17 Questions
Where do T cells originate and mature?
Thymus
What is the primary role of NK cells?
Attack foreign cells and viruses-infected normal cells
What are the main locations of lymph nodes in the body?
Cervical, axillary, and inguinal regions
Which lymphatic organ performs functions similar to lymph nodes for blood?
Spleen
Where do B cells originate and mature?
Bone marrow
What is the primary function of lymphocytes in immune surveillance?
Monitor tissues and attack abnormal cells
Which cells are responsible for the immune response in the lymphatic system?
Lymphocytes
Which of the following statements accurately describes lymphatic capillaries?
Larger luminal diameters and thinner walls
Which cells play a significant role in the phagocytic activity?
Macrophages
Which type of lymphatic structures are involved in activating lymphocytes?
Secondary Lymphatic Structures
What is the main function of the lymphatic system in maintaining normal blood volume?
Regulates blood volume and eliminates excess fluid
Which lymphatic vessels carry lymph only from peripheral tissues to the venous system?
Lymphatic vessels
What is a characteristic of lymphatic vessels that distinguishes them from veins?
Wider lumen
What is the function of internal valves in lymphatic vessels?
To prevent the backflow of fluid
What type of lymphocyte is derived from the bone marrow?
B cells
Lymph flows from capillaries into which type of vessels?
Larger lymphatic vessels
What is the term for the large vessels that trunks empty into?
Thoracic ducts
Learn about the functions and characteristics of NK cells, T cells, and B cells in the immune system. Explore how these lymphocytes differentiate and contribute to the body's defense against antigens.
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