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Content: Introduction 0:00 The function of the Liver: 00:47 Topography of the Liver: 02:18 External Structures of the LIver: 04:22 Division of the LIver: 7:06 Porta Hepatis: 7:48 Coverings of the Liver 8:37 Ligaments Around the Liver 10:06 ------------------------------- 💎Channel membership:

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------------------------------- Liver Function: - Filter blood coming from digestive tract through the portal system - Detoxification - Digestive Function: Produces Bile - Cholesterole Production - Storage of fat and glycogen - Blood sugar regulation Topography of the Liver (Hepar): - Holotopy: Right hypochondriac region, epigastric region, and left hypochondriac region. - Skeletopy: ○ Superior border: Starts at the level of 10th rib, to the level of 5th intercostal space to the 5th intercostal space left to the sternum and ends at 6th intercostal space ○ Inferior border: starts at the 10th rib, goes to the level of 8-9th rib and then continues to the 6th intercostal space ○ Posteriorly: T9-T11 - Syntopy: ○ Superior border: Diaphragmatic Surface ○ Inferior border: Visceral surface § Pylorus of the stomach, Colon, Duodenum, Right kidney, Stomach, Esophagus External Surface of the Liver: - Anterior Liver: ○ Falciform Ligament (ligamentum falciforme) ○ Right lobe and left lobe ○ Inferior margin (margo inferior) - Posterior Liver: ○ Posterior margin (margo posterior) ○ Bare Area (area nuda) ○ Right Sagittal Groove (sulcus sagittalis dexter) formed by groove for inferior vena cava (sulcus v. cavae) and fossa for the gall bladder (fossa vesicae biliaris) ○ Left Sagittal Groove (Sulcus Sagittalis sinister) ○ Round ligament of the liver (ligamentum teres hepatis) ○ Venous Ligament of the Liver (Ligamentum venosum) ○ Transverse Groove (Porta Hepatis) Division of the Liver: - Lobes of the Liver (Anatomical division of the liver): ○ Right Lobe ○ Left Lobe ○ Caudate Lobe ○ Quadrate Lobe - Couinaud classification of liver (Surgical Classification) Porta Hepatis: - Common Hepatic Duct - Hepatic Portal Vein - Proper Hepatic Artery - Hepatic Plexus - Hepatic Lymph Nodes - Hepatoduodenal Ligament (lig. hepatoduodenale) Coverings of the Liver: - Tunica Fibrosa - Visceral Peritoneum (Tunica Serosa) Ligaments around the Liver: - Ligaments towards the diaphragm ○ Falciform Ligament (Lig. Falciforme Hepatis) ○ Coronary Ligament (Lig. Coronarium Hepatis) ○ Right Triangular Ligament (Lig. Triangulare Dexter) ○ Left Traingular Ligament (Lig. Triangulare Sinister) - Ligaments towards organs: ○ Hepatogastric Ligament (Lig. hepatogastricum) ○ Hepatoduodenal Ligament (Lig. Hepatoduodenale) ○ Hepatorenal Ligament (Lig. Hepatorenale) ○ Round Ligament of the Liver (Lig. Teres Hepatis) Sources used in this video: - Memorix Anatomy 2nd Edition by Hudák Radovan (Author), Kachlík David (Author), Volný Ondřej (Author) - Complete Anatomy by 3d4medical - Biorender - University notes and lectures