Peritoneal Cavity and Abdominal Vasculature Flashcards
what are double layers of peritoneum that reflect off body wall and enclose viscera
- mesenteries
parietal peritoneum is supplied by blood vessels of ______
- the abdominal wall
parietal peritoneum innervated by ________
result
- general sensory fibers
- painful
parietal peritoneum drained by lymphatic vessels in ________
- abdominal wall
visceral peritoneum supplied by blood vessels of ______
- viscera
visceral peritoneum innervated by _________
result
- visceral sensory fibers
- not as painful
visceral peritoneum drained by lymphatic vessels from
- viscera
visceral peritoneum often referred to in histology as
- serosa
- mesothelium
intraperitoneal structures protrude completely into
- peritoneal sac
intraperitoneal structures almost completely invested by _______-
- visceral peritoneum
intraperitoneal structure examples
- stomach
- duodenum
- ileum
- jejunum
- liver
- pancreas (tail)
- spleen
- colon (transverse and sigmoid)
JIDS
LPSC
retroperitoneal structures are located ________ to the peritoneum
- posterior
examples of retroperitoneal structures
- Suprarenal (adrenal) glands
- Aorta and IVC
- Duodenum
- Pancreas
- Ureters
- Colon (descending and ascending)
- Kidneys
- Esophagus
- Rectum
SADPUCKER
some intraperitoneal structures come into contact with the body during development and become ______________
- secondarily retroperitoneal
how to become secondarily retroperitoneal
- intaperitoneal organ rotates and fuses with posterior body wall
- visceral and parietal peritoneum fuse
- organ covered with parietal peritoneum
- organ now retroperitoneal
greater omentum is a _________ of the peritoneum
- reflection
greater omentum is suspended from the __________
- greater curvature of the stomach
greater omentum provides pathways for ________ structures
- pathways for neuromuscular structures
how can the greater omentum prevent peritonitis
- wrap itself around inflamed organs
lesser omentum is a ______ of the peritoneum
- reflection
lesser omentum is a _______ layer of the peritoneum from the _________ to the _________-
- double layer of peritoneum
- from lesser curvature of stomach to the liver
lesser omentum provides pathways for the _________
- portal triad
lesser omentum is composed of
- hepatogastric ligaments
- hepatoduodenal ligaments
which ligament contains the portal triad
- hepatoduodenal ligament
most of the peritoneal cavity is known as the
- greater sac
the greater sac spans from the ________ to the ________
- spans from diaphragm to lower aspect of abdominal cavity
which division of the greater sac is above the transverse colon?
- supracolic compartment
which division of the greater sac is below the transverse colon
- infracolic compartment
what is another name for the sub hepatic recess in the greater sac
- hepatorenal recess
- Morison’s pouch
the paracolic recesses of the greater sac are filled with what
- ascending and descending colon
the subphrenic recess is a division of the
- greater sac
what side is the sub hepatic recess on?
- on the right side
where is the lesser sac located
- behind the lesser omentum
recesses of the lesser sac
- superior recess
- splenic recess
- inferior recess
what is the natural opening between lesser sac and greater sac
- omental foramen
what is the superior boundary of the omental foramen
- caudate lobe of liver
what is the inferior boundary of the omental foramen
- first part of the duodenum
what is the anterior boundary of the omental foramen
- hepatoduodenal ligament
what is the posterior boundary of the omental foramen
- inferior vena cava
portal triad composed of
where are they located in regard to the omental foramen
- common bile duct (left)
- portal vein (posterior)
- proper hepatic artery (right)
blood vessels travel in between the 2 _______ layers of a mesentary
- peritoneal
the _________ of a mesentary is the location on the posterior body wall where parietal and peritoneum reflects and forms the double layer of the mesentery
- root of a mesentery
root of the mesentery typically refers to the root of the _______
- small intestine
what are double layers of peritoneum between organs referred to as
- ligaments
a ______ ligament is a specific subdivision of a mesentery
- peritoneal ligament
the celiac trunk arises at what vertebral layer
- T12
the superior mesenteric artery arises at what vertebral layer
- L1
the inferior mesenteric artery arises at what vertebral layer
- L3
the celiac trunk arises from aorta just ______ to diaphragm
- arises from aorta just inferior to diaphragm
branches of celiac trunk
which is the smallest branch
- common hepatic artery
- splenic artery
- left gastric artery (smallest branch)
CT CH SLG
Common Truth Chapel Hill Sucks Large Gonads (at basketball per that last game)
common structures give rise to ________ structures
- proper
common hepatic artery runs along upper border of _________
- pancreas
branches of common hepatic artery
- proper hepatic artery
- right gastric artery
- gastroduodenal artery
CH PH RG G
Chapel Hill, Really Gets, Pretty Hung, Guys
shape of splenic artery
- winding