The Liver: Anatomy, Functions, and Disorders, Structure, Function, and Clinical Significance, Key Functions and Diseases
Liver Introduction The liver is the largest internal organ and the largest gland in the human body. It plays a crucial role in metabolism, digestion, detoxification, and storage of nutrients . 📍 Location: The liver is located in the right upper quadrant (RUQ) of the abdomen, just below the diaphragm , and protected by the ribcage . 📏 Size & Weight: Adult liver weighs 1.2 – 1.5 kg . It measures about 15 – 17 cm in width . Anatomy of the Liver 🟠 Lobes of the Liver: The liver is divided into four lobes : Right lobe – Largest lobe. Left lobe – Smaller than the right lobe. Caudate lobe – Near the inferior vena cava. Quadrate lobe – Near the gallbladder. 🔗 Ligaments of the Liver: Falciform ligament – Connects liver to the anterior abdominal wall. Round ligament – Remnant of the umbilical vein. Coronary ligament – Attaches liver to the diaphragm. Blood Supply of the Liver The liver has a dual blood supply : Hepatic artery (25%) – Brings oxyg...