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Human spleen The Human Body
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Human spleen
Human spleen A diagram of the human spleen in situ.

spleen

anatomy
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spleen, organ of the lymphatic system located in the left side of the abdominal cavity under the diaphragm, the muscular partition between the abdomen and the chest. In humans it is about the size of a fist and is well supplied with blood. As the lymph nodes are filters for the lymphatic circulation, the spleen is the primary filtering element for the blood. The organ also plays an important role in storing and releasing certain...

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