Liver

Question 0

What lies in hepatoduodenal ligament

Answer 0

1. Hepatic portal vein
2. Hepatic artery proper
3. Common bile duct

Question 1

What is the hepatic portal vein formed by

Answer 1

1. Splenic vein
2. Superior mesenteric vein
   Just posterior to neck of pancreas, behind hepatic artery and common bile duct
   Supplies 75% of all bloodflow to the liver
   The IVC lies posterior to its origin

Question 2

Pringle manoeuvre

Answer 2

Compression of the portal vein and hepatic artery in the edge of the lesser omentum (hepato-duodenal ligament)

Compressing anterior wall of foramen in Winslow

Question 3

Blood supply of the liver

Answer 3

25% of the resting cardiac output

1. Hepatic artery a branch of the celiac axis 25%
2. Portal vein 75%
3. caudate lobe - hepatic portal vein (trains directly into inferior vena cava) and artery

Question 4

Normal portal pressure

Answer 4

5 to 8 mmHg

Question 5

Foramen of Winslow (epiploic foramen)

Answer 5

Passage of communication between greater sac and lesser sac

1. Anterior - hepatoduodenal ligament
2. Posterior - peritoneum covering inferior vena cava
3. Superior - peritoneum covering caudate love of liver
4. Inferior - peritoneum covering the commencement of the duodenum and the hepatic artery
5. Left lateral - gastrosplenic ligament and splenorenal ligament

Question 6

Caudate lobe of liver

Answer 6

Posterior hepatic segment 1

Question 7

Common bile duct

Answer 7

Formed by the common hepatic duct and cystic duct
Lies in free edge of lesser omentum anterior to portal Vein and to the right of hepatic artery

Passes posterior to the 1st part of the duodenum with gastroduodenal artery of its left before opening into the second part

Question 8

What is the cystic artery a branch of ?

Answer 8

Right hepatic artery (branch of hepatic artery - branch of celiac trunk)

Question 9

Branches of celiac trunk

Answer 9

1. Hepatic artery
2. Splenic artery
3. Left gastric artery