Blood Supply of the Colon

Question 1

What aspects of the colon is supplied by the superior mesenteric artery

Answer 1

Midgut:-
Distal duodenum
Jejunum
Ileum
Caecum
Ascending colon
2/3 of the transverse colon

Question 2

What aspects of the colon is supplied by the inferior mesenteric artery

Answer 2

Hindgut:-
Distal transverse colon
Descending colon
Sigmoid
Rectum

Question 3

How many anterior branches of the abdominal aorta are there

Answer 3

3
Coeliac axis
Superior mesenteric artery
Inferior mesenteric artery

Question 4

What organs are supplied by the coeliac axis

Answer 4

Foregut:-
Distal oesophagus
Stomach
Proximal duodenum
Liver
Gallbladder
Pancreas
Spleen

Question 5

What are the 3 main branches of the coeliac axis

Answer 5

Left gastric artery - stomach
Spenic artery - spleen
Hepatic artery - liver (and remainder of stomach from the right gastric branch)

Question 6

What are the 3 main branches of the superior mesenteric artery

Answer 6

Middle colic artery - transverse colon
Ileocolic artery - caecum, ileum
Right colic artery - ascending colon

Question 7

What are the 3 main branches of the inferior mesenteric artery

Answer 7

Left colic artery - left transverse colon, descending colon
Sigmoid artery - sigmoid colon
Superior rectal artery - rectum