Immune System and Tumour Reactions Quiz
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Questions and Answers

What is immune surveillance?

  • The ability of the immune system to detect tumour cells and destroy them (correct)
  • The process of tumour formation in the presence of a weakened immune system
  • The process of immune cells attacking healthy cells
  • The resistance of tumour cells to immune system detection
  • Which cells are involved in immune surveillance against tumours?

  • Platelets and red blood cells
  • T-lymphocytes (Th-1 and cytotoxic T-cells), NK cells (correct)
  • B-lymphocytes and macrophages
  • Eosinophils and basophils
  • What is the advantage of good tumour immune surveillance?

  • Tumours are able to spread more easily in the body
  • Tumours can grow undetected by the immune system
  • Cancerous and pre-cancerous cells can be rapidly eliminated by the host immune system (correct)
  • The immune system becomes less effective in recognizing tumour cells
  • What is the concept of tumour immunoediting?

    <p>The process by which tumours evade the immune system's detection and destruction</p> Signup and view all the answers

    Which of the following is true about the immune system's ability to recognize tumour cells?

    <p>It can differentiate between normal self and transformed/abnormal self to destruct the transformed cells</p> Signup and view all the answers

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