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1. Which of the following are important effector cells in allergy? А. Neutrophils В. Dendritic cells С. Eosinophils D. M

Posted: Wed Mar 09, 2022 9:50 am
by answerhappygod
1. Which of the following are important effector cells in allergy?
А. Neutrophils В. Dendritic cells С. Eosinophils D. Monocytes E. Basophils
2. Lymphocytes
A. kill foreign cells by phagocytosis.
В. contain large cytoplasmic granules.
С. differentiate from myeloid stem cells.
D. are the most numerous leukocyte population.
E. include B, T, and NK cells.
3. Which of the following cells have expression of both MHC I and MHC II molecules on the cell surface?
A. Mast cells В. Cytotoxic T cells С. Helper T cells D. Natural killer cells Е. Dendritic cells
4. Which of the following molecules belong to the innate immune system?
А. Lysozyme В. Cytokine С. T cell receptor D. Antibody E. B cell receptor
5. Which of the following vaccines is generally considered safe for pregnant women?
А. Measles vaccine В. German measles vaccine С. Chicken pox vaccine D. Flu vaccine E. Mumps vaccine
6. Which of the following blood clotting factors is used for the conversion of fibrinogen into fibrin?
А. Prothrombin В. Factor X С. Factor XIII D. Calcium E. Thrombin
7. Bile pigments are
А. broken down by the spleen. В. produced by the liver. С. formed by the oxidation of iron. D. mainly excreted by the kidneys. E. used for the formation of bile salts.
9. Which of the following explains the diversity of antibodies?
A. Deletion of "J" genes В. Deletion of "D" genes С. Gene rearrangement D. Translation E. Transcription
10 Which of the following is the predominating immunoglobulin in the secondary immune response?
A. IgM В. IgG С. IgE D. IgA E. IgD
11 Which of the following statements about inactivated vaccines is incorrect?
А. The safety of the vaccines is higher than live attenuated vaccines.
В. Gamma ray can be used to kill the viruses for the production of the vaccines.
C. Frequent booster vaccines are required.
D. After vaccination, antigens are presented on MHC Class I.
E. They are more stable than live attenuated vaccines.
12Which of the following is/are potential side effect(s) of vaccines?
I. Preservatives or antibiotics can cause allergic responses
II. There is potential viral reversion.
III. The fetus can have developmental problems.
A. 1, Il and III В. I only С. Il and III only D. I and II only E. Il only
13Which of the following is/are cause(s) of blood coagulation disorders?
Deficiency of iron
II. Deficiency of vitamin K
III. Mutation in factor IX gene
А. Il only В. , Il and IlI С. I only D. I and II only E. Il and II only
14What should be the approximate proportion of macrophages and monocytes in the white blood cell population?
А. 5% B. 1% C. 30% D. 50% E. 15%
15
Which of the following cells is/are involved in adaptive immunity?
I. Cytotoxic T cells
II. Plasma cells
II. Neutrophils
А. Il only В. I only C. Il and II only D. I, Il and III E. I and Il only
1. Which of the following are important effector cells in allergy? A. Neutrophils B. Dendritic cells C. Eosinophils D. Monocytes E. Basophils 2. Lymphocytes A kill foreign cells by phagocytosis. B. contain large cytoplasmic granules. Cdifferentiate from myeloid stem cells. D. are the most numerous leukocyte population E. include B, T, and NK cells 3. Which of the following cells have expression of both MHC I and MHC II molecules on the cell surface? A. Mast cells B. Cytotoxic T cells C. Helper T cells D. Natural killer cells E. Dendritic cells 4. Which of the following molecules belong to the innate immune system? A. Lysozyme B. Cytokine C. T cell receptor D. Antibody E. B cell receptor 5. Which of the following vaccines is generally considered safe for pregnant women? A. Measles vaccine B. German measles vaccine C. Chicken pox vaccine D. Flu vaccine E. Mumps vaccine 6. Which of the following blood clotting factors is used for the conversion of fibrinogen into fibrin? A. Prothrombin B. Factor XC. Factor XIII D. Calcium E. Thrombin 7. Bile pigments are A. broken down by the spleen. B. produced by the liver. C. formed by the oxidation of iron. D. mainly excreted by the kidneys. E. used for the formation of bile salts.
9. Which of the following explains the diversity of antibodies? A. Deletion of ")" genes B. Deletion of "D" genes C. Gene rearrangement D. Translation E. Transcription 10 Which of the following is the predominating immunoglobulin in the secondary immune response? A. IgM B. IgG C. IgE D.IgA E. IgD 11 Which of the following statements about inactivated vaccines is incorrect? A. The safety of the vaccines is higher than live attenuated vaccines. B. Gamma ray can be used to kill the viruses for the production of the vaccines. C. Frequent booster vaccines are required. D. After vaccination, antigens are presented on MHC Class I. E. They are more stable than live attenuated vaccines. 12 Which of the following is'are potential side effect(s) of vaccines? 1. Preservatives or antibiotics can cause allergic responses II. There is potential viral reversion. II. The fetus can have developmental problems, A. 1. ll and III B. I only C. II and III only D. I and II only E.H only 13Which of the following is/are cause(s) of blood coagulation disorders? Deficiency of iron II. Deficiency of vitamin K III. Mutation in factor IX gene A. Il only B., II and III C. I only D. I and II only E. II and II only 14What should be the approximate proportion of macrophages and monocytes in the white blood cell population? A.5%B1%C. 30% D. 50% E. 15% 15 Which of the following cells is/are involved in adaptive immunity? 1. Cytotoxic T cells II. Plasma cells II. Neutrophils A. Il only B. I only C. II and II only D. 1, II and III E. I and II only