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Practice Questions – Foundations of Clinical Immunology

Answer each question from memory first, aloud or on paper. Then rewatch Foundations of Clinical Immunology to check yourself.

  1. List the four types of hypersensitivity reactions and state the principal immune component involved in each.
  2. Describe the sequence of events that leads to anaphylaxis in a Type I hypersensitivity reaction.
  3. Explain how Antibody-Dependent Cellular Cytotoxicity (ADCC) operates in Type II hypersensitivity and give one clinical example.
  4. What are immune complexes, and how do they cause tissue injury in Type III hypersensitivity?
  5. Distinguish between organ-specific and systemic autoimmune diseases; give one example of each and the primary immune mechanism driving it.
  6. Outline two genetic and two environmental triggers that can break self-tolerance and initiate autoimmunity.
  7. Compare primary and secondary immunodeficiencies: define each and name one representative condition.
  8. Describe hyper-acute rejection: what pre-existing immune factor causes it, and how is it prevented clinically?
  9. Explain two ways tumours evade immune detection and how checkpoint inhibitor therapy counteracts one of them.
  10. Define oncolytic viral therapy and CAR-T cell therapy, and explain how each harnesses the immune system to target cancer.