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Anatomy > Abdomen > Flashcards

Abdomen Flashcards

1
Q

Four major collateral pathways for blood flow around portal vein obstruction

A

Paraumbilical veins -> superficial epigastric

Left gastric vein -> esophageal veins

Superior rectal veins -> middle and inferior rectal veins

Left and right colic veins -> retroperitoneal veins

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2
Q

Features of portal venous system that allow for collateral channels?

A

VALVELESS!

many potential anastomoses because many different tributaries

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3
Q

Normal path for return of portal system blood to the caval system

A

Portal vein -> Liver -> Hepatic veins -> IVC

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4
Q

List the retroperiotneal structures

A
  • Kidneys
  • Ureters
  • Adrenals
  • Pancreas
  • Duodenum (2nd, 3rd and 4th parts)
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5
Q

List the partially peritonealized structures

A

ascending colon
descending colon
liver!! because of bare area

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6
Q

List the completely peritonealized structures

A 
Stomach
Duodenum, first part
Jejunum
Ileum
Transverse colon
Sigmoid colon
Spleen
Appendix
Gallbladder(according to google)
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7
Q

Branches of celiac trunk

A

left gastric artery
common hepatic artery
splenic artery

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8
Q

Branches of superior mesenteric artery

A 
right colic artery 
middle colic artery
ileocolic artery
ileal and jejunal arteries 
anterior and posterior INFERIOR pancreatoduodenal arteries
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9
Q

Branches of renal arteries

A

each has an anterior and posterior branch

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10
Q

Branches of inferior MESENTERIC artery

A

left colic artery
sigmoidal arteries
superior rectal artery

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11
Q

Branches of common hepatic artery

A
  • gastroduodenal artery

- continues as proper hepatic artery after giving off the gastroduodenal artery

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12
Q

What supplies the descending colon with blood?

A

Left colic artery, which is a branch of the INFERIOR MESENTERIC artery

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13
Q

What are the branches of the proper hepatic artery?

A 
right gastric (think: easy name like hepatic)
right and left hepatic arteries
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14
Q

What are the branches of the gastroduodenal artery?

A

right epiploic artery (think: hard name like gastroduodenal)
anterior and posterior superior pancreatoduodenal arteries (also hard names)

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15
Q

What artery supplies foregut?

A

Celiac trunk

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16
Q

What artery supplies midgut?

A

Superior mesenteric arteries

17
Q

What artery supplies hindgut?

A

Inferior MESENTERIC arteries

18
Q

What does the right hepatic artery give?

A

cystic artery; recall that the right hepatic artery is a branch of the proper hepatic artery, which is the continuation of the common hepatic artery after it gives off the gastroduodenal artery

19
Q

Branches of the splenic artery

A 
short gastric
left gastroepiploic 
pancreatic arteries (dorsal, great and tail)
20
Q

where does the aorta bifurcate

A

L4

21
Q

approx what vertebral level are the right and left renal veins located

A

L1

22
Q

what artery supplies the ascending colon?

A

the right colic artery which is a branch of the superior mesenteric artery

23
Q

what artery supplies the head of the pancreas?

A

the anterior and posterior superior pancreaticoduodenal arteries, which are branches of the gastroduodenal artery which is a branch of the common hepatic which is a branch of the celiac trunk. note: A&P superior pancreaticoduodenal arteries also supply the upper portion of the duodenum

24
Q

what artery supplies the lower duodenum?

A

anterior and posterior INFERIOR pancreaticoduodenal arteries which are branches of the SUPERIOR mesenteric artery

25
Q

what artery supplies the proximal 2/3 of the transverse colon?

A

middle colic artery

26
Q

What regions of the gut are supplied by the thoracic splanchnics?

A

the foregut and midgut; this is their SYMPATHETIC supply

27
Q

Are the thoracic splanchnics sympathetic or parasympathetic?

A

sympathetic

28
Q

Are the lumbar splanchnics sympathetic or parasympathetic?

A

sympathetic

29
Q

Are the pelvic splanchnics sympathetic or parasympathetic?

A

parasympathetic

30
Q

falciform ligament

A

ventral mesentery

31
Q

round ligament of the liver

A

obliterated umbilical vein

32
Q

lateral umbilical folds

A

inferior epigastric vessels

33
Q

medial umbilical folds

A

obliterated umbilical ARTERY

34
Q

median umbilical fold

A

Urachus

35
Q

ligamentum venosum

A

obliterated ductus venosus

36
Q

ligamentum arteriosum

A

obliterated ductus arteriosum

37
Q

ligamentum teres

A

round ligament of the liver (which is the obliterated umbilical vein)

Anatomy (9 decks)

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