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lymph Article

lymph summary

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Below is the article summary. For the full article, see lymph.

lymph, Pale fluid that bathes tissues, maintaining fluid balance and removing bacteria. It enters the blood system at a vein under the collarbone that it reaches via channels and ducts, being driven through them mainly by surrounding muscle activity. The lymphatic organs (spleen and thymus) and lymph nodes filter out bacteria and other particles the lymph takes up from body tissues. Lymph contains lymphocytes and macrophages, the primary cells of the immune system. See also lymphatic system.

human lymphocyte
lymphocyte Summary
Lymphocyte, type of white blood cell (leukocyte) that is of fundamental importance in the immune system because lymphocytes are the cells that determine the specificity of the immune response to infectious microorganisms and other foreign substances. In human adults lymphocytes make up roughly 20