Choose five statements that are true about the spleen? Without the spleen blood cannot flow The spleen is located in the upper left quadrant of the abdomen The spleen is part of the lymphatic system Spleen is the site for blood cell synthesis The spleen is involved in urine formation The spleen can be found in the thoracic cavity The spleen has white pulp and red pulp Spleen filters the blood Spleen remove old red blood cells from the blood