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lymph and immune sys
medical terminology ch 6 Lymphatic system and immune system
| Question | Answer |
|---|---|
| lymph | fluid that removes cellular waste products, pathogens, and dead blood cells from the tissues. |
| lymphatic vessels and ducts | returns lymph from the tissue to the circulatory system |
| lymph nodes | filter pathogens and harmful substances from the lymph |
| tonsils and adenoids | protect the entry into the respiratory system |
| spleen | filters foreign materials from the blood. |
| bone marrow | produces blood cells |
| lymphocytes | specialized white blood cells that play an important role in immune reactions. |
| thymus | secretes the endocrine thymosin that aids in the maturation of T lymphocytes for use by the immune system. |
| immune system | defends the body against harmful substances, such as pathogenic microorganisms, allergens, toxins, and malignant cells. |
| lymph/o | lymph |
| lymphangi/o | lymphatic vessles |
| lymphaden/o | lymph nodes |
| tonsill/o, adenoid/o | tonsils and adenoids |
| splen/o | spleen |
| myel/o | bone marrow |
| lymph/o, -cyte | lymphocytes |
| thym/o | thymus |
| immun/o | immune system |
| blast/o | immature, embryonic |
| carcin/o | cancerous |
| cervic/o | neck |
| -cide | causing death |
| -genesis | creation |
| -lytic | destroy |
| neo- | new |
| -oma | tumor |
| onc/o | tumor |
| phag/o | eat |
| -plasm | formative material of cells |
| sarc/o | connective tissue |
| splen/o | spleen |
| -tic | pertaining to |
| hematologist | specializes in diagnosing and treating ds of blood |
| allergist | specializes in dx and treatment of altered immunologic reactivity (allergic reactions) |
| oncologist | speacialist in dx and treating malignant disorders like tumors and cancers |
| lymphadenitis | swollen glands |
| lymphadenopathy | disease process involving enlargement of lymph nodes |
| immunosuppressant | depress autoimmune disorders |
| lymphangiogram | to record lymph vessel (radiographic study) |
| lymphangioma | benign collection of lymph vessels forming a mass (lymph vessel tumor) |
| lymphedema | abnormal accumulation of lymphatic fluid that causes swelling |
| splenomegaly | enlargement of the spleen |
| splenorrhagia | bleeding from the spleen |
| Immune system, first line of defense | intact skin, respiratory system, digestive system, lymphatic system. |
| immune response | destroying microorganisms through antigen-antibody reactions. |
| antigen | any substance (virus, bacterium, toxin or tissue) that the body regards as foreign. |
| antibody | disease fighting protein created in response to the presence of an antigen |
| lymphocytes | WBC's that specialize to attack microorganisms. |
| Blymphocyte | makes only one specific antibody against a specific antigen |
| immunoglobulin | synonym for antibody. |
| Tlymphocytes | small circulating lymphocytes that travel to the Thymus |
| Interferon | causes noninfected cells to form antiviral protein to fight viral infections |
| macrophage | large cell that eats to protect body |
| phagocyte | WBC that ingest substances in cells |
| Crohn's desease | autoimmune disorder that affects the intestines, ileum or colon. |
| Diabetes mellitus, type 1 | autoimmune disorder that affects the insulin producing pancreatic cells. |
| Graves' disease | autoimmune disorder that affects the Thyroid gland. |
| Hashimoto's thyroiditis | autoimmune disorder that affects the Thyroid Gland. |
| Lupus erythematosus | autoimmune disorder that affects the skin and other body systems. |
| HIV | Human Immunodeficiency Virus |
| AIDS | Acquired Immunodeficiency syndrome (advanced HIV infection) |