The Lymphatic Sy$tem
Quiz yourself by thinking what should be in
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| show | Heart (pump) ; Arteries
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| Like the ___ of the cardiovascular system, the vessels of the lymphatic system are equipped with ___ to prevent back flow. | show 🗑
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| The lymphatic vessels act primarily to pick up leaked fluid, no called ___, and return it to the bloodstream. | show 🗑
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| show | 3 Liters
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| show | It draws the mucus with trapped pathogens away from the lungs to the throat where it can be coughed out or swallowed.
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| Define: Phagocytic. | show 🗑
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| Which phrases correctly describe the role of fever in body protection? 1 Is a normal response to pyrogens 2 Protects by denaturing tissue proteins 3 Reduces the availability of iron and zinc required for bacterial proliferation 4 Increases metabolic | show 🗑
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| Accounts for redness and heat in an inflamed area | show 🗑
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| Inflammatory chemical released by injured cells | show 🗑
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| show | Inflammatory chemicals
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| Cellular migration directed by a chemical gradient | show 🗑
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| show | Edema
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| show | Macrophages
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| Leukocytes pass through the wall of a capillary | show 🗑
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| First phagocytes to migrate into the injured area | show 🗑
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| Walls off the area of injury | show 🗑
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| show | Proteins
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| Complement is ___ when it becomes attached to the surface of foreign cells. | show 🗑
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| show | Holes
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| This allows ___ to rush in, which causes ___ of the foreign cell. | show 🗑
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| Some of the chemicals released during complement fixation enhance phagocytosis. This is called ____. | show 🗑
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| show | Viral infection initiates production of interferon. Released interferon signals neighboring cells to prepare to prevent reproduction of the virus.
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| show | Adaptive Defenses
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| show | Proteins
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| Small molecules are not usually antigenic, but when they bind to self-cell surface proteins they may act as ____, and then the complex is recognized as foreign, or _____. | show 🗑
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| Immunity is resistance to disease resulting from the presence of foreign substances, or ____ in the body. | show 🗑
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| When this resistance is provided by antibodies released to body fluids, the immunity is called ___. | show 🗑
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| When living cells provide the protection, the immunity is referred to as _____. | show 🗑
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| The major actors in the immune response are two lymphocyte populations, the ___ and the ____. | show 🗑
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| Phagocytic cells that act as accessory cells in the immune response are the ___. | show 🗑
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| show | Blood ; Lymph ; Lymph Nodes
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| What signifies that a lymphocyte has become immunocompetent? | show 🗑
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| show | Fetal life
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| What determines which antigen a particular T or B cell will be able to recognize? | show 🗑
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| show | Bind to 'its' antigen
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| show | Self-antigens
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| show | V region
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| Which portion acts to determine antibody class and specific function? | show 🗑
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| Which antibody class is bound the the surface of a B cell? | show 🗑
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| Which antibody class crosses the placenta? | show 🗑
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| Which antibody class is the first antibody released during the primary response? | show 🗑
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| show | IgG ; IgM
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| show | IgM
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| Which antibody class is the most abundant antibody found in blood plasma and the chief antibody released during secondary responses? | show 🗑
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| show | IgE
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| show | IgA
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| show | Antigen
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| ___ is the chief ammunition used against cellular antigens such as bacteria and mismatched red blood cells. | show 🗑
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| show | Neutralization
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| The cross-linking of cellular antigens into large lattices by antibodies is called ___; Ig___ with its 10 antigen binding sites is particularly efficient in this mechanism. | show 🗑
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| show | Precipitation
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| In virtually all these cases, the protective mechanism mounted by the antibodies serves to disarm and/or mobilize the antigens until they can be disposed of by ____. | show 🗑
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| Active or Passive Immunity: An individual receives Sabin polio vaccine. | show 🗑
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| show | Passive
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| show | Passive
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| show | Passive
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| show | Active
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| Active or Passive Immunity: An individual suffers through chickenpox. | show 🗑
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| Primary or Secondary Immune Response: The initial response to an antigen; gearing-up stage | show 🗑
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| Primary or Secondary Immune Response: A lag period of several days occurs before antibodies specific to the antigen appear in the bloodstream | show 🗑
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| Primary or Secondary Immune Response: Antibody levels increase rapidly and remain high for an extended period | show 🗑
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| Primary or Secondary Immune Response: Immunologic memory is established | show 🗑
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| show | Secondary
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| show | Helper T cell
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| show | Helper T cell
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| Which T cell turns off the immune response when the "enemy" has been routed? | show 🗑
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| show | Cytoxic T cell
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| Which T cell initiates a secondary response to a recognized antigen? | show 🗑
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| A protein released by macrophages and activated T cells that helps to protect other body cells from viral multiplication. | show 🗑
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| Any type of molecules that attract neutrophils and other protective cells into a region where an immune response is ongoing. | show 🗑
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| show | Antibodies
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| A consequence of the release of histamine and of complement activation | show 🗑
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| Chemotaxis factors and Interferon are examples of this class of molecules. | show 🗑
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| show | Complement
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| show | Cytokines
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| show | Allograft ; an unrelated person
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| What two cell types are important in rejection phenomena? | show 🗑
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| Why are immunosuppressive drugs (or therapy) provided after transplant surgery, and what is the major shortcoming of this therapy? | show 🗑
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| AIDS and SCID are what type of immunity disorder? | show 🗑
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| show | Allergy / Hypersensitivity
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| A hypersensitivity reaction is what kind of immunity disorder? | show 🗑
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| What type of immunity disorder occurs when the production or activity of immune cells or complement is abnormal? | show 🗑
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| show | Immunodeficiency
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| The body's own immune system produces the disorder; a breakdown of self-tolerance - what type of immunity disorder? | show 🗑
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| show | Autoimmune disease
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| Hay fever and contact dermatitis is what type of immunity disorder? | show 🗑
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| Typical symptoms of the acute response are tearing, a runny nose, and itchy skin all deal with what type of immunity disorder? | show 🗑
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| show | veins
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| show | Thymus Gland ; Lymph Node
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| Most other lymphoid organs are poorly formed before birth; their development is believed to be controlled by the thymic hormone _____. | show 🗑
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| The earliest lymphocyte stem cells that can be identified appear during the first month of development in the fetal ___. | show 🗑
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| Shortly thereafter, bone marrow becomes the lymphatic origin site; but after birth, lymphocyte proliferation occurs in the ___. | show 🗑
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| The development of immunocompetence has usually been accomplished by ___. | show 🗑
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Created by:
Bex28
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