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Lymph nodes are found in groups or chains along the paths of the larger lymphatic vessels throughout the body.
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Lymph nodes are part of thelymphatic system, which is an important portion of the immune system. Lymph nodes act as tiny filters for the body, helping to trap and contain bacteria, cells that are foreign to the body and cancer cells. A fluid called lymph circulates through the body, in a system similar to that which carries blood. The lymph nodes act as lymph filters, attempting to stop illness and infection.
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