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Lymphatic and Immune
The Lymphatic and Immune Systems
| Question | Answer |
|---|---|
| What is Lymph | speicalized fluid that can't go through capillaries are returned to blood as this |
| Where is Lymph formed | In any tissue spaces |
| What are the main ducts of Lymph? | Right Lymph Duct 25% - Thoracoc Duct 75% |
| What is the main function of lymph? | fiter lymph |
| Are there more efferent or afferent vessels in this system? | Afferent |
| What does afferent mean? | to carry to |
| What does efferent mean? | to carry away |
| Where is Thymus located? | near the sternum |
| T cells are produced where? | In Thymus |
| What is Thymosin? | hormone form thymus |
| Microoorganism | Virus |
| Microoorganism | Bacteria |
| Microoorganism | Fungi |
| Microoorganism | Protozoa |
| Microoorganism | Pathogenic animals |
| Explain a virus | no cell wall, can't live in the air, has to have a host |
| Explain bacteria | doesn't need a host, can live anywhere, Dr's RX for antibodies |
| Explain Protoza | mostly in streams and lakes |
| Pathogenic animals | Ticks and mites and leeches |
| What is Opportunistic infections? | when the normal human defenses are so weak that they allow infection |
| What is nosocomial infection? | transmitted in hospitals; staff |
| Explain fungi | can live in air, digestive system work in reverse (the Fly movie) |
| What is Inherited immunity? | Immunity to certain diseases develop before birth (inborn, genetic) |
| What is Hypersensitivity? | allergy or when the immune system become overactive |
| What is anaphylactic shock | severe and immediate reaction |
| What is autoimmune disease | when the recognition of self breaks down, the immune cells begin to attack the self |
| What Hodgkin's disease? | painless swelling of the lymph nodes. primarily in the neck and grion, caused by enlarged, mutated macrophages |
| What is Infectious Mononucleosis? | viral infection that affects the lymphocytes, causing an increase in the number and a change in the struture of some of these cells |
| What causes you to get sick with Mono? | the change in the cell structure |
| What is leukemia? | cancer if the white blood cells, that produce adnormal cells ata faster rate and live longer |
| What is one the leukemic cell can't perform? | the functionof phagocytosis |
| What is Lymphedema? | an increase of tissue fluid |
| What causes Lymphedema? | Inflammation or obstruction form scar tissue, parasites or trauma |
| What is Lymphomata? | tumor of the lymphativ system that is almost always malignant |
| Lymphatic system | comprises the spleen, thymus, and lymph nodules |
| Lymphatic system | one-way system |
| Lymphatic system | begins in the tissues and ends when it reaches the blood vessels |
| What is Intestinal Fluid? | fluid around the cells |
| Explain Intestinal fluid | comes from the blood as it seeps through the capillaries; between the cells, lymph forms as intestinal fluid and becomes lymph as it moves into the lymph capillaries |
| What are lymph capillaries? | tiny open-ended channels located in tissue spaces of the entire body except for the brain, spinal cord, and cornea |
| Which is larger Lymphatic or blood capillaries? | Lymphatic |
| Where do lymph nodes cluster? | at the joints |
| What do lumph nodes produce? | mature lymphocytes |
| As production of lymphocytes increasese, what also increases? | lymphatic flow |
| What provides a filering sytem the removes wastes products and transfers them for detoxification? | nodes |
| What is the combining site? | where antigen and antibody come together |
| What is the fuction are Anitgen - Antibody conplex | nuetralize toxins, energy cells, promote phagocytosis |
| What = split | lysis |
| What means cells split? | Cytolysis |
| What is complainent fixation? | water into cell causing it to split |
| Where are lymph nodes located? | submandibular, cervical, axillary, inguinal, popliteal |
| T-cells only develop by the presence of what? | thymosin |
| What are the 2 main lymphocytes? | B- cell and T-cell |
| Where do lymphocytes come from? | stem cells in bone marrow |
| stem cells > immature B cells > activated ____ cells > ____ | B; activited for immunity |
| Type of Tonsils ( see when stick out tongue) | Pharyngeal |
| Type of tonsil (in back side) | Palatine |
| Type of tonsil ( on base of tongue) | Lingual |
| What are the teo types of immunity? | Nonspecific and Specfic |
| NSI does what? | attack any irritant or abnormal |
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