Abdomen blood supply and drainage

Question 1

where does the systemic venous system take blood to?

Answer 1

RA of the heart

Question 2

what forms the IVC?

Answer 2

common iliac veins at L5

Question 3

what level does IVC go through diaphragm?

Answer 3

T8

Question 4

what tributaries drain into the IVC?

Answer 4

common iliac
renal veins
lumbar veins
testicular/ovarian veins
R suprarenal vein
inferior phrenic vein
hepatic vein

Question 6

where does the portal system drain?

Answer 6

liver

Question 7

blood from what organs drains into the portal vein?

Answer 7

spleen
pancreas
gallbladder
abdominal part of GI tract

Question 8

what forms the portal vein?

Answer 8

splenic and superior mesenteric vein at L2

Question 9

what are the tributaries of the portal vein?

Answer 9

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I: common iliac veins
L: lumbar veins
T: right testicular (gonadal) vein
R: renal veins
S: suprarenal veins
H: hepatic veins

Question 10

what vein joins the splenic vein?

Answer 10

inferior mesenteric vein

Question 11

what does the superior mesenteric vein drain?

Answer 11

small intestine
caecum
ascending colon
transverse

Question 12

what does the inferior mesenteric vein drain?

Answer 12

rectum
sigmoid colon
descending colon
splenic flexure

Question 13

sites of portosystemic anastamosis?

Answer 13

oesophageal
rectal
retroperitoneal
paraumbilical

Question 14

four sections of the aorta?

Answer 14

ascending
aortic arch
thoracic (descending)
abdominal

Question 15

branches of ascending aorta?

Answer 15

L and R coronary arteries

Question 16

what level does aorta terminate?

Answer 16

L4 (R and L common iliacs)

Question 17

branches of aortic arch?

Answer 17

braciocephallic (R)
L common carotid
L subclavian

Question 17

what level does the aortic arch end?

Answer 17

T4

Question 17

what vertebral levels does the thoracic aorta span?

Answer 17

T4 to T12

Question 18

branches of the thoracic aorta?

Answer 18

Bronchial
Mediastinal
Oesphageal
Pericardial
Superior phrenic
Intercostal and subcostal

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Question 19

what level does the abdominal aorta span?

Answer 19

T12-L4

Question 20

branches of the abdominal aorta?

Answer 20

coeliac
superior mesenteric
renal / suprarenal
gonadal
inferior mesenteric
common iliac

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Question 21

branches of the coeliac trunk?

Answer 21

L gastric
splenic
common hepatic

Question 22

vertebral level of coeliac trunk?

Answer 22

T12

Question 23

level of the superior mesenteric artery?

Answer 23

L1

Question 24

what does the SMA lie posterior to?

Answer 24

L renal vein
pancreas
duodenam

Question 24

is the SMA anterior to the stomach?

Answer 24

yes

Question 25

branches of the SMA?

Answer 25

inferior pancreaticoduodenal
middle colic
R colic
ileocolic
ileal
jejunal

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Question 26

what level does the inferior mesenteric artery arise?

Answer 26

L3

Question 27

is the IMA retroperitoneal?

Answer 27

yes

Question 28

what area of the gut do SMA/IMA supply?

Answer 28

SMA midgut
IMA hindgut

Question 29

branches of the IMA?

Answer 29

L colic artery
sigmoid
superior rectal artery

Question 30

why is the splenic flexure a watershed area?

Answer 30

dual blood supply from SMA / IMA via marginal artery of drummond

Question 31

midgut organs?

Answer 31

distal half duodeneum
jejunum
ileum
caecum
ascending colon
proximal half transverse colon

Question 32

hindgut organs?

Answer 32

distal third of transverse colon
splenic flexure
descending colon
rectum