Lymphatic System & Disease Resistance Lab Report

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Lymphatic System & Disease Resistance 1. Describe lymphatic system functions. The lymphatic system helps fluids circulate the body and helps defend against agents that cause disease. 2. Locate each of the following lymphatic vessels: right lymphatic duct, thoracic (left lymphatic) duct, right and left subclavian veins, and cisterna chyli. a right lymphatic duct b. thoracic duct c. right and left subclavian veins d. cisterna chyli . e. Determine the direction of blood and lymph movement between arterioles, blood and lymph capillaries, and venules. blood capillaries (blood) to interstitial spaces (interstitial fluid) to lymphatic capillaries (lymph) to lymphatic vessels (lymph) to lymphatic ducts (lymph) to junction of the internal jugular and subclavian veins (blood). f. Describe the lymphatic system role with regard to lipids and lipid-soluble vitamins. The lymphatic system transports lipids and lipid-soluble vitamins (A, D, E, K) from GI tract travel in lymph before blood stream 3. What are the thymus gland functions? The thymus receives immature T cells that are produced in the red bone marrow and turns them into functional, mature T cells that attack only foreign cells. 4. Identify each of the following in a lymph node: afferent lymphatic vessels and efferent vessels. a. afferent lymphatic vessels b. efferent lymphatic vessels c. What is the function of the macrophages within the lymph nodes? The macrophages within the lymph nodes filter lymph and remove bacteria and cellular debris before lymph is returned to the blood. d. Identify spleen functions. The spleen filters the blood and removes damaged blood cells and

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