A characteristic of the adaptive but not of the innate response is:
Anonymous Quiz
0%
Mechanical barriers
0%
Surface secretions
79%
Clonal expansion of the effector cell
21%
Phagocytosis
All of the following steps are involved in the process of phagocytosis EXCEPT:
Anonymous Quiz
6%
Attachment
0%
Engulfment
17%
Phagolysosome formation
78%
Extracellular killing
All the following statements regarding phagocytosis are true EXCEPT:
Anonymous Quiz
6%
Bacteria are engulfed in a phagosome
83%
Natural killer cells are the most important phagocytic cells
11%
Respiratory burst is lethal to microorganisms
0%
Antibodies or C3b may aid in recognition
All of the following are involved in innate immunity EXCEPT:
Anonymous Quiz
5%
Granulocytes
85%
B lymphocytes
5%
Macrophages
5%
NK cells
Enhanced phagocytosis is known as:
Anonymous Quiz
0%
Agglutination
80%
Opsonization
0%
Neutralization
20%
Antibody-dependent cellular cytotoxicity
Specificity and memory are associated with which of the following body defense mechanisms?
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0%
Inflammatory response
5%
Acute phase proteins
5%
Phagocytosis
89%
T cell and B cell response
A substance that can evoke an immune response is termed;
Anonymous Quiz
75%
Immunogen
20%
Hapten
0%
Tolerogen
5%
Adjuvant
All of the following statements body haptens are correct EXCEPT:
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0%
They are low molecular weight substances
11%
They are incapable of inducing an immune response alone
74%
They are non-specific potentiators of the immune response
16%
Penicillin is an example of a hapten
A substance that can stimulate an immune response only is coupled to a carrier molecule is called:
Anonymous Quiz
0%
Immunogen
5%
Antigen
90%
Hapten
5%
Antigenic determination
0%
Adjuvant
Antigenicity is increased by all of the following EXCEPT:
Anonymous Quiz
16%
Chemical complexity of antigen
5%
Being protein in nature
74%
Very high dose of antigen
5%
Large size of antigen
What makes a substance more immunogenic:
Anonymous Quiz
5%
its administration in a very high dose
9%
Its administration by the intravenous route
68%
Its natural chemical complexity
18%
Its similarity to host cellular antigens
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The following drug is used in treatment of benzodiazepine toxicity:
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12%
a) Zoledronic acid
8%
b)Naloxone
20%
C)Flurazepam
60%
d)Flumazenil
The following drug is an ultra-short acting barbiturate used in IV anesthesia:
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Anonymous Quiz
0%
Buspironeο»Ώο»Ώο»Ώ
17%
Phenobarbitone
78%
Thiopentone
6%
Propranolol
A patient was prescribed a typical antipsychotic. Upon intake of the antipsychotic, he suffered fever, exceeding 40Β°C and uncontrolled tremors as if shivering. He was diagnosed as having neurolept malignant syndrome. What should he be prescribed to resolve such medical emergency?
CNS actions of chlorpromazine include all of the following except:
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65%
Emetic action
24%
Hypothermia
0%
Increase appetite
12%
Increase prolactin