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(Abbas, 2007) Cellular Component of Adaptive Immune Response Quiz

18 Questions

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(Abbas, 2007) Cellular Component of Adaptive Immune Response Quiz

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Questions and Answers

Which type of immune response is mediated by T helper 2 (Th2) lymphocytes?

Humoral immunity (correct)

Cell mediated immunity

Artificial passive adaptive immunity

Natural active acquired immunity

Which type of immune response is effective against extracellular microbes and their toxins?

Natural passive adaptive immunity

Cell mediated immunity

Artificial active acquired immunity

Humoral immunity (correct)

Which cells are involved in mediating cell mediated immunity?

B lymphocytes

Natural killer cells

T helper 1 (Th1) cells (correct)

T helper 2 (Th2) cells

What is the role of T cytotoxic cells in the immune response?

Killing infected cells directly Signup and view all the answers

Which type of immunity involves the production of immunoglobulins or immune cells for protection?

Artificial passive adaptive immunity Signup and view all the answers

Which type of immunity is particularly effective against viruses and intracellular pathogens?

Cell mediated immunity Signup and view all the answers

What is the main function of B cells in the adaptive immune response?

Produce antibodies for humoral immunity Signup and view all the answers

Which type of immune cells specifically recognize antigens attached to MHC proteins on the surfaces of other cells?

Cytotoxic T cells Signup and view all the answers

What is the role of regulatory T lymphocytes in the immune response?

Suppress immune response Signup and view all the answers

Which cells enhance the microbicidal abilities of phagocytes in the immune response?

Helper T cells Signup and view all the answers

What is the distinction between B cells and T cells in recognizing antigens?

B cells recognize extracellular antigens, while T cells recognize intracellular antigens. Signup and view all the answers

What happens during the processing step of the immune response?

Macrophages process antigens into small peptides for association with MHC proteins. Signup and view all the answers

Which protein on T-cells binds to ICAM1 protein on APCs?

LFA-1 Signup and view all the answers

What is the function of the B7 protein on APCs in the immune response?

Interacts with CD28 protein on helper T cell Signup and view all the answers

Which interleukin is crucial for efficient helper T cell activation?

Interleukin-1 Signup and view all the answers

What does IL-2 stimulate the helper T-cell to do?

Multiply into a clone of antigen-specific helper T cells Signup and view all the answers

Which type of immunity is stimulated by exposure to infectious agents and improves upon repeated exposure?

Adaptive immunity Signup and view all the answers

What are the two arms of adaptive immune responses?

Humoral and cellular Signup and view all the answers