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Question

Which one of the following lymphoid organ is large at birth but reduces with age?

The correct answer is

Thymus

The thymus is a primary lymphoid organ responsible for the maturation of T-lymphocytes. Its characteristics include:

1. Large size during childhood, supporting the development of immunity.

2. Gradual reduction in size and activity after puberty, a process known as involution.

Other lymphoid organs like bone marrow and spleen do not shrink with age.

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