Liver Anatomy, Function, And Sonographic Features Questions With Correct Verified Answers | 100% Pass (A+ Certified)

What are the primary locations of the liver in the abdomen Answer The liver occupies the right hypochondrium, greater part of the epigastrium, and left hypochondrium as far as the mammillary line. What is the size range of a normal adult liver Answer 15cm - 17cm, with some studies suggesting 13cm - 17cm. Hepatic artery Answer rich blood supply consisting of 20-30% Portal vein Answer nutrient rich consisting of 70-80% What factors influence liver size 2 / 34 Answer Liver size is influenced by BMI, height, age, and alcohol consumption. What are the two layers that compose the liver Answer The liver is composed of an outer serous layer (visceral peritoneum) and an inner dense fibro-elastic connective tissue layer (Glisson's Capsule). What is the function of Glisson's Capsule Answer Glisson's Capsule contains blood, lymphatic vessels, and nerves, and encases the hepatic artery, portal vein, and bile ducts. 3 / 34 What is the bare area of the liver Answer A small triangular area where the liver connects to the diaphragm, not covered by the outer visceral layer, allowing infection to spread from the abdominal cavity to the thoracic cavity. What are the characteristics of the diaphragmatic surface of the liver Answer The diaphragmatic surface is smooth, convex, and divided into anterior, superior, and posterior sections. What structures are in contact with the visceral/inferior surface of the liver Answer The right side of the stomach/pylorus, superior portion of the duodenum, right hepatic flexure/right transverse colon, lesser omentum, gallbladder, right kidney, and right adrenal gland. What are the echogenic structures associated with the liver 4 / 34 Answer Echogenic structures include Glisson capsule, main lobar fissure, falciform ligament, ligamentum teres, and ligamentum venosum. How many ligaments are associated with the liver, and what are they Answer There are 7 parietal or visceral folds and 1 round fibrous cord Answer coronary, falciform, ligamentum teres, ligamentum venosum, right and left triangular, gastrohepatic, and hepatoduodenal ligaments. What is the ligamentum teres and its significance Answer The ligamentum teres is the obliterated left umbilical vein that can persist and recanalize w