Anatomy - Abdominal Exam

Question 1

What is contained in the hepatic triad?

Answer 1

Proper hepatic artery
bile duct
portal vein

Question 2

What is the portal vein usually formed from?

Answer 2

splenic + superior mesenteric vein

can also sometimes be with the inferior mesenteric vein

Question 3

What are the retroperitoneal structures?

Answer 3

SAD PUCKER

Suprarenal (Adrenal) gland
Aorta and IVC
Duodenum (2nd + 3rd part only)

Pancreas (except for tail)
Ureter
Colon (except for transverse)
Kidney
Esophagus
Rectum

Question 4

What are the major branches of the celiac trunk and what do they supply?

Answer 4

left gastric artery - lesser curvature of the stomach

splenic artery - spleen, stomach, pancreas

common hepatic artery - liver, pylorus, duodenum, pancreas, gallbladder

Question 5

Describe the SMA. What does it supply?

Answer 5

second vessel from abdominal aorta ~ L1

inferior pancreaticoduodenal artery: head of the pancreas + regions of duodenum

middle colic artery: proximal transverse colon

r colic artery: ascending colon

ileocolic artery: cecum, appendix, ileum

jejunal and ileal branches

Question 6

What are the branches of the inferior mesenteric artery and what do they supply?

Answer 6

IMA:

Left colic artery:
- distal 1/3 transverse colon
- descending colon

sigmoid artery: sigmoid colon

superior rectal artery: superior portion of the rectum

Question 7

What does the COMMON hepatic artery supply?

Answer 7

gastroduodenal artery: pylorus, duodenum and head of the pancreas

becomes proper hepatic artery after the gastroduodenal branch

Question 8

What does the PROPER hepatic artery supply?

Answer 8

liver, gall bladder

becomes L hepatic and R hepatic

R hepatic has cystic artery for gallbladder

Question 9

What veins become the portal vein?

Answer 9

splenic, inferior and superior mesenteric veins

Question 10

What does the internal iliac artery supply?

Answer 10

Pelvic, perineum, gluteal

Question 11

What does the external iliac artery supply blood to?

Answer 11

lower extremities, feet, lower abdominal wall

Question 12

What supplies the transverse colon?

Answer 12

proximal 2/3
- middle colic artery of the SMA

distal 1/3
- left colic artery of the IMA

Question 13

What does the ileocolic artery supply?

Answer 13

SMA branch
supplies ileum, cecum, appendix

Question 14

What supplies the ascending colon?

Answer 14

right colic artery - SMA branch

Question 15

Describe the proper hepatic artery

Answer 15

branch of the common hepatic
- becomes proper after the gastroduodenal branch

Branches:
R gastric artery: supplies stomach
L hepatic: supplies liver
R hepatic: supplies liver
- cystic: supplies gallbladder