Ch 14 Med Term

  1. adaptive immunity
    Ability to recognize and remember specific antigens and mount an attack on them
  2. adenoids
    Mass of lymphatic tissue in the nasopharynx
  3. antibody
    Protein produced by B cells to destroy antigens
  4. antigen
    Substance that the body recognizes as foreign; evokes an immune response
  5. axillary nodes
    Lymph nodes in the armpit
  6. B cell (B lymphocyte)
    Lymphocyte that matures into a plasma cell to secrete antibodies
  7. cell-mediated immunity
    T cells that respond to antigens and destroy them
  8. cervical nodes
    Lymph nodes in the neck region
  9. complement system
    Proteins in the blood that help antibodies and kill their target
  10. cytokines
    Proteins secreted by cytotoxic T cells to aid in antigen destruction
  11. cytotoxic T cell (CD8 +T cell)
    Lymphocyte that directly kills antigens
  12. dendritic cell
    Antigen-presenting cell; shows T and B cells what to attack
  13. helper T cell (CD4+ T cell)
    Lymphocyte that aids B cells and stimulates T cells
  14. humoral immunity
    • B cells produce antibodies after exposure to specific antigens; type of adaptive
    • immunity
  15. immunity
    Body’s ability to resist foreign organisms and toxins that damage tissues and organs
  16. immunoglobulins
    Antibodies secreted by plasma cells in response to the presence of an antigen
  17. immunotherapy
    Use of immune cells, antibodies, or vaccines to treat or prevent disease
  18. inguinal nodes
    Lymph nodes in the groin region
  19. interferons
    Proteins secreted by T cells and other cells to aid and regulate the immune response
  20. interleukins
    Proteins that stimulate the growth of B and T lymphocytes
  21. interstitial fluid
    Fluid in the spaces between cells; becomes lymph in lymph capillaries
  22. lymph
    • Thin, watery fluid within lymphatic vessels and collected from tissues throughout the
    • body
  23. lymph capillaries
    Tiniest lymphatic vessels
  24. lymphoid organs
    Lymph nodes, spleen, and thymus gland
  25. lymph node
    Collection of stationary solid lymphatic tissue along lymph vessels
  26. lymph vessel
    Carrier of lymph throughout the body
  27. macrophage
    Large phagocyte found in lymph nodes and other tissues of the body
  28. mediastinal nodes
    Lymph nodes in the area between the lungs in the thoracic cavity
  29. mesenteric nodes
    Lymph nodes in the mesentery
  30. monoclonal antibody
    An antibody produced in a laboratory to attack antigens and to destroy cells
  31. natural immunity
    Protection that an individual is born with to fight infection
  32. paraaortic nodes
    Lymph nodes near the aorta in the lumbar area of the body
  33. plasma cell
    Lymphocyte that secretes antibodies; matures from B lymphocytes
  34. Right lymphatic duct
    Vessel in the chest that drains lymph from the upper right part of body; empties into large neck vein
  35. Spleen
    Organ in the left upper quadrant of the abdomen that destroys worn-out RBCs, activates lymphocytes, and stores blood
  36. suppressor T cell (Treg)
    Lymphocyte that inhibits the activity of B and T cells
  37. T cell (T lymphocyte)
    • Lymphocyte that acts directly on antigens to destroy them or produces chemicals toxic to
    • antigens
  38. tolerance
    • Ability of T lymphocytes to recognize and accept the body’s own antigens as “self” or
    • friendly
  39. thoracic duct
    Drains lymph from the lower and left side of body; empties into large veins in neck
  40. thymus gland
    Lymphoid organ in the mediastinum that conditions T cells to react to foreign cells
  41. tonsils
    Masses of lymphatic tissue in back of the oropharynx
  42. toxin
    Poison; a protein produced by certain bacteria, animals, or plants
  43. vaccination
    • Exposure of an individual to an antigen that provokes an immune response that will
    • destroy any cell with the antigen and will protect against infection
  44. vaccine
    • Weakened or killed microorganisms, toxins, or other proteins given to induce immunity to
    • infection or disease
  45. immun/o
  46. lymph/o
  47. lymphaden/o
    lymph node
  48. splen/o
  49. thym/o
    thymus gland
  50. tox/o
  51. ana-
    again, anew
  52. inter-
  53. AIDS
    Acquired ImmunoDeficiency Syndrome
  54. CD4+ cell
    Helper T Cell
  55. ELISA
    test to detect anti-HIV antibodies
  56. HIV
    Human ImmunoDeficiency Virus
  57. HSV
    Herpes Simplex Virus
  58. axill/o
  59. cervic/o
  60. inguin/o
  61. splen/o
  62. thym/o
    thymus gland
  63. Immunodeficiency
    Acquired immunodeficiency syndrome (AIDS)

    • - Destroys T helper cells (CD4+
    • cells)

    - Opportunistic infections

    - Malignancies

      (Kaposi sarcoma, wasting syndrome)
  64. Reverse transcriptase inhibitors
    inhibit viral enzyme called reverse transcriptase.
  65. Protease inhibitors
    inhibit viral proteolytic enzyme
  66. Lymphoma
    malignant tumor of lymph nodes and lymph tissue
  67. Multiple Myeloma
    malignant tumor of bone marrow cells
  68. Thymoma
    malignant tumor of the thymus
Card Set
Ch 14 Med Term
med term chapter 14 eku