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GIGU > BV and Nerves of Abdomen > Flashcards

BV and Nerves of Abdomen Flashcards

1
Q

What are examples of unpaired aortic branches?

A

Celiac trunk
Superior mesenteric A
Inferior mesenteric C

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2
Q

What are the main branches off the celiac trunk?

A

Common hepatic A
Splenic A
L gastric A

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3
Q

What are the branches off L gastric A?

A

esophageal branches

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4
Q

What are the branches off Splenic A?

A

Posterior gastric A
Pancreatic A
Short gastric A
L gastroepiploic A

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5
Q

What does the common hepatic A divide into?

A

Gastroduodenal A

Proper hepatic A

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6
Q

What are the branches off gastroduodenal A?

A

superior pancreaticoduodenal A

R gastroepiploic A

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7
Q

What are the branches off proper hepatic A?

A

R gastric A
L hepatic A
R hepatic A
———> cystic A

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8
Q

What are the branches off Superior Mesenteric A?

A 
Inferior pancreaticoduodenal A
Jejunal A
Ileal A
R colic A
Middle colic A
Ileocolic A
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9
Q

What are the brances off Inferior Mesenteric A?

A

L colic A
Sigmoid A
Superior Rectal A

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10
Q

What supplies the distal esophagus?

A

L gastric A

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11
Q

What arteries supply the stomach?

A 
L gastric A
R gastric A
L gastroepiploic A
R gastroepiploic A
Posterior gastric A
Short gastric A
--> by default, splenic A and gastroduodenal A
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12
Q

What dupplies the duodenum proximal to the bile duct?

A
  • Gastroduodenal A
  • Superior Pancreaticoduodenal A
  • Inferior Pancreaticoduodenal A
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13
Q

What are the foregut organs?

A
  • Distal esophagus
  • Stomach
  • Duodenum prox to bile duct
  • Liver
  • Gallbladder (and cystic duct)
  • Pancreas
  • Spleen
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14
Q

What blood supplies the liver?

A

Hepatic portal vein

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15
Q

What supplies the hepatic bile ducts?

A

Proper hepatic A

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16
Q

What supplies the gallbladder/cystic duct?

A

Cystic A

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17
Q

What supplies the pancreas?

A

Superior and Inferior Pancreaticoduodenal As (by default–> gastroduodenal A and splenic A)

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18
Q

What supplies the spleen?

A

Splenic A

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19
Q

What are the organs of the midgut?

A
  • Duodenum (after bile duct)
  • Jejunum
  • Ileum
  • Cecum
  • Appendix
  • Ascending Colon
  • Transverse Colon (proximal 2/3)
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20
Q

What supplies the duodenum distal to the bile duct?

A

Superior and Inferior Pancreaticoduodenal As

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21
Q

What supplies the jejunum?

A

Branches from superior mesenteric A

22
Q

What supplies the ileum?

A
  • Branches from superior mesenteric A

- Ileocolic A

23
Q

What supplies the cecum?

A

Ileocolic A

24
Q

What supplies the appendix?

A

Appendicular As from superior mesenteric A

25
Q

What supplies the ascending colon?

A
  • Ileocolic A

- R colic A

26
Q

What supplies the proximal 2/3 of transverse colon?

A

Middle colic A

27
Q

What are the structures of the hindgut?

A
  • distal 1/3 Transverse Colon
  • Descending colon
  • Sigmoid colon
  • Rectum
  • Anal canal
28
Q

What supplies the distal 1/3 transverse colon?

A

Middle colic A

29
Q

What supplies the descending colon?

30
Q

What supplies the sigmoid colon?

A

Sigmoidal A

31
Q

What supplies the proximal rectum?

A

Superior rectal A

32
Q

What supplies the middle rectum?

A

Middle rectal A via Internal Iliac A

33
Q

What supples the distal rectum and anal canal?

A

Inferior rectal A via Internal Pudendal A

34
Q

What parasympathetic divisions supply GI?

A

Ant/Post Vagal Trunks

Pelvis Splanchnic N

35
Q

What sympathetics supply GI?

A

Thoracic, Lubar and Sacral Splanchnic Ns

36
Q

What are the divisions of the thoracic splanchnic N?

A

Greater splanchnic N
Lesser splanchnic N
Least splanchnic N

37
Q

Greater splanchnic N

A

T5-T9

synapses celiac ganglion

38
Q

What does the greater spanchnic N supply?

A

esophagus, stomach, spleen, pancreas, liver, biliary system, duodenum, greater omentum

39
Q

Lesser splanchnic N

A

T10-T11

synapse superior mesenteric ganglion

40
Q

What does the lesser splanchnic N supply?

A

within branches of SMA

–> jejunum, ileum, cecum, asc colon, trans colon

41
Q

Least splanchnic N

A

T12

synapses aorticorenal ganglion

42
Q

What does the least splanchnic N supply?

A

within renal A–>kidneys

43
Q

What are the lumbar splanchnic N divisions?

A

L1 and L2–> IMA

L3 and L4-5–> sup and inf hypogastric pexuses

44
Q

What do the first and second lumbar splanchnic N supply?

A

desc colon
sigmoid colon
proximal rectum

45
Q

What do the third and fourth lumbar splanchnic N supply?

A

Ureter, pelvic cavity and perineum

46
Q

Sacral splanchnic N

A

S1-5

synapse in inferior hypogastric plexus

47
Q

What do the sacral splanchinc N supply?

A

via pudendal N and internal iliac A–> organs of pelvic cavity and perineum

48
Q

Where does the Vagus N terminate in GI?

A

Enteric plexuses in walls of organs

—> stomach, liver, pancreas, SI, cecum, Asc colon, Trans colon

49
Q

Where do the pelvic splanchnic N terminate in GI?

A

Enteric plexuses in desc colon, sigmoid colon, rectum, anal canal, urogenital organs

50
Q

What makes up enteric nervous system?

A

myenteric plexus
—>motility, gastric gland secretion

submucosal plexus
——> SI, exocrine and endocrine secretion, micromotility, IMMUNE activity

GIGU (37 decks)

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