Paedagogica Index. 1  You don't just read about Seneca or Caesar; you read the words of Seneca and Caesar themselves. You don't just speak your own modern language unreflectively, but you learn where much of it came from, after actually seeing the contents and the workings of one of its greatest sources.
The spleen will save any useful components from the old blood cells, including iron, so they can be reused in new cells. The spleen can increase in size in order to store blood. The organ can widen or narrow, depending on the bodyâs needs. At its largest, the spleen can hold up to a cup of reserve blood. Spleen problems
The spleen serves two major functions in the body: 1. It is responsible for the destruction of old red blood cells (RBC), 2. It is a major site for mounting the immune response.The spleen behaves similar to a lymph node but instead of filtering the lymphatic fluid it filters the blood.t is responsible for the destruction of old red blood cells (RBC), 2. It is a major site for mounting the immune response. The spleen behaves similar to a lymph node but instead of filtering the lymphatic fluid it filters the blood.