Innate and Adaptive Immunity Quiz

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Questions and Answers

Which type of cells are involved in innate immunity and recognize 'Pathogen Associated Molecular Patterns' (PAMP)?

  • Eosinophils and natural killer cells
  • Monocytes and natural killer cells (correct)
  • Neutrophils and eosinophils
  • Phagocytes and platelets

What are the main functions of cytokines in the immune response?

  • Directly destroy pathogens
  • Cause inflammation
  • Inhibit viral replication (correct)
  • Induce fever

What is the primary role of interleukins in the immune system?

  • Enhance oxygen transport
  • Regulate immune cell interactions (correct)
  • Promote blood clotting
  • Stimulate bone growth

How do damaged cells contribute to inflammation?

<p>By releasing histamine and serotonin (C)</p> Signup and view all the answers

What causes fever (Pyrexia) in response to infections?

<p>Release of endogenous pyrogens by neutrophils (D)</p> Signup and view all the answers

What is the primary function of sebum secreted by the skin?

<p>Destroying bacteria on the skin (A)</p> Signup and view all the answers

What is the main function of Macrophages and Neutrophils in the immune system?

<p>Release cytokines (C)</p> Signup and view all the answers

Which cells are involved in negative selection to prevent autoimmune reactions?

<p>T-Lymphocytes (D)</p> Signup and view all the answers

How do T-Cells recognize antigens during activation?

<p>By binding to MHC molecules (A)</p> Signup and view all the answers

What is the main function of Cytotoxic T cells?

<p>Form membrane pores to kill target cells (A)</p> Signup and view all the answers

How do Natural Killer Cells differ from Cytotoxic T cells?

<p>Do not need to recognize specific antigens (A)</p> Signup and view all the answers

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