Anatomy of Abdominal Vessels

Question 1

IMA supplies

Answer 1

Distal colon (left 1/3 of transverse colon, descending and sigmoid colon, and rectum to dentate line)

Arises from aorta about 2cm superior to its bifurcation

Question 2

Right Colic Artery supplies

Answer 2

Ascending colon

is a branch of SMA

Question 3

SMA supplies

Answer 3

Small intestine (except proximal duodenum) and proximal half of colon (caecum, ascending colon and 1/2 transverse colon)

Arises from aorta posterior to neck of pancreas, L1 level