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20 Cards in this Set
- Front
- Back
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protein fraction in the blood plasma that contains antibodies
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gamma globulin
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The power of the organism to overcome its host's defenses
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virulence
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a substance released by virus-infected cells, interferes with viral reproduction
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interferon
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a substance released by helper T cells, stimulates other immune cells to take part in an immune response.
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interleukin
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a substance produced by B cells, destroys or inactivates a foreign antigen
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antibody
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a group of proteins in the blood, is activated by antigen-antibody complexes and functions to assist the immune system.
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complement
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? immunity is inherited
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innate
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? immunity develops after birth.
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adaptive
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? immunity uses T cells to destroy foreign cells
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Cell-mediated
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? immunity uses antibodies produced by B cells to destroy foreign antigens.
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Humoral
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altered toxin used to produce active immunity
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toxoid
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presents antigen to lymphocytes in the immune response
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macrophage
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cell derived from a B cell that produces antibodies
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plasma cell
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abnormal reactivity to one's own tissues
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autoimmunity
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substance produced in response to a specific antigen
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antibody (Ag); immunoglobulin
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use of a vaccine to produce immunity
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immunization; vaccination
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severe, life-threatening allergic response
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anaphylaxis
ana- excessive -phylaxis protection against infection |
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serum containing antibodies that may be given to provide passive immunity
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antiserum
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group of substance released by virus-infected cells that prevents the spread of the infection to nearby cells; also nonspecifically boost the immune system
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interferon (IFN)
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cell that destroys foreign cells directly
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T cell; T lymphocyte
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