Supracolic Organs Flashcards
What are extraperitoneal, intraperitoneal and retroperitoneal organs?
Extraperitoneal- organs are outside the peritoneal sac
Intraperitoneal-organs are inside the peritoneal organs
Retroperitoneal-behind the peritoneum
Position of the liver?
Lies predominantly epigastric and right hypochondriac and extends the left hypochondriac
Lobes of the liver?
Caudrate
Quadrate
What are the two surfaces of the liver?
Diaphragmatic and visceral
Where does the falciform ligament run through?
Extends from anterior surface of the liver to the thoracic diaphragm and anterior abdominal wall and to the umbilicus
At the visceral surface what isn’t covered by parietal peritoneum?
Ports hepatitis and the groove for the gallbladder
What are the contents of the hepatic pedicle?
Portal vein Common hepatic duct Supra duodenal part of common bile duct Cystic artery and cystic duct Hepatic artery and its terminal branches Hepatic lymph nodes
Blood supply of the liver?
Hepatic portal vein (70%); left and right hepatic arteries (30%) terminal branches of the hepatic artery proper
Where do the hepatic veins drain into?
Inferior Vena cava
Parts of the gall bladder?
Fundus and neck
Relations of the gall bladder?
Liver, duodenum and transverse colon
Right and left hepatic ducts unite to form?
Common hepatic duct
What are the three parts of the common bile duct?
Supraduodenal, retroduodenal and infraduodenal
The common bile duct and the pancreatic duct unite to form?
Hepatopancreatic ampulla
Location of the stomach?
Epigastric, umbilical and left hypochondriac
The openings in the stomach?
Cardiac and pyloric orifices
Regions of the stomach
Fundus, body and pyloric region
Posterior relations of stomach?
Tail and body of pancreas and transverse mesocolon
Anterior relations of stomach?
Thoracic diaphragm, left love of liver and anterior abdominal wall
Blood supply to the stomach?
Left and right gastric arteries
Where is the pyloric sphincter located?
Gastroduodenal junction
Parts of the duodenum
Superior part (L1) 5cm Descending part (L1-L3) 7.5cm Horizontal part (L3) 10cm Ascending part (L2) 3cm
What are retroperitoneal organs?
Suprarenal gland Aorta/IVC Duodenum Pancreas Ureters Colon ( ascending and descending ) Kidneys Oesophagus Rectum
Location of pancreas?
Epigastric and left hypochondriac across the abdominal wall between the L1-L3
Parts of the pancreas?
Head Uncinate process Neck Body Tail
Anterior relations of pancreas?
Transverse mesocolon and the stomach
Posterior relations of the pancreas?
Right to left hepatic pedicle, terminal ends of the superior and inferior mesenteric veins, splenic veins, inferior vena cava, aorta, superior mesenteric artery, left supra renal and left kidney
What is the blood supply of the pancreas?
Branches of the spleen, gastro duodenal arteries the superior mesenteric artery
What is the position of the spleen?
Left hypochondriac region against the thoracic diaphragm ribs 9/10/11
Visceral relations of the spleen?
Stomach pancreas splenic flexible of colon and left kidney
Blood supply and drainage of spleen?
Splenic artery
Structures supplied by the coeliac trunk?
Stomach, liver, gallbladder, duodenum, pancreas, spleen
Coeliac trunk arises at what level?
Abdominal aorta T12
What are the three branches of the coeliac trunk?
Left gastric artery
Splenic artery
Common hepatic artery
What branches of the common hepatic artery?
Hepatic artery proper
Gastroduodenal
What are the supracolic organs?
- liver
- gallbladder
- biliary ducts
- stomach
- duodenum
- pancreas
- spleen
What is the venous drainage of supracolic organs?
Tributaries of portal vein
What is the falciform ligament connected to?
Connects livers to
Thoracic diaphragm
Anterior wall of peritoneal cavity
Umbilicus
What contents are in the ports hepatis?
Hepatic arteries and portal veins
Hepatic ducts
Hepatic lymph nodes
Pathway of the biliary system?
R and L hepatic ducts Common hepatic duct Common bile duct Hepatopancreatic ampulla Greater duodenal papilla
Parts of the gallbladder?
Fundus, body and neck
Regions of the stomach?
Cardia ( 6th costal cartilage T11 Fundus Body Pyloric antrum, canal and sphincter Greater curvature Lesser curvature Angular incisure
Variability of stomach?
Hypersthenic
Sthenic
Hyposthenic
Asthenic
Name the two junctions in the duodenum?
Gastroduodenal
Duodenojejunal
Blood supply to liver and stomach?
Common and proper hepatic arteries Right left hepatic arteries Cystic artery Middle hepatic artery R alight and left gastric arteries Right and left gastroepiploic arteries
