The human body resists infection by means of antibodies and white blood cells. Antibodies are protein substances produced by the lymphoid tissue that circulate in the blood. They react with their corresponding antigens and make them harmless the lymphatic system is also important in the body’s immune response. Lymph nodes are swellings that occur at various points in the system. They are found in the neck, groin and armpit and their main function is to remove foreign particles from the lymph and to participate in the immune response. In this latter function they become enlarged and produce lymphocytes a type of while bloody cell with locate and neutralize antigens or produce antibodies depending upon the type.
The lymph is circulated by muscular action and pumped through the lymph nodes for filtering. The lymphatic system and the immune system overall are very important in maintain good health. Any disorder or deficiency in this system will lead to illness which in some cases may be life threatening.
