Immunology MCQs

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By what differ light and heavy immunoglobulin molecule chains?

1. By molecular weight
2. By constant and variable parts of chains structure
3. By kappa and lambda chain types
4. By gene sequence
5. By biological functions
What answer is correct?
  • A. 1 and 2
  • B. 1 and 3
  • C. 1, 4 and 5
  • D. Whole answers are correct
  • Correct Answer: Option D

By means of what technology can be produced monoclonal antibodies?

  • A. By B-cells activation
  • B. By myeloma cells activation
  • C. By immunization, absorbtion, geIfiltration
  • D. By hybridoma cell culture development
  • Correct Answer: Option D

For which cells cytotoxic activity is connected with humoral antibodies fixation by Fc-fragment on their surface?

  • A. CML cells (cytotoxic cells)
  • B. NK-cells
  • C. B-cells
  • D. K-ADCC-cells (antibody mediated cellular cytotoxicity)
  • Correct Answer: Option D

Which cells function can be determined by hemoluminescence methods?

  • A. T -lymphocytes
  • B. B-lymphocytes
  • C. Phagocytes
  • D. K-celIs
  • Correct Answer: Option C

Which part of immunoglobulin contacts with complement?

  • A. Fab-fragment
  • B. F (ab) 2-fragment
  • C. Fc-fragment and Fab-fragment
  • D. CH2-domen of Fc-fragment
  • Correct Answer: Option D

What ceIls produce interleukin- 2 ?

  • A. B-celIs
  • B. Macrophages
  • C. Activated T- and B -cells
  • D. T-helpers
  • Correct Answer: Option D

Which blood cells are used in routine HLA typing?

  • A. Trombocytes
  • B. Lymphocytes
  • C. Erythrocytes
  • D. Neutrophils
  • Correct Answer: Option B

Opsonization is a process, as a. result of which takes place macrophage IL-1 production:

  • A. Correct
  • B. Incorrect
  • Correct Answer: Option B

Markers of what cells are membrane immunoglobulins, which are necessary for recognition of antigens?

  • A. Monocytes
  • B. Neutrophiles
  • C. T-cells
  • D. B-cells
  • Correct Answer: Option D

What cells produce interleukin-1 (I.L-1)?

  • A. NK-cells
  • B. Mononuclear phagocytes
  • C. B-cells cultures
  • D. T-suppressor cells
  • Correct Answer: Option B