Question

The thymus is the only lymphoid organ that does not: A) have lymphocytes B) produce hormones C) have a cortex and medulla D) directly fight antigens

Answer 1

The thymus is the only lymphoid organ that does not D. fight the antigens directly.

• The thymus, bone marrow, spleen,lymph nodes, a network of lymphoid tissue along secretory surface (MALT), and the skin which performs the immune functions are known as lymphoid organs.
• On the basis of its role, lymphoid organ are classified into primary and secondary lymphoid organ.
• The lymphocytes from bone marrow are transformed into specialised T cells in the thymus. In this way thymus helps to improve the immune system
• T cells produced in the thymus is travels through the blood stream to lymphnodes and other parts of the body to fight against the antigen.

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