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


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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 89th rib and then continues to the 6th intercostal space
○ Posteriorly: T9T11
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