What effect does age have on the size of the thymus?
A)The size of the thymus increases continuously from birth to death.
B)The thymus initially increases in size and then decreases in size from adolescence through old age.
C)The thymus is not affected by age.
D)The size of the thymus decreases continuously from birth to death.

Question

Quizplus · Accepted Answer

The thymus initially increases in size from birth to puberty, but then begins to involute and decrease in size from adolescence through old age. By age 75, the thymus is only about 15% of its maximum size at puberty.

What Effect Does Age Have on the Size of the Thymus