Your grandfather, Ronald, who is 85 years old, seems to catch colds much easier than he did a few years ago. Because of his age, you understand that his thymus gland is almost nonexistent. Why does this decline in thymus function impair the immune response?

Question

Quizplus · Accepted Answer

The thymus gland is responsible for the maturation of T cells, which are crucial for the adaptive immune response. As the thymus shrinks with age, fewer T cells are produced, impairing the body's ability to fight off infections.

Your Grandfather, Ronald, Who Is 85 Years Old, Seems to Catch