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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) |