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week 4 03-30
Chpt 27 tech book definitions
| Question | Answer |
|---|---|
| acquired immunity | immunity that has been acquired through exposure to an antigen or infectious agent |
| antibodies | proteins contained within plasma cells that neutralize or destroy antigens:also know as immunoglobulins |
| antigen | the marker on cell surfaces that marks the cell as a "self-cell": it stimulates the production of antibodies |
| attenuated | an altered or weakened live vaccine made from the disease organism against which the vaccine protects |
| globulin | protien that is insoluble in water; immune globulins protect against disease |
| immunity | a type of resistance to infection resulting form an immune reponse from the body or from agents such as vaccinations |
| immunosuppresive agent | the immunosuppressive drugs used frequently to prevent rejection. Also used to treat certain autoimmune diseases |
| lymph node | composed of many small oval structures that filter the lymph and fight infection. Also where lymphocytes,monocytes, and plasma cells are formed |
| passive immunity | resistance that has been acquired through a transfer of anitbodies from another person or animal or from mother to child |
| toxoid | a toxin that has been rendered harmless but still invokes an antigenic response |
| vaccine | toxiods or attenuated viral components that are given to create a response from the body that results in immunity |