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Part 1 Anatomy > Abdominal Organs > Flashcards

Abdominal Organs Flashcards

1
Q

Stomach relations

A

6th cc T11 to 8th cc L1
L lobe liver is ant
Omental bursa and pancreas post
Inf is transverse colon

Gastric ruggae at pylorus and greater curvature

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2
Q

Stomach blood

A

Less curve gastric
Greater curve gastroepioloic and short gastric

Venous drainage
Gastric - portal
Sort gastric + gastroomental - splenic - smv - portal
R gastroomental - smv - portal

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3
Q

Duodenum relations

A

Sup L1 - post to gallbladder
Desc L1-3 - around panc head
Ampulla vater enters supmedially
Inferior L3 - crosses IVC aorta, post to sma and smv
Ascending L3-2 - goes to lig treitz

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4
Q

Duodenal blood and lymph

A

Sup panc duodenal until ducts enter descending, inf panc duodenal after

Lymph - ant to pancreaticoduodenal to pyloric
Post to SMA nodes

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5
Q

Jejenum vs ileum

A

Jejenum more red and thick walled, more vasc, long vasa recta, few large arcades, large tal circular folds
Ileum more pale, has peyers patches lymph, fatty mesentery

Blood all smv

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6
Q

Different large from small bowel

A

Omental appendices
Teniae coli
Haistra

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7
Q

Caecum and appendix

A

Caecum:
7.5x7.5
Ileocolic art
No mesentary

Appendix
Retro 64%
Ileal mesentry

Both: lyymph tonileocolic nodes to sup mesenteric

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8
Q

Colon blood supply

A

Ascending - ileocolic and right colic, drains lymph epicokic and paracolic to sup mes
Transverse - r colic middle colic art, drains straight smv, lymph drains middle colic to sup mesenteric
Desc + sig - l colic and sig (IMA), lymph epi and para colic to inf mes

Asc and trans nerve sup mes
Rest sup lumar symp and para inf hypogastric

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9
Q

Spleen

A

Largest lymph organ, intraperitoneal
Ant to 9-11 ribs, hehind stomach
Hilum in contact tail pancreas
Attached stomach gastrosolenic, kidney splenorenal

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10
Q

Pancreas anatomy

A

L1-2 retroperitoneal
Under stomach, lat over l kidney,ant attached transverse mesocolon
Panc duct joins bike duct
Veins - splenic and smv
Lymph pancreaticosplenic and pyloric

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11
Q

Liver ligaments

A

Falciform - to ant abdo, free edge ligamentum teres umb vein remnant
Coronary - attaches diaphragm
Triangular - r and l attaches diaphragm
Lesser omentum - to lesser curve stomach and 1st part duodenum
Ligamentum venosum attaches l branch portal vein (remnant ductus venosum)

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12
Q

Lymph drainage liver

A

25-50 thoracic duct
Ant and deep to helatic to celiac to cysterna chyli
Post to phrenic to deep.mediastinal

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13
Q

Blood supply bile duct

A

Goes post to sup duodenum, post head panc

Blood supply sup to inf
Cystic
Right hepatic
Superior pancreaticoduodenal

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14
Q

Hepatic portal vein

A

Runs within hepatoduodenal lig
Goes r and l
Formed L1 near neck panc
Splenic + smv +- imv

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15
Q

Position kidneys

A

T12-L3
11th 12th ribs
Hilum a to p vein,art, duct
Post to kidneys sc nerve and vessels,j ilioinguinal and iliohylogastric nerves
Inf post to kidney is psoas major and quad lumborum

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16
Q

Suprarenal what they secrete

A

Cortex - corticosteroids made from mesoderm
Medulla - catecholamines made from neural crest cells

17
Q

ureter blood supply

A

A: renal, gonadal, abdo aprta, common iliac
V: renal and gonadal

18
Q

Suprarenal blood supply

A

A: branch inf phrenic, middle supra and branch renal
V: r to IVC, L to phrenic to l renal to IVC

