Liver, Gall Bladder and Pancreas Flashcards
What are the 4 functions of the liver?
1) Glycogen storage
2) Detoxification of blood
3) Synthesis of Bile
4) Production of Proteins and Cholesterol
Which mesentery does liver develop in and where is it a derivative of?
1) Ventral mesentery
2) Foregut
Describe diaphragmatic surface of liver
Smooth and convex (Anterosuperior)
Describe visceral surface of liver?
Moulded by shape of surrounding organs so irregular
Posterior inferior
What are the 3 liver ligaments?
1) Falciform Ligament
2) R and L Coronary Ligaments
3) R and L triangular ligaments
Role of falciform ligament and what is at free edge?
1) Attach liver to AAW
Ligamentum teres
What are the 4 lobes of the liver?
1) Right
2) Left
3) Caudate
4) Quadrate
Function of other 2 ligaments?
Attach superior surface of diaphragm to the liver
Location and structures bound to Caudate lobe?
1) Upper aspect of RL on visceral
2) IVC and fossa from Ligamentum venosum
Location and structures bound to Quadrate lobe?
1) Lower aspect of RL on visceral
2) Gall bladder and fossa from LT
How is liver supplied with deoxygenated blood? And Oxygenated?
HPV
Hepatic Artery Proper
Function and capacity of Gall bladder?
1) Temporary Bile Storage
2) 30-50mls
3 divisions of GB?
Fundus, Body and Neck
Tapers to become continuous with CD
Name for where CBD and PD meet?
Ampulla of Vater
Describe the Biliary Tree
L + R HD –> CHD
CHD + CD –> CBD
CBD + PD –> Hepatopancreatic AoV
Where does bile empty into the duodenum? (Regulator)
Through major duodenal papilla
Sphincter of Oddi
How is blood supplied to gall bladder?
Cystic Artery (Branch of RHA, HAP, CHA, CT)
What innervation results in secretion of bladder and contraction of gall bladder?
Parasympathetic
Arrangement of Portal Triad at porta hepatic (Anterior to Post)?
D,A,V
CBD, HA, HPV
What is the surface marking for the gall bladder?
The tip of the 9th costal cartilage. Where the lateral rectus sheath joins the costal margin.
Where do the HV’s drain?
Into the IVC
3 main branches of Coeliac trunk?
Left gastric, splenic and common hepatic
Name the 2 branches of the Gastroduodenal artery.
- Right gastroepiploic artery (supplies greater curvature of the stomach).
- Superior pancreaticoduodenal artery (supplies head of pancreas).
Is Pancreas retro or intra peritoneal?
Tail is intraperitoneal, rest is retro
Name the 5 parts of Pancreas?
1) Head
2) Uncinate Process
3) Neck
4) Body
5) Tail
Blood supply to head of pancreas?
Superior and Inferior Pancreaticoduodenal arteries
What is each Pancreaticoduodenal arteries branch of?
S: Gastroduodenal artery
I: SMA
Blood supply to rest of pancreas?
Pancreatic branches of splenic artery
What is the venous drainage of the pancreas?
1) Head: Drains into SMV into HPV
2) PV drain rest of pancreas into Spl Vein
Why can diseases of pancreas spread to adjacent tisses?
Not contained within a capsule
