Abdominal Blood Supply

Question 1

Name the 3 main arteries that originate from the abdominal aorta?

Answer 1

1. Coeliac trunk
2. Superior mesenteric artery
3. Inferior mesenteric artery

Question 2

At which vertebral level does the coeliac trunk arise?

Answer 2

T12

Question 3

Where does the coeliac trunk arise from?

Answer 3

Aortic hiatus of the diaphragm

Question 4

Which branch(es) of the coeliac trunk go to the left?

Answer 4

Left gastric artery

Splenic artery

Question 5

Which branch(es) of the coeliac trunk go to the right?

Answer 5

Common hepatic artery

Question 6

What does the coeliac trunk supply?

Answer 6

Foregut

Question 7

What 5 organs does the coeliac trunk supply?

Answer 7

1. Stomach
2. Spleen
3. Pancreas
4. Liver
5. Gallbladder

Question 8

Left gastric artery gives rise to what branches?

Answer 8

Oseophageal branches

Question 9

How many branches does the splenic artery have?

Answer 9

It has 5 terminal branches which supply spleen
It has 3 additional branches:
1. Left gastroepiploic
2. Short gastric
3. Pancreatic branches

Question 10

What does the left gastro-omental artery supply?

Answer 10

Greater curvature of stomach

Question 11

What does the short gastric artery supply?

Answer 11

Fundus

Question 12

What do the pancreatic branches supply?

Answer 12

Body and tail of pancreas

Question 13

Another name for gastro-omental

Answer 13

Gastroepiploic

Question 14

What does the common hepatic artery supplu?

Answer 14

Liver

Question 15

What are the 2 divisions of the common hepatic artery?

Answer 15

1. Proper hepatic artery

2. Gastroduodenal artery

Question 16

What are the 3 branches of the proper hepatic artery?

Answer 16

1. Right gastric artery
2. Left hepatic artery
3. Right hepatic arter

Question 17

What are the 2 branches of the common hepatic artery?

Answer 17

1. Proper hepatic artery

2. Gastroduodenal artery

Question 18

Name one branch of the right hepatic artery

Answer 18

Cystic artery

Question 19

What does the right gastric artery supply?

Answer 19

Pylorus

Lesser curvature of stomach

Question 20

What do the right and left hepatic arteries supply?

Answer 20

Left and right lobes of the liver

Question 21

What does the cystic artery supply?

Answer 21

Gallbladder

Question 22

Where does the proper hepatic artery divide to form the right and left hepatic arteries?

Answer 22

Inferior to the porta hepatis

Question 23

Name the 2 branches of the gastroduodenal artery

Answer 23

1. Right gastro-omental artery

2. Superior pancreaticoduodenal artery

Question 24

What 2 things does the right gastro-omental artery supply?

Answer 24

1. Greater curvature

2. Greater omentum

Question 25

What does the superior pancreaticoduodenal artery supply?

Answer 25

Head of pancreas

Question 26

What does the superior pancreaticoduodenal artery divide into?

Answer 26

Anterior and posterior branch

Question 27

At what vertebral level does the superior mesenteric artery arise?

Answer 27

L1

Question 28

Which 3 structures pass anterior to the superior mesenteric artery?

Answer 28

1. Pylorus of stomach 2. Splenic vein 3. Neck of pancreas

Question 29

Which 3 structures pass posterior to the superior mesenteric artery?

Answer 29

1. Left renal vein 2. Uncinate process of pancreas 3. Inferior part of duodenum

Question 30

What does the superior mesenteric artery supply?

Answer 30

Midgut

Question 31

Which 8 structures constitute the midgut?

Answer 31

1. Jejunum 2. Ileum 3. Caecum 4. Appendix 5. Ascending colon 6. Proximal 2/3 of transverse colon 7. Part of duodenum 8. Part of pancreas

Question 32

Name the 6 branches of superior mesenteric artery

Answer 32

1. Inferior pancreaticoduodenal artery 2. Jejunal arteries 3. Ileal arteries 4. Ileocolic artery 5. Right colic artery 6. Middle colic artery

Question 33

Name a branch of the ileocolic artery?

Answer 33

Appendicular artery

Question 34

What 3 things does the inferior pancreaticoduodenal artery supply?

Answer 34

Inferior part of pancreas head Uncinate process Duodenum

Question 35

What does the jejunal arteries supply?

Answer 35

Jejunum

Question 36

What does the ileal arteries supply?

Answer 36

Ileum

Question 37

What forms anastomotic arcades?

Answer 37

Jejunal and ileal arteries

Question 38

Are there more jenunal arteries or ileal arteries present in the arterial arcades?

Answer 38

Larger number of ileal arteries

Question 39

Are the jejunal or ileal arteries longer in the vasa recta?

Answer 39

Jejunal arteries have longer vasa recta

Question 40

What 4 things do the ileocolic artery supply?

Answer 40

Ileum, caecum, appendix and ascending colon

Question 41

What does the appendicular artery supply?

Answer 41

Appendix

Question 42

What does the right colic artery supply?

Answer 42

Ascending colon

Question 43

What does the middle colic artery supply?

Answer 43

Proximal 2/3 transverse colon

Question 44

At which vertebral level does the inferior mesenteric artery arise?

Answer 44

L3

Question 45

Is the inferior mesenteric artery intraperitoneal or retroperitoneal?

Answer 45

Retroperitoneal

Question 46

What does the inferior mesenteric artery supply?

Answer 46

Hindgut

Question 47

What organs constitute the hindgut?

Answer 47

``` Distal 1/3 transverse colon Splenic flexure Descending colon Sigmoid colon Rectum ```

Question 48

Name 3 branches of inferior mesenteric artery

Answer 48

Left colic artery Sigmoid artery Superior rectal artery

Question 49

What does the left colic artery supply?

Answer 49

Distal 1/3 transverse colon and descending colon

Question 50

Left colic artery can be divided into what?

Answer 50

Ascending and descending branches

Question 51

What do the sigmoid arteries supply?

Answer 51

Descending and sigmoid colon

Question 52

What does the superior rectal artery?

Answer 52

Upper part of rectum

Question 53

How many terminal branches does the superior rectal artery have?

Answer 53

2

Question 54

Superior rectal artery anastomoses with what 2 arteries?

Answer 54

Middle rectal artery | Inferior rectal artery