The Incredible Immune System
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Questions and Answers

Which body system is considered to be one of the most fascinating?

  • Immune system (correct)
  • Digestive system
  • Circulatory system
  • Respiratory system

    • What is the first line of defense against pathogens entering the body?

  • Mucous membranes
  • Lungs
  • Skin (correct)
  • Blood vessels

    • What happens when pathogens break through the first line of defense?

  • They cause an allergic response (correct)
  • They are blocked by the second line of defense
  • They are destroyed by the inflammatory response
  • They are attacked by mast cells

    • Which type of white blood cell is responsible for consuming pathogens in the immune response?

    <p>Macrophages</p> Signup and view all the answers

    What is the function of cytotoxic T cells in the immune response?

    <p>To destroy infected cells</p> Signup and view all the answers

    Which type of white blood cell is responsible for producing antibodies?

    <p>B cells</p> Signup and view all the answers

    Which of the following is true about antibodies?

    <p>Antibodies are proteins that have an antigen binding area.</p> Signup and view all the answers

    Which of the following is NOT a location where antibodies can be found?

    <p>Brain</p> Signup and view all the answers

    Which type of antibody can protect against parasitic worms and is responsible for allergic reactions?

    <p>IgE</p> Signup and view all the answers

    What is the role of memory cells in the immune system?

    <p>Memory cells keep a memory of the antigen that they were exposed to.</p> Signup and view all the answers

    True or false: Antibodies are proteins that have a 'Y' shape.

    <p>True</p> Signup and view all the answers

    True or false: Antibodies can be found in blood, mucus, saliva, and breast milk.

    <p>True</p> Signup and view all the answers

    True or false: Memory B cells can activate Plasma B cells to produce antibodies.

    <p>True</p> Signup and view all the answers

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