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Chapter 13
Lymphatic and Immune System
| Term | Definition |
|---|---|
| acquired active immunity | resistance to disease acquired naturally or developed by previous exposure or vaccination |
| acquired passive immunity | inoculation against disease or poison, using antitoxins or antibodies from or in another person or another species |
| anti body | specialized protein that fights disease; also called immunoglobulin |
| antigen | any substance that can provoke an immune resposne |
| antitioxin | antibodies directed against particular disease or poison |
| b lymphocytes or b cells | kind of lymphocyte that manufactures antibodies |
| cell mediated immunity | resistance to disease mediated by t cells |
| cytotoxic cell | t cell that helps in destruction of infected cells thru out body |
| gamma globulin | antibodies given to prevent or lessen certain diseases |
| helper cell | t cell that stimulates the immune response |
| humoral immunity | resistance to disease provided by plasma cells and antibody production |
| immunity | resistane to particular patohgens |
| immunization | vaccination |
| immunoglobulin | anitbody |
| interferon | protein produced by t cells and other cells; destroys disease causing cells with its antiviral properties |
| interleukin | protein produced by t cells; helps regualte immune system |
| lymph | fluid that contains white blood cells and other substances and flows in lymphatic vessels |
| lymph node | specialized organ that filters harmful substances from tissues and assists in immune response |
| lymphocytes | white blood cells made in bone marrow that are crritical to bodys defense against disease and infection |
| macrophage | special cell that devours foreign substances |
| microphage | small phagocytic cell that devours foreign substances |
| natural immunity | inherent resistance to disease found in species, race, family group, or certain individuals |
| pathogen | disease causing agent |
| spleen | organ of lymph system that filters and stores blood, removes ld rbc, and activates lmphocytes |
| plasma cell | specialized lymphocyte that produces immunoglobulin |
| phagocytosis | ingestion of foerign substances by specialized cells |
| supppressor cell | t cell that suppresses b cells and other immune cells |
| t cells | specialized wbc that reveice markers in thymus are responsible for cellular immunity and assist with humoral immunity |
| thymosin | hormone secreteed by thymus gland that aids in distribution of thymocytes and lymphocytes |
| thymus gland | soft gland with two lobes that is involved in immune responses; located in medistinum |
| vaccination | injection of antigen from different organism to cause active immunity |
| vaccine | antigen developed from different organism that causes active immunity in recipient |
| adeno | gland |
| immuno | immunity |
| lympho | lymph |
| lymphadeno | lymph nodes |
| lymphangio | lymphatic vessels |
| spleno | spleen |
| thymo | thymus |
| toxo toxi toxico | poison |
| aids | acquired immunodeficiency syndrome |
| all | acute lymphocytic leukemia |
| aml | acute myelogenous leukemia |
| azt | azidothmidine |
| cll | chronic lymphocytic leukemia |
| hsv | herpes simplex virus |
| iga | immunglobulin a |
| igd | immunglobulin d |
| ige | immunoglobulin e |
| igg | immunoglobulin g |
| cml | chomic myelogenous leukemia |
| cmv | cytomegalovirus |
| ebc | epstein barr virus |
| eia elisa | enzyme linnked immunosorbent assay |
| hiv | human immunodefiency virus |
| igm | immunoglobulin m |
| pcp | pneumocystis carinii pneumonia |
| sle | systemic lupus erythematosus |
| zdv | zidovudine |
| enzyme linked immunosorbent assay | test used to screen blood for presence of antibodies to different viruses or bacteria |
| western blot | test primarily used to chek for antibodies to hiv serum |
| aids | most widespread immunosuppressive disease; caused by hiv virus |
| allergen | substance to which exposure causes and allergic response |
| allergy | production of ige antibodies against allergen |
| anaphylaxis | life threatening allergiv reaction |
| autoimmune disease | any number of disease such as rheumatoid arthritis, lupu, and scleroderma caused by and autoimmune response |
| autoimmune resposne | overacivity in immune stem against body causing destruction of ones own healthy cells |
| histiocytic lymphoma | lymphoma with malignant cells that resemble histiocytes |
| hodgkin's lymphoma hodgkin's disease | type o flymph cancer of uncertain orgin that generally appeasrs in early adult hood |
| hiv | virus that causes aids; spread by sexual contact exhcnage of body fluids and shared use of needles |
| hypersensitivity | abnormal reaction to allergen |
| hypersplenism | overactive spleen |
| infectious mononucleosis | acute infectious disease caused by epstein barr virus |
| immunosuppressive disease | disease that flourishes because of lowered immune response |
| lymphadenopathy | swollen lymph nodes |
| lyphocyti lymphoma | lymphoma wiwth malignant cells that resemble llarge lymphocytes |
| metstasis | spread of cancer from localized area |
| lymphoma | cancer of lymph nodeas |
| non hodgkin's lymphoma | cancer of lymph nodes with some cells resembling healthy cells and spreadin in diffuse pattern |
| opportunistic infection | infection that takes hold because of lowered immune response |
| retrovirus | type of virus that spreads by using body's DNA to help it replicate its RNA |
| sarcoidosis | inflammatory condition with lesions on lymph nodes and other organs |
| splenomegaly | enlarged spleen |
| thymoma | tumor of thymus gland |
| lymphadenectomy | removal of lymph node |
| lymphadenotomy | incision into lymph node |
| lymph node dissection | removal of cancerous node for microscopic exmination |
| splenectomy | removal of spleen |
| thymecotmy | removal of thymus gland |
| antiviral (aids) | to block virus growth |
| antimicroorganism agent (Aids) | to prevent pcp |
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