PATHOLOGY

Detailed explanation-1: -The thymus gland grows to its largest size during childhood and makes all the T cells we need before we become teenagers. After this, it gradually gets smaller, becomes less active and is replaced by fatty tissue. The thymus also produces a hormone called thymosin that helps make and develop T cells.

Detailed explanation-2: -The thymus gland is most active during childhood. Your thymus actually starts making T-cells before you’re born. It keeps producing T-cells and you have all the T-cells you need by the time you reach puberty. After puberty, your thymus gland slowly starts to decrease in size and is replaced by fat.

Detailed explanation-3: -Thymosin: The Hormone of the Thymus Once T cells have fully matured in the thymus, they migrate to the lymph nodes (groups of immune system cells) throughout the body, where they aid the immune system in fighting disease.

Detailed explanation-4: -The thymus gland is a small organ that lies in the upper chest under the breastbone. It makes white blood cells, called lymphocytes, which protect the body against infections.

Detailed explanation-5: -First of all, it is important to underline that the human thymus develops during fetal life, reaches its maximal output during early postnatal life, and declines in size and output during young adulthood and throughout adult life through the process of age-related involution (Chinn et al.