NK Cells, T Cells, and B Cells Overview
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Questions and Answers

Where do T cells originate and mature?

  • Spleen
  • Thymus (correct)
  • Bone marrow
  • Lymph nodes

    • What is the primary role of NK cells?

  • Produce antibodies
  • Attack foreign cells and viruses-infected normal cells (correct)
  • Store iron from old blood
  • Filter lymph in the thoracic region

    • What are the main locations of lymph nodes in the body?

  • Spleen and thymus
  • Cervical, axillary, and inguinal regions (correct)
  • Palatine tonsils and thymus
  • Medulla and cortex

    • Which lymphatic organ performs functions similar to lymph nodes for blood?

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

    Where do B cells originate and mature?

    <p>Bone marrow</p> Signup and view all the answers

    What is the primary function of lymphocytes in immune surveillance?

    <p>Monitor tissues and attack abnormal cells</p> Signup and view all the answers

    Which cells are responsible for the immune response in the lymphatic system?

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

    Which of the following statements accurately describes lymphatic capillaries?

    <p>Larger luminal diameters and thinner walls</p> Signup and view all the answers

    Which cells play a significant role in the phagocytic activity?

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

    Which type of lymphatic structures are involved in activating lymphocytes?

    <p>Secondary Lymphatic Structures</p> Signup and view all the answers

    What is the main function of the lymphatic system in maintaining normal blood volume?

    <p>Regulates blood volume and eliminates excess fluid</p> Signup and view all the answers

    Which lymphatic vessels carry lymph only from peripheral tissues to the venous system?

    <p>Lymphatic vessels</p> Signup and view all the answers

    What is a characteristic of lymphatic vessels that distinguishes them from veins?

    <p>Wider lumen</p> Signup and view all the answers

    What is the function of internal valves in lymphatic vessels?

    <p>To prevent the backflow of fluid</p> Signup and view all the answers

    What type of lymphocyte is derived from the bone marrow?

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

    Lymph flows from capillaries into which type of vessels?

    <p>Larger lymphatic vessels</p> Signup and view all the answers

    What is the term for the large vessels that trunks empty into?

    <p>Thoracic ducts</p> Signup and view all the answers

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