Which Structure Will Sometimes Disappear in Adults

Question

Which structure will sometimes disappear in adults?
A)Sinus
B)Spleen
C)Thymus
D)Pancreas

Accepted Answer

The thymus is a glandular organ located in the chest responsible for the development and maturation of T cells, important for immune function. It is prominent in infants and children, but gradually decreases in size and becomes fatty in adults, sometimes disappearing entirely. The other structures listed, sinuses, spleen, and pancreas, do not typically disappear in adults.