last minute abd 2 Flashcards
Celiac Trunk
define
-major artery of abdomen
Celiac Trunk
arrise from?
Aortic Artery
Celiac Trunk - 3 Branches
Left Gastric a.
Splenic a
Common Hepatic a
Which branch of the Celiac Trunk is the only one to go right?
Common Hepatic Art
What does the L Gastric Artery give rise to?
Esophageal branches
Where does L Gastric Artery travel? (2)
& what does it join?
Ascends across diaphragm –> lesser curve of stomach &
joins R gastric artery
Where does Splenic Artery travel across?
(3)
Left to spleen
under stomach,
along upper pancreas
How many branches off the Splenic Artery?
5
3 Important branches of splenic artery
Left gastroepiploic
Short Gastrics
Pancreatic branches
Which artery supplies greater curvature of stomach?
Left gastroepiploic artery
Which artery: 5-7 small branches supplying fundus of stomach
Short gastric arteries
which artery branches supply pancreas body & tail
Pancreatic branches
which artery - torturous appearance?
Splenic a.
Common Hepatic Artery
-Define
-Where does it travel?
-What does it divide into?
Only arterial supply to liver
Travels above duodenum
Divides into:
*gastroduodenal art
—> pancreaticduodenal that supplies sup pancreas head
-proper hepatic art
–> R and Left Hepatic Art
Which artery supplies the body and tail of pancreas?
Splenic artery
Which arteries supply the head of the pancreas?
Superior pancreaticoduodenal artery
–> from the gastroduodenal artery of the common hepatic
Inferior pancreaticoduodenal artery
–> from superior mesenteric art.
Pancreas Function
Has enzymes that breakdown proteins, carbs, and fats
Pancreas Enzymes Function:
Amylase
RNAase
Amylase: breakdown carbs
RNAse: degrade RNA
Pancreas Enzymes Function:
Lipase
Lipase: breakdown fat
Pancreas Enzymes Function:
DNAase
DNAase: degrade DNA
Pancreas - what are zymogens?
Inactive substance that becomes enzyme when activated by enzyme
Pancreas Zymogen: Trypsinogen
-Secreted where?
-Converts to
-Function
Duodenum
Trypsin
Digest proteins
Pancreas Zymogen: Chymotrypsinogen
-Secreted where?
-Converts to
-Function
Duodenum
Chymotrypsin
Digest Proteins
Pancreas:
Procarboxypeptidase A & B
-Function
Fibrinolysis inhibitor
Stop process that prevents clot growth. Promote clot growth and wound heal
Pancreas
islet cells function
produce and store insulin and glucagon
Pancreas Congenital Dz
Define: Agenesis
prevalence ?
Loss of pancreas body or tail
very rare
Pancreas Congenital Dz
Define: Pancreas Divisum
prevalence ?
Failure of two ducts to fuse
common
Pancreas Congenital Dz
Define: Annular pancreas
prevalence ?
Pancreas encircles the duodenum
Rare