The spleen is a major lymphoid and blood filtration organ and is located in the left cranial abdomen. It is responsible for storing and removing [[Erythrocytes|erythrocytes]] from the blood as well as antigen surveillance of the blood and antibody production. | The spleen is a major lymphoid and blood filtration organ and is located in the left cranial abdomen. It is responsible for storing and removing [[Erythrocytes|erythrocytes]] from the blood as well as antigen surveillance of the blood and antibody production. |