The thymus (pl.: thymuses or thymi) is a specialized primary lymphoid organ of the immune system. Within the thymus, thymus cell lymphocytes or T cells mature. T cells are critical to the adaptive immune system, where the body adapts to specific foreign invaders.

Your thymus is a small gland in the lymphatic system that makes and trains special white blood cells called T-cells. The T-cells help your immune system fight disease and infection. Your thymus gland produces most of your T-cells before birth.

Nov 14, 2024 · What Is the Thymus Gland? The thymus gland is a soft organ that is large in babies but begins to shrink after puberty. Once you reach adulthood, your thymus gland becomes relatively small. Your...

Nov 22, 2023 · What is the thymus gland? The thymus gland is located in the chest behind the breastbone. Its functions include producing white blood cells known as T cells, which aid in immunity. It also...

Jun 19, 2017 · The thymus is a primary lymphoid organ located in the mediastinum. It consists of two lobes connected by an isthmus. Histologically, the thymus is divided into lobules, each one consisting of a central medulla and a peripheral cortex. The thymus is an essential component of our immune systems.

Aug 6, 2024 · The thymus gland, located behind the breastbone and between the lungs, plays a vital role in the immune system. This small organ makes white blood cells, called T-cells, and is important in fighting off infection.

Mar 13, 2025 · thymus, pyramid-shaped lymphoid organ that, in humans, is immediately beneath the sternum (breastbone) at the level of the heart. The organ is called thymus because its shape resembles that of a thyme leaf.

Jan 22, 2025 · The thymus is a small, bilobed organ that is part of the lymphatic and immune systems. It plays a vital role in the development and maturation of T-lymphocytes (T cells), which are essential for the adaptive immune system.

Oct 18, 2024 · The thymus is a gland located behind the sternum that produces T cells, a component of the immune system, and hormones that allow the immune system cells to spring into action. Conditions affecting the thymus are rare, although two types of …

Jul 16, 2020 · The thymus is a specialized primary lymphoid organ of the immune system. Within the thymus, Thymus cell lymphocytes or T cells mature. T cells are critical to the adaptive immune system, where the body adapts specifically to foreign invaders.