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A&P 2 Lymphatic Syst
Lymphatic system basic
| Question | Answer |
|---|---|
| Name lymphatic system vessels from smallest to largest | capillaries, vessels (lymphatics), trunks, ducts |
| Describe the two major lymphatic ducts | Right lymphatic duct: drains right side of body (exclude legs). Left lymphatic duct aka thoracic duct drains left side of body, head to toe. |
| Function of T cells | recognize and attack foreign matter |
| Function of B cells | Stimulate production of plasma cells, which produce Ab |
| Elephatiasis | Caused by Microfilaria, lives in lymph nodes and block fluid return |
| Lymphedema | buildup of fluid due to lymphatic destruction, usually due to removal of axillary nodes in cancer therapy |
| Lymphadenopathy | enlargement of nodes due to infection/inflammation |
| lymphangitis | inflammation of nodes and vessels due to infection |
| lymphoma | malignancy of lymphoid tissue |
| Name the major lymph organs and tissues (6) | thymus, tonsils, spleen, bone marrow, mucosa associated lymphoid tissue (MALT) |
| Function of THYMUS | source of T-cells, establish immunity in infants |
| Function of TONSILS | filter air |
| Fn of Spleen | lymphocytes, Ig's, B cells, stores venous blood, braks down old RBC, not vital but will lead to issues (High RBC in circ, lymph issues) |
| Location of MALT | along intestine, mammalian equivalent of Bursa of Fabrisius, BCells |
| EBV | Epstein-Barr Virus, associated with many lymphomas and also mono |
| HIV | human immunodeficiency virus, infects T cells and macrophates |