The great saphenous vein is the longest vein in the body, running along the length of the leg from the foot to the groin. It plays a crucial role in carrying deoxygenated blood from the lower extremities back to the heart.
Related terms
Venous return: The process by which blood returns to the heart via veins.
Circulatory system: The body's system responsible for transporting blood, nutrients, gases, and waste products throughout the body.
Varicose veins: Enlarged veins that can occur when valves in the veins do not function properly, often visible on legs and feet; this condition can affect the great saphenous vein due to its size and location