Life Science 2.3 : The Lymphatic System

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Life Science 2.3 : The Lymphatic System

  1. 1. Life Science 2.3<br />The Lymphatic System<br />
  2. 2. Objectives:<br />Objectives:<br />Describe the relationship between the lymphatic system and the cardiovascular system.<br />Identify six parts of the lymphatic system, and describe their functions.<br />
  3. 3. Vessels of the Lymphatic System<br />Lymphatic system <br />Group of organs and tissues that collect excess fluid and return it to your blood.<br />
  4. 4. Lymph capillaries<br />Smallest vessels of the lymphatic system.<br />Lymph <br />The fluid and particles absorbed into lymph capillaries.<br />
  5. 5. Other Parts of the Lymphatic System<br />Bone Marrow<br />Soft tissue inside of bones. <br />Where most red and white blood cells, including lymphocytes, are produced.<br />Lymph Nodes <br />Small, bean-shaped masses of tissue that remove pathogens and dead cells from the lymph.<br />
  6. 6. Thymus <br />Gland that produces T cells that are ready to fight infection.<br />Spleen <br />Largest lymphatic organ. <br />Stores and produces lymphocytes.<br /><ul><li>Red pulp
  7. 7. Removes damaged red blood cells from circulatory system.
  8. 8. White pulp
  9. 9. Produces white blood cells that fight infection.</li></li></ul><li>Tonsils <br />Lymphatic tissue in the nasal cavity and at the back of the mouth on either side of the tongue. <br />Help defend the body against infection.<br />

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