The Mediterranean Sea is a large sea that is located between Europe, northern Africa and southwestern Asia. Its total area is 970,000 square miles (2,500,000 sq km) and its greatest depth is located off the coast of Greece at around 16,800 feet (5,121 m) deep.
3. Inflammation of the nodes: buboes; Lymph nodes can become cancerous tissues and metastesize. Other Lymphoid Organs. Spleen: Filters and purifies lymph nodes. (macrophages and lymphocytes in spleen fights bacteria, toxins and viruses, removes cellular debris). Distributes and recycles aged RBC);.
Macrophages are versatile cells that play many roles. As scavengers, they rid the body of worn-out cells and other debris. Along with dendritic cells, they are foremost among the cells that present antigens, a crucial role in initiating an immune response.