Celiac Trunk and Viscera Supplied

Question 1

Lesser omentum

Answer 1

Hepatoduodenal + hepatogastric ligaments

Question 2

Greater sac

Answer 2

Supracolic region + infracolic region

Question 3

Intraperitoneal mesenteries

Answer 3

Allows for intraperitoneal, dangling within peritoneal cavity
(ex. small intestine)

Question 4

Secondary retroperitoneal

Answer 4

pulling itself away from the wall and laid back
(ex. ascending colon)

Question 5

Retroperitoneal

Answer 5

Located completely posterior to the peritoneum

Question 6

Omental Foramen

Answer 6

Boundaries
-Anterior= hepatodudenal lig
-Posterior= IVC and R crus of diaphragm
-Superior = liver
-Inferior = superior/first part of duodenum

Question 7

Clinical correlation- hepatorenal recess

Answer 7

Can fill with fluids (internal bleeding)
-Especially when lying down

Question 8

Place where celiac trunk comes off aorta

Answer 8

T12

Question 9

Celiac trunk branches

Answer 9

L. Gastric a.
Splenic a.
Common hepatic a.

Question 10

Common hepatic a. branches

Answer 10

Heptic proper a.
Gastrodudenal a.

Question 11

Hepatic proper a. branches

Answer 11

R. gastric a.
Cystic a.
L. Hepatic A.
R. Hepatic A.

Question 12

Gastroduodenal a.

Answer 12

R. gastroepiploic a./R. gastro-omental a.

Superior pancreaticoduodenal a.

Question 13

Superior pancreaticodudenal a. branches

Answer 13

Anterior superior pancreatic duodenal a.

Question 14

Splenic a. branches

Answer 14

Runs behind stomach
Short gastric aa.
L gastroepiploic a. /L. gastroomental a.

Question 15

L. gastric a. branches

Answer 15

Esophageal a.

Question 16

Spleen surface anatomy

Answer 16

Left side, ribs 9-11

Question 17

Spleen ligaments

Answer 17

Gastrosplenic ligament
Splenorenal ligament

Question 18

Gastrointestinal development of foregut

Answer 18

Liver, gallbladder, and pancreas all develop from endodermal diverticula that originate form the 2nd part of the duodenum

Question 19

Stomach vasculature

Answer 19

Short gastric aa.
Left gastric a.
Right gastric a.
Left gastro-omental a.
Right gastro-omental a.

Question 20

Hepatodudenal ligament

Answer 20

Content “Portal Triad”
1. Hepatic artery proper
2. Hepatic portal vein
3. Bile duct

Question 21

Cystic duct & common bile duct

Answer 21

Gallbladder store bile, released into cytic duct which is bidirectional
Cystic duct into common bile duct
Common bile duct joins with main pancreatic duct, have ampulla, drains into duodenum via major duodenal papilla

Question 22

Gallstones (Cholelithiasis)

Answer 22

Prevalence: 10-20% adults
Types: cholesterol stones, pigment stone
Risk: increased age, obesity, female, rapid weight loss
Complications: cholecystitis, obstructive cholestasis or pancreatitis

Question 23

4 liver lobes

Answer 23

Right
Left
Caudate
Quadrate

Question 24

Portal-Caval Anastomoses

Answer 24

1. Left Gastic/Azygous Veins
2. Paraumbilical Veins/ Superficial Epigastric Veins
3. colic Veins/ Retroperitoneal V.
4. Recal veins (Sup/– mid, inf)

Question 25

Foregut inn

Answer 25

PNS- vagus CN X
SNS- presynaptic sympathetics from splanchnic n.
-Greater splanchnic T5-T9 (foregut)
-Lesser splanchnic T-10-11 (midgut)
-Least splanchnic- T12 (hindgut)

Question 26

Lymphatics

Answer 26

Celiac nodes –> drain up into the thoracic duct