- A) Spleen
- B) Thymus
- C) Lymph node
- D) Bone marrow
Medical nursing MCQ: Immune system
Total MCQ: 59
52 Which complement pathway is activated by antigen-antibody complexes
- A) Lectin pathway
- B) Alternative pathway
- C) Classical pathway
- D) Terminal pathway
53 Which cytokine is key in promoting fever during infection
- A) Interleukin-2
- B) Tumor necrosis factor-alpha
- C) Interleukin-1
- D) Interferon-gamma
54 What is the first step in the inflammatory response
- A) Vasoconstriction
- B) Chemotaxis
- C) Vasodilation
- D) Antibody production
55 Which immunoglobulin is most abundant in primary immune response
- A) IgA
- B) IgM
- C) IgG
- D) IgE
56 What does MHC II present to T cells
- A) Endogenous antigens
- B) Exogenous antigens
- C) Self-peptides
- D) Viral RNA
57 What is the main function of neutrophils in the innate immune response
- A) Produce antibodies
- B) Phagocytose bacteria
- C) Release histamine
- D) Present antigens
58 Which immunity type is acquired when a person receives antivenom after a snakebite
- A) Active natural immunity
- B) Passive natural immunity
- C) Active artificial immunity
- D) Passive artificial immunity
59 Which cell is the primary antigen-presenting cell that activates helper T cells
- A) Neutrophil
- B) Macrophage
- C) Basophil
- D) Eosinophil