What Is the Function of Lymph Nodes?

By Staff WriterLast Updated Apr 11, 2020 9:44:43 AM ET
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According to About.com, the major functions of lymph nodes are to assist the body's immune system and to filter lymph. About.com explains that these masses of tissue and other lymphatic organs are essential in preventing the buildup of fluid in tissues, protecting the body against infections and regulating blood pressure and volume.