- A) ELISA
- B) Western blot
- C) Tuberculin skin test
- D) Hemagglutination assay
Medical nursing MCQ: Immune system
Total MCQ: 59
32 Which condition is a primary immunodeficiency
- A) AIDS
- B) SCID
- C) Lupus
- D) Rheumatoid arthritis
33 What is the hallmark of anaphylaxis
- A) Slow onset
- B) Hypotension
- C) Bradycardia
- D) Constricted airways
34 Which mediator is released by cytotoxic T cells
- A) Granzyme
- B) Histamine
- C) Prostaglandin
- D) Leukotriene
35 Which cell type provides immunological memory
- A) Naïve T cell
- B) Memory B cell
- C) Plasma cell
- D) Neutrophil
36 What is the function of interleukin-2
- A) Inhibits T cell proliferation
- B) Stimulates NK cell activity
- C) Promotes B cell class switching
- D) Suppresses macrophages
37 Which secondary lymphoid organ traps blood-borne pathogens
- A) Bone marrow
- B) Spleen
- C) Tonsils
- D) Appendix
38 What defines immunosenescence in elderly patients
- A) Enhanced immunity
- B) Static immunity
- C) Declining immune function
- D) Autoimmune hyperactivity
39 Which laboratory value indicates active inflammation
- A) Low ESR
- B) Elevated ESR
- C) Low CRP
- D) Decreased WBC count
40 What mediator increases vascular permeability in inflammation
- A) Histamine
- B) Acetylcholine
- C) Dopamine
- D) Serotonin