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.
âSecondary organsâ - these immune organs are spots or sites in which the lymphocytes localize, identify unfamiliar antigens and triggers reaction in opposition to it. It Contains tonsils, lymph nodes, Spleen, Peyerâs patches (in the small intestines), appendix and liver.