19
Q

Sympathetic supply abdomen

A

T5-L2/3
IML nucleus to ant root to ant ramus
To symp trunks
Pass through paravert ganglia
Synapse on pre vert ganglia
Go to nerve plexi by aorta

20
Q

Supply abdominal splanchnic symp
Spinal level

A

Greater t5-9 liver gallbladder stomach pancreas spleen
Lesser t10-11 distal duodenum, small bowel, proximal 2/3 of transverse
least t12 kidneys
Lumbar rest of large bowel, bladder and genitalia

21
Q

Parasymp abdo

A

Vagus to colic flexure
Pelvic splanchnic s2-4 after

22
Q

Enteric nervous system

A

Myenteric plexus - in gut wall, for motility and stimach secretion
Submucosal plexus - submucosa mainly small ibtestine, vasomotion, micromotility, immune function

23
Q

Diaphragm attachments

A

Xiphoid
Inf 6th costal cartilages
Lumbar l1-3

24
Q

Arcuate ligaments

A

Median - fusion of crura
Medial - psoas major fascia from transverse process T1
Lateral - quad lumborum fascia L1+2 tps to tip 12th rib

25
Q

Superior diaphragm blood and lymph

A

A: sup phrenic, pericatdiaco phrenic and musculophrenic
V: to sup phrenic or internal thoracic
L: phrenic to parasternal and post mediastinal

26
Q

Inferior diaphragm blood and lymph

A

A: inferior phrenic
V: same, to ivc / ivc and suprarenal on left
L: superior lumbar nodes

27
Q

Diaphragm innervation

A

Motor phrenic
Sensory central phrenic,lateral t5-12

28
Q

Caval opening diaphragm

A

T8 Central tendon right of midline
IVC, terminal right phrenic, lymph from liver

29
Q

Oesophageal opening diaphragm

A

T10 right crus slightlt left
Oesophagus, vagal, owsophageal branch l gastric, lymphatics

30
Q

Aortic opening diaphragm

A

T12 posterior to median arcuate midkine
Aorta, azygous +- hemi, thoracic duct

31
Q

Ductus deferens

A

Fibromuscular tube continuation of epididymus amd excretory duct of testes
30-45cm
Ampulla superior to prostate
Seminal vesicles join to form common ejaculatiru ducts prior to prostate
Epithelium ciliated and pseudostratified
Blood supply from.superior vesicular artery

32
Q

Meckels diverticulum

A

Ileum
2% population
2 feet from caecum, 2 inches long
End vitellointestinal duct

33
Q

Gallbladder epithelium and capacity

A

Internal columnar epithelium
Capacity 50ml
Cystic duct 2-3cm
Attached to int surface liver

34
Q

Epiploeic formane of winslow

A

Ant - free edge lesser omentum hepatoduodenal ligament (common bile duct, hepatic artery proper, portal vein)
Post - IVC
Sup - caudate lobe
Inf - D1, hepatic artery proper

Communication between greater peritoneal cavity and lesser sac

35
Q

Transpyloric plane

A

L1
pylorus
D1 part of the duodenum
duodeno-jejunal flexure
root of the transverse mesocolon
hepatic flexure of the colon
splenic flexure of the colon
fundus of the gallbladder
neck of the pancreas
hila of the kidneys (L)
hilum of the spleen
ninth costal cartilage
termination of spinal cord and superior portion of conus medullaris
origin of superior mesenteric artery
splenic vein joins superior mesenteric vein to form portal vein
cisterna chyli

36
Q

Plexus auerbach and meissner

A

Auerbach - myenteric, between two muscle layers gut
Meissner - submucosal plexus

37
Q

Brunners glands
Crypts of lieberkuhn

A

Brunners - secrete mucous,only in duosenum
Crypts - througgout small bowel, invagination columnar mucosa, paneth cells at base secrete lysozyme

38
Q

Location caudate lobe liver

A

Posteriorly between ivc and fissure for ligamentum venosum

Part 1 Anatomy (9 decks)

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