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 -- Macrophages are important in the regulation of immune responses. They are often referred to as scavengers or antigen-presenting cells (APC) because they pick up and ingest foreign materials and present these antigens to other cells of the immune system such as T cells and B cells.he immune system is composed of many interdependent cell types that collectively protect the body from bacterial, parasitic, fungal, viral infections and from the growth of tumor cells. Many of these cell types have specialized functions.