The liver is the largest internal organ, located in the upper right abdomen beneath the diaphragm. Anatomically, it is divided into right and left lobes and receives a dual blood supply from the hepatic artery (oxygenated blood) and the hepatic portal vein (nutrient-rich blood from the digestive tract). Its microscopic functional units are called lobules, where metabolic processing occurs. Functionally, the liver regulates glucose metabolism, synthesizes plasma proteins, produces bile for fat di