The thymus is located in the ,anterior to the aortic arch. The thymus reaches it
ID: 2915 • Letter: T
Question
- The thymus is located in the ,anterior to the aortic arch.
- The thymus reaches its greatest size during puberty andtends to decrease in size following .
- As a person ages, the thymus tissue is often replaced by .
- The lymphocytes of the thymus develop from precursor cells thatoriginated in the .
- The hormone secreted by the thymus iscalled .
- The isthe largest of the lymphatic organs.
- Blood vessels enter the spleen through the region called the .
- The sinuses within the spleen are filled with .
- The tiny islands of tissue within the spleen comprise the .
- The ofthe spleen contain large numbers of red blood cells, lymphocytes,and macrophages.
- within the spleen function to engulf and destroy foreignparticles.