45. Which of the following is an effect of chemical mediators?
Anonymous Quiz
5%
a) Increased vascular permeability.
10%
b) Chemotaxis
0%
c) Fever
86%
d) All of the above
46. Chemotatic factors may include the following except:
Anonymous Quiz
0%
a) Leukotriene B4
5%
b) Chemokine
90%
c) Nitric oxide
5%
d) Bacterial products
47. Which of the following is true about fibrin?
Anonymous Quiz
6%
a) Deposition of fibrin in inflammatory conditions is known as fibrosis
69%
b) Fibrin plays important functions in inflammation & repair
6%
c) Cellulitis is characterized by excess fibrin deposition
19%
d) All of the above
48. Which of the following statements is true about giant cells in inflammation?
Anonymous Quiz
13%
a) They are most commonly seen in suppurative inflammation,
0%
b) They have a weaker phagocytic capacity than macrophages.
88%
c) They are more commonly seen in granulomas than in chronic non-specific inflammation
0%
d) All of the above
0%
e) None of the above
49. All of the following are features of cellulitis except:
Anonymous Quiz
5%
a) Caused by Streptococcus hemolyticus infection.
20%
b) Pus is thin and sanguinous
45%
c) The main inflammatory cells are lymphocytes and plasma cells.
10%
d) Mainly occurs in loose tissues.
20%
. e) Most common in diabetics
50. One of the following is associated with marked tissue necrosis:
Anonymous Quiz
0%
a) Silicosis
31%
b) Foreign body granuloma
6%
c) Sarcoidosis
63%
d) Tuberculosis.
51. Which of the following is not a feature of acute inflammation?
.
.
Anonymous Quiz
90%
a) Persistent vasoconstriction.
5%
b) Vasodilatation
5%
c) Increased vascular permeability.
0%
d) Vascular stasis.
0%
e) Emigration of leucocytes
52. Which of the following is not a function of fibrin?
Anonymous Quiz
50%
a) Opsonization
10%
b) Sealing of bleeding vessels
20%
c) Facilitation of movement of inflammatory cells
15%
d) Localization of inflammatory fields
5%
e) Facilitation of movement of fibroblasts during repair
53. Cells that engulf fibrin are:
Anonymous Quiz
5%
a) Neutrophils
0%
b) Eosinophils
95%
c) Macrophages
0%
d) Lymphocytes
65. Immunohistochemistry is a powerful tool in diagnosing:
Anonymous Quiz
0%
a) High stage tumors
0%
b) Low grade tumors
74%
c) Poorly differentiated tumors
26%
d) Metastatic tumors
66. Mutations of RAS gene is common in:
Anonymous Quiz
61%
a) Thyroid cancer
28%
b) Breast cancer
6%
c) Lung cancer
6%
d) Neuroblastoma
67. The erbB2 is mutated in breast cancer by which of the following mechanisms?
Anonymous Quiz
19%
a) Point mutation
14%
b) Chromosomal translocation
57%
c) Gene amplification
10%
d) Telomerase activation
69. Adenoma can arise from the following sites except:
Anonymous Quiz
11%
a) Pituitary
7%
b) Ovary
15%
c) Mucosa of GIT
67%
d) Nasal mucosa
Adolescents have a problem with all of the following except:
Anonymous Quiz
0%
a-understanding what goes on around them
27%
b-forming a stable identity
9%
c-the love of their parents
64%
d-lack of desire for the other sex
Language is the form of phonemes or words starts typically in children at the age of:
Anonymous Quiz
40%
Six months
40%
One year
0%
. Three years
20%
- Two years
It is important for a mother to breast feed her baby as it:
Anonymous Quiz
18%
a- Ensures proper brain development
64%
b- Ensures proper attachment
0%
c- Is the only way to gain enough nutrition to survive
18%
d. Is important for personality development
When compared to the general population, elderly patients are more likely to show which of the following psychological characteristics:
Anonymous Quiz
9%
a- less anxiety.
27%
b-lower intelligence
64%
c-poorer sleep quality
0%
d-less depression
The physical development during adolescence affects all the following
except
except
Anonymous Quiz
0%
a- Sense of self
9%
b- Secondary sex characters
91%
c. Computer skills
0%
d- Relation with peers
4-month-old and a 12-month-old infant observe their mothers leaving the room. Which one will most likely begin to cry?
Anonymous Quiz
31%
a- The 3-month-old.
54%
b- The 12-month-old,
15%
c- Both will cry.
0%
d- Neither will cry.