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Lymphatic system
| Question | Answer |
|---|---|
| List the components of the Lymphatic system. | Lymph...Lymph vessels...Lymph ducts...Lymph nodes |
| Name the 2 main Lymph ducts. | Thoracic duct. Right lymphatic duct |
| Describe the functions of the lymphatic system. | Maintains tissue fluid balance by returning tissue fluid with its nutrients and waste back into the blood stream. Protects the body by producing white blood cells to protect the body from foreign substances and bacteria and by filtering out micro organism |
| Where is lymph filtered? | Lymph nodes |
| Name 2 functions of the spleen. | Produce Lymphocytes and monocytes. Stores large numbers of erythrocytes. Forms erythrocytes in the developing foetus. Contracts and deposit extra erythrocytes into the blood. Filters blood |
| Explain the function of the immune system. | To defend the body against infectious organisms and other invaders. |
| Which Lymphocytes are responsible for the production of antibodies? | B Lymphocytes |
| Describe inflammation. | Its the body's defence reaction against infection or irritation. Its combines the increased blood flow and capillary permeability, activation of macrophages, temperature increase and clotting reaction, to wall off the infected area. |
| Give the correct terminology for Glandular fever. | Infectious Mononucleosis |
| Give the correct terminology for an enlarged spleen. | Splenomegaly |
| Give the correct terminology for an abnormal collection of fluid in the tissues. | Oedema |
| Give the correct terminology if a patient has a tumour of the lymphoid tissue which may be benign or malignant. | Lymphoma |
| Name the clinical correlation for Epstein Barr Virus antibodies | Glandular fever/ Infectious Monocleosis |
| Name the clinical correlation for CD4 & CD8 | Autoimmune disorders |
| Describe an antigen | Any foreign substance that causes an immune response. It causes the formation of antibodies against it |
| Explain the meaning of autoimmunity | Is an attack by the immune system on the body's own tissue |
| Explain the meaning of allergic reaction. | When the immune system overreacts to exposure to antigens in the environment. |
| Explain the meaning of phagocytosis | The ability of cells to surround, engulf and digests foreign bacteria. |
| Give the full name for the abbreviation HIV. | Human immunodeficiency virus |
| Give the full name for the abbreviation AIDS | Acquired Immune deficiency syndrome. |
| Abs | Antibodies |