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MCQ on Immunology-Immune disorders
1. Immune disorders include a) hypersensitivity b) auto-immune diseases c) immunodeficiency d) all of these 2. The inappropriate response of immune system towards a relatively harmless antigen causing harm to the host is referred as a) hypersensitivity b) auto-immune diseases c) immunodeficiency d) tolerance 3. Which of the following Ig is involved in mediating allergic reactions a) IgG b) IgM c) IgE d) IgA 4. The major chemical messenger involved in hypersensitivity is a) interleukines b) lymphokines c) hiatamines d) interferons
5. Which of the following types of hypersensitive reactions is antibody mediated a) Type I b) Type II c) Type III d) all of these 6. Which one of the following is a cell mediated hypersensitive reaction a) Type I b) Type II c) Type III d) Type IV 7. The inability to distinguish between self-cells and non-self-cells may lead to a) hypersensitivity b) auto-immune diseases c) immunodeficiency d) tolerance 8. Majority of auto immune diseases are a) cell mediated b) antibody mediated c) macrophage mediated d)mast cells mediated 9. All of the following are autoimmune disorders except a) Graves disease b) SCID c) Rheumatoid arthritis d) Addison’s disease
15. All of the following are immunodeficiency diseases except a) Graves disease b) SCID c) DiGeorge’s syndrome d) Hyper IgM syndrome
Answers
- d) all of these
- a) hypersensitivity
- c) IgE
- c) hiatamines
- d) all of these
- d) Type IV
- b) auto-immune diseases
- b) antibody mediated
- b) SCID
- a) HLA-DR4 gene (HLA-human leucocyte antigen)
- c) immunodeficiency
- c) both a and b
- a) adenosine deaminase
- a) T helper cells
- a) Graves disease
