Itâs the usual cause of heart attacks, strokes, and peripheral vascular disease-- what together are called cardiovascular disease. How does atherosclerosis develop? Who gets it, and why? This deadly process is preventable and treatable. Causes
Organs of the Immune System. The major organs of the immune system are bone marrow, thymus, spleen and lymph nodes. These organs produce lymphocytes required to destroy bacteria, virus, tumor cells, etc.This article dwells on these major immune system organs that protect the human body from infections.-Cells: The main function of T-cells or T lymphocytes is intensifying immune system responses. They do this by secreting specialized factors, which in turn activate other white blood cells, to fight off infections. T-cells are again subdivided into different types.
The immune system protects the body against disease or other potentially damaging foreign bodies. When functioning properly, the immune system identifies and attacks a variety of threats, including viruses, bacteria and parasites, while distinguishing them from the bodyâs own healthy tissue.The Lymphatic system consists of bone marrow, spleen, thymus and lymph nodes.he spleen is the largest lymphatic organ in the body contains white blood cells that fight infection or disease. The thymus is where T-cells mature. T-cells help destroy infected or cancerous cells. Lymph nodes produce and store cells that fight infection and disease.