IMMUNOLOGY

Detailed explanation-1: -The lymphatic system is composed of: Primary lymphoid organs: These organs include the bone marrow and the thymus. They create special immune system cells called lymphocytes.

Detailed explanation-2: -The bone marrow, spleen, thymus, lymph nodes, and lymphatic veins are all part of this system (a network of thin tubes that carry lymph and white blood cells). The lymphatic system can be broadly classified into: Primary lymphoid organs, which generate special immune system cells known as B or T lymphocytes.

Detailed explanation-3: -The thymus is defined as a primary lymphatic organ, the lymph nodes, MALT and spleen are secondary lymphatic organs.