another differentiated type
0%
b) An adaptive response to chronic injury
69%
c) Irreversible process
15%
d) Associated with increased risk of malignancy
41. Carcinoma simplex commonly seen in:
Anonymous Quiz
8%
a) Lung
15%
b) Stomach
77%
c) Breast
0%
d) Liver
. What is the name for the protein-rich extravascular fluid produced in inflammation?
Anonymous Quiz
8%
a) transudate
0%
b) blood
0%
c) pus
92%
d) exudate
What is an example of fibrinous inflammation?
Anonymous Quiz
9%
a) Serous pleural effusion
82%
b) Bread and butter pericarditis
0%
c) Acute bacterial meningitis
9%
d) Tuberculoma
69. Adenoma can arise from the following sites except:
Anonymous Quiz
21%
a) Pituitary
21%
b) Ovary
0%
c) Mucosa of GIT
57%
d) Nasal mucosa
. Regarding chemical mediators of inflammation:
Anonymous Quiz
8%
a) Histamine is particularly produced by basophils
42%
b) Leukotrienes is a potent chemotactic agent for platelets
25%
c) C3a and C3b increase vascular permeability
25%
d) Leukotrienes are produced by neutrophils and some
16) Heart failure cells are seen in:
Anonymous Quiz
0%
a) Heart
88%
b) Lungs
13%
c) Liver
0%
d) Kidney
48. Which of the following statements is true about giant cells in inflammation?
Anonymous Quiz
0%
a) They are most commonly seen in suppurative inflammation,
0%
b) They have a weaker phagocytic capacity than macrophages.
70%
c) They are more commonly seen in granulomas than in chronic non-specific inflammation
30%
d) All of the above
0%
e) None of the above
7) Which of the following is the least important risk factor for development of thrombus?
Anonymous Quiz
82%
a) Smoking
0%
b) Antithrombin III deficiency
18%
c) Disseminated malignancy
0%
d) Prolonged rest in bed.
Which of the following factors participates in the formation of inflammatory fluid exudate?
Anonymous Quiz
73%
a) Increased vascular hydrostatic pressure
0%
b) Vasoconstriction
9%
c) Decreased osmotic pressure of the interstitial tissue
18%
d) All of the above
15) Heart failure cells are:
Anonymous Quiz
0%
a) Fibrocytes in myocardium
0%
b) Aschoji's giant cells
100%
c) Hcamosiderin laden macrophages in alveoli
0%
d) Hypertrophic myocardial fibers
40. Histologic sections of lung tissue from a 68-year-old female with congestive heart failure and progressive breathing problems reveal numerous hemosiderin- laden cells within the alveoli. These "heart failure cells" originate from alveolar
Anonymous Quiz
0%
a) Endothelial cells
0%
b) Eosinophils
10%
c) Lymphocytes
90%
d) Macrophages
0%
e) Pneumocytes
52. Which of the following is not a function of fibrin?
Anonymous Quiz
91%
a) Opsonization
0%
b) Sealing of bleeding vessels
0%
c) Facilitation of movement of inflammatory cells
9%
d) Localization of inflammatory fields
0%
e) Facilitation of movement of fibroblasts during repair
7. Vascular hyperemia:
Anonymous Quiz
55%
a) is caused by inflammatory mediators
0%
b) results in cyanosis
45%
c) results in oedema
0%
d) results in brown induration
42. The following statement is not true about retinoblastoma:
Anonymous Quiz
10%
a) An autosomal dominant inherited cancer syndrome
60%
b) Characterized by defects in DNA repair & genomic stability
30%
c) One defective allele of RB gene is inherited
0%
d) Patients also show increased risk of developing other cancer malignancies
62. What is the name of the phenomenon mediated by the selectin family?
Anonymous Quiz
0%
a) Chemotaxis
9%
b) Pavementing
0%
c) Emigration
91%
d) Rolling
6. In mechanism of metaplasia, the following is true:
Anonymous Quiz
10%
a) A neoplastic process that maintain the integrity of the basement membrane
10%
b) Results from change in the phenotype of an already differentiated cell type
50%
c) Results from reprogamming of stem cells known to exist in normal tissue
30%
d) Can occur physiological or pathological