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GI Exam 1 > Peritoneal Cavity and Mesentaries > Flashcards

Peritoneal Cavity and Mesentaries Flashcards

1
Q
  • Peritoneum
A
  • Continuous transparent serous membrane
  • Lines abdominal cavity
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2
Q
  • What are the two layers of the peritoneum?
A
  • Parietal
  • Visceral
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3
Q
  • Parietal peritoneum
A
  • Lines body wall
  • Supplied by same NVB and lymph structures as region that lines the wall
  • Highly localized pain
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4
Q
  • Visceral peritoneum
A
  • Covers organs
  • Supplied by same NVB and lymph as organ it surrounds
  • Poorly localizaed pain
  • Sensitive to stretch and chemical irritation
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5
Q
  • Intraperitoneal versus retroperitoneal
A
  • Intraperitoneal
    • Mostly covered with visceral peritoneum
  • Retroperitoneal
    • Outside peritoneal cavity, only partially covered with peritoneum
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6
Q
  • Intraperitoneal structures
A
  • SALTD SPRSS
  • Stomach
  • Appendix
  • Liver
  • Transverse colon
  • Duodenum (1st part)
  • Small Intestine
  • Pancreas (Tail only)
  • Sigmoid Colon
  • Spleen
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7
Q
  • Retroperitoneal structures
A

SAD PUCKER

  • Suprarenal gland
  • Aorta and IVC
  • Duodenum (2-4)
  • Pancreas (except tail)
  • Ureters
  • Ascending and Descending Colon
  • Kidneys
  • Esophagus
  • Rectum
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8
Q
  • What are some examples of primary retroperitoneal structures?
A
  • Kidney
  • Ureter
  • Aorta
  • IVC
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9
Q
  • What are some examples of some secondary retroperitoneal structures?
A
  • Ascending and descending colon
  • Pancreas
  • Duodenum
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10
Q
  • Parts of the greater omentum
A
  • Gastrohepatic ligament
  • Gastrosplenic ligament
  • Gastrocolic ligament
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11
Q
  • Parts of the lesser omentum
A
  • Gastrohepatic ligament
  • Hepatoduodenal ligament (which contains the portal triad: hapatic portal vein, common bile duct, proper hepatic a.)
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12
Q
  • The lesser omentum is part of _ mesentary
  • The greater omentum is part of _ mesentary
A
  • Ventral
  • Dorsal
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13
Q
  • Which arteries run through the hepatoduodenal ligament?
A
  • Right gastric a.
  • Proper hepatic a.
  • Cystic a.
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14
Q
  • Which arteries run through the hepatogastric ligament?
A
  • Left and right gastric arteries
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15
Q

What artery runs through the splenorenal ligament?

A
  • Splenic a.
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16
Q
  • What arteries run through the gastrophrenic ligament?
A
  • Posterior gastric artery
17
Q
  • Which arteries run through the gastrosplenic ligament?
A
  • Short gastric a.
  • Left gastro-omental artery/left gastroepiploic a.
18
Q
  • What arteries run through the gastrocolic ligament?
A
  • Left and right gastroomental/gastroepiploic arteries
19
Q
  • Which arteries run through the transverse mesocolon?
A
  • Middle colic artery
  • Marginal artery
20
Q
  • Which arteries run through the mesentary?
A
  • Superior mesenteric a.
  • Ileal a.
  • Jejunal a.
21
Q
  • Which arteries run through the root of the mesentary?
A
  • Ileocolic a.
22
Q
  • Which arteries run through the sigmoid mesocolon?
A
  • Sigmoid arteries
23
Q
  • The greater sac communicates with the lesser sac/omental bursa via the _
A
  • Epiploic foramen
24
Q
  • Anterior boundary of the epiploic foramen
A
  • Hepatoduodenal ligament
  • Portal triad (from anterior to posterior)
    • Proper hepatic artery
    • Common bile duct
    • Hepatic portal v.
25
Q
  • Posterior boundaries of the epiploic foramen
A
  • Inferior vena cava
  • Right crus of the diaphragm
26
Q
  • Superior boundary of the epiploic foramen
A
  • Caudate lobe of the liver
27
Q
  • Inferior boundary of the epiploic foramen
A
  • 1st part of the duodenum
28
Q
  • Lesser sac relationships:
    • ​Anterior
A
  • Gastrocolic ligament
  • Lesser omentum
  • Stomach
29
Q
  • Lesser sac relationships:
    • ​Posterior
A
  • Pancreas
  • Left suprarenal gland
  • Left kidney
  • Aorta
  • IVC
  • Splenic artery and vein
30
Q
  • Lesser sac relationships
    • Superior
    • Inferior
A
  • Superior
    • Liver
    • Diaphragm
  • Inferior
    • Transverse mesocolon
    • 1st part of duodenum
31
Q
  • Lesser sac relationships
    • ​Left
    • Right
A
  • Left
    • Hilium of spleen
    • Gastrosplenic ligament
  • Right
    • Epiploic foramen
32
Q
  • Clinical issues that can affect the lesser sac/omental bursa
A
  • Posterior rupture of the stomach
  • Trauma to the anterior pancreas (pancreatic pseudo-cyst)
  • Intestine entering lesser sac (need to draw fluid out via centesis)
33
Q
  • The _ divides the peritoneal cavity into two subdivisions
  • What are these two subdivisions and what are their contents?
  • How do these two components communicate with one another?
A
  • Transverse mesocolon
  • Supracolic
    • Stomach
    • Liver
    • Spleen
  • Infracolic
    • Small intestine
    • Ascending colon
    • Descending colon
  • Paracolic gutters
34
Q
  • The right and left suphrenic spaces are separated by what ligament?
  • What is the deepest space that fluid can accumulate in the peritoneal cavity in males, females?
A
  • Falsiform
  • Rectovescicular (males)
  • Urovesicular (females)
35
Q
  • Peritonitis
A
  • Infection in peritoneal cavity
  • Can occur from rupture of infected organ or from external wound
  • Can lead to abscess
36
Q
  • Ascites
A
  • Excess fluid in peritoneal cavity
  • Can be caused from many different factors
37
Q
  • Paracentesis
A
  • Should drain in LLQ (to avoid hitting inferior epigastrics)
  • Drainage of large volumes of blood or serous fluid that accumulates in the abdominal cavity
  • Rectouterine pouch in females
  • Rectovesicular pouch in males
38
Q
  • Pancreas relationships
    • Anterior
    • Posterior
A
  • Anterior
    • Lesser sac and stomach
  • Posterior
    • Aorta
    • IVC
    • Splenic vein
    • Bile duct
    • Right crus of diaphragm
    • Left kidney and vessels
    • Left suprarenal gland
    • SMA and SMV (important in pancreatic cancer)
39
Q
  • Pancreas relationships
    • Right
    • Left
    • Inferior
A
  • Right
    • 2nd part of duodenum
  • Left
    • Spleen
    • Tail
  • Inferior
    • Third part of duodenum

GI Exam 1 (10 decks)

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