Garden design is considered to be an art in most cultures, distinguished from gardening, which generally means garden maintenance. Garden design can include different themes such as perennial, butterfly, wildlife, Japanese, water, tropical, or shade gardens.
The thymus gland is located in the neck above the heart. The function of the thymus gland is to generate mature T lymphocytes (white blood cels that help the immune system fight off illness).he function of the thymus gland is to generate mature T lymphocytes (white blood cels that help the immune system fight off illness).
By middle age the thymus is much smaller, but it is still an important factor in the immune system. During the first few weeks of life, T-lymphocytes created in the thymus migrate to the blood stream and colonize lymph nodes through the body. These later begin to manufacture powerful antibodies vital for immunity.