Arterial Supply To GI Tract & Venous Drainage

Question 1

Which artery do the arteries supplying the GI tract branch off from

Answer 1

Abdominal aorta

Question 2

What does the celiac trunk supply (4)

Answer 2

Stomach
Top end of small intestine
Pancreas
Liver

Question 3

What does superior mesenteric artery supply (5)

Answer 3

Jejunum & ileum
Caecum
Ascending colon
Proximal 2/3 Transverse colon

Question 4

What does inferior mesenteric artery supply (4)

Answer 4

Distal 1/3 of transverse colon
Descending colon
Sigmoid colon
Rectum

Question 5

What veins drain the stomach

Answer 5

Gastric veins

Question 6

What veins drain the pancreas

Answer 6

Splenic

Question 7

What do the small intestine, caecum, ascending colon and transverse colon drain into

Answer 7

Superior mesenteric vein

Question 8

What do the descending colon, sigmoid colon, rectum drain into

Answer 8

Inferior mesenteric vein

Question 9

What organ does all blood from the gut pass through

Answer 9

Liver

Question 10

Which vein brings all the blood from the gut to the liver

Answer 10

Hepatic portal vein

Question 11

What vein leaves the liver, where does this then drain

Answer 11

Hepatic vein which drains into the inferior vena cava