Spleen
Definition:
An organ that is part of the immune system. The spleen is a storage site for lymphocytes (white blood cells important in immunity and defense against infection), it filters the blood, stores blood cells, and destroys old blood cells.
It is located on the left side of the abdomen near the stomach.
Immune reactions can occur in the spleen.
Source: GreenFacts, based on St. Jude Children’s Research Hospital Medical
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Spleen
Source: AMES
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