Immunology Quiz

Immunology Quiz

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1 / 20

Which of the following immunoglobulin isotypes is most effective at activating the classical complement pathway?

2 / 20

Passive immunity is best exemplified by:

3 / 20

Which cytokine is mainly responsible for the proliferation of hematopoietic stem cells in the bone marrow?

4 / 20

The major histocompatibility complex (MHC) in humans is also known as:

5 / 20

The "danger model" of immune activation suggests that the immune system responds to:

6 / 20

Which transcription factor is crucial for regulatory T cell (Treg) development?

7 / 20

Which cell is responsible for producing antibodies?

8 / 20

The main function of the invariant chain (Ii) in MHC Class II antigen processing is to:

9 / 20

Anergy in T cells is primarily caused by:

10 / 20

Which enzyme complex is responsible for recombination of V(D)J gene segments in lymphocytes?

11 / 20

Which of the following cells are antigen-presenting cells (APCs)?

12 / 20

Which molecule is critical for the migration of dendritic cells from peripheral tissues to lymph nodes?

13 / 20

What is the function of CTLA-4 on T cells?

14 / 20

Which cytokine is mainly involved in the induction of fever?

15 / 20

Which subclass of IgG has the highest affinity for FcγRI (CD64) receptors?

16 / 20

Which class of immunoglobulin is the first to appear in response to an antigen?

17 / 20

The process of class switch recombination in B cells requires the presence of which molecule?

18 / 20

Hypersensitivity reactions are classified into how many types?

19 / 20

Which of the following cells are essential for the formation of germinal centers in lymph nodes?

20 / 20

Which of the following is a primary lymphoid organ?

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