András Csillag Abdomen I location borders division transversal and sagittal planes 2 Abdomen I topography Abdominal cavity Parietal and visceral peritoneum ID: 1031956
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1. Abdomen Icompiled by András Csillag
2. Abdomen I.locationbordersdivision transversal and sagittal planes2
3. Abdomen I.topographyAbdominal cavity Parietal and visceral peritoneumPeritoneal cavityIntraperitoneal organs Intraperitoneal organs have a peritoneal covering and bulge into the cavityRetroperitoneal regionInfraperitoneal region3
4. Abdomen I.4Retroperitoneal organs
5. Abdomen I.Abdominal wallSuperficial layercutissubcutisfascia abdominisMiddle layerMuscular aponeurotic abd. wallm.erector spinaem.psoas majorm.obliquus ext.m.obliquus int.m.transversusInternal layerfascia transversalisSubperitoneal connective tissueParietal peritoneumBlood supply, neuronal network, lymphatic vessels5
6. Abdomen I.upper abdominal regionbordersorgansliverstomachspleenduodenumpancreastransverse colon flexura coli dextra et sinistra6
7. Abdomen ILiverlocationMotion together with the diaphragmIntraperitoneal organ, double peritoneal layer fixes to the anterior abd. wall and to the diaphragm.lig.falciforme hepatislig. coronarium dextrum et sinistrumTo anterior abdominal wall and diaphragm7
8. Abdomen I.topography of the liverThrough diaphragm Right lung, left lung, heartdorsalRight kidney and adrenal gland hepatic hilumIncoming structures in loose connective tissue:Dorsal portal veinAnterior right ductus choledochus (common bile duct)Left proper hepatic arteryOther (vegetative neural plexus, veins, lymphatic vessels, lymph nodes8
9. Abdomen I.liver segmentsLeft lobe right lobelobus caudatus (I)lobus quadratus (IV) 9
10. Abdomen I.liver segmentsLeft lobeI. caudate II. lat. superiorIII. lat. inferiorIV. quadrate a. med. superior b. med. inferiorRight lobeV. anterior inferiorVI. posterior inferiorVII. posterior superiorVIII. anterior superior 10
11. Abdomen I.portal vein tributariesPortal vein collects the blood from unpaired abdominal organs and enters to the substance of the liver, where it branches 11
12. Abdomen I.portal vein12
13. Abdomen I porto-caval anastomosesThrough cardial veinssuperior vena cava Through rectal veins to the inferior vena cava Paraumbilical veins IVC, SVC anastomoses(epigastric superficial veins,thoraco-epigastric veins)Anastomoses between superficial and deep abdominal wall veins Connects the portal system from IVC and SVC13
14. Abdomen I. biliary ducts, gallbladder14
15. Abdomen I. biliary ducts, gallbladder15
16. Abdomen IspleenLocalisationleft hypochondrium, between ribs #9-11Under the diaphragm (this side is convex)The lung overlaps the facies diaphragmatica, during expirationRelates to the costodiaphragmatic sinus (US: pleural fluid can be seen)Visceral surface imprint of organs stomach fundus greater curvaturedorsal left kidney and adrenal gl.pancreatic tail in hilumSplenic recess of omental bursa Intraperitoneal organlig. phrenico-lienalelig. gastro-lienalelig. phrenico-colicumTillmann, Atlas der Anatomie, Springer 200516
17. Abdomen Isurfaces of the spleenTillmann, Atlas der Anatomie, Springer 200517Splenic hilumSplenic artery and veinLymphatic vesselsnerves
18. Abdomen I.: spleenBlood supplyCoeliac trunk → splenic artery → splenic hilum branches:To stomach (gastrosplenic ligament)To pancreas (phrenicosplenic ligament)Splenic vein (runs on the superior part of pancreas from left to right) → joins the sup. mes. vein → sinus confluens → portal v.Lymphatic vessels unite with the gastric lymphatic vessels pancreatic and splenic lymph nodes → coeliac lymph nodes18Tillmann, Atlas der Anatomie, Springer 2005
19. Csillag, Anatomy of the Living Human, Könemann 1999Spleen, axial CTLobus sin. hepatisGasterCostaV. portaeLobus caudatus hepatisArt. lienalisFlexura coli sin. V. cava inf.AortaHilus lienis (facies visceralis)Lobus dext. hepatisGl. suprarenalis dext.Diaphragma, crus dext.VertebraLien, facies diaphragmatica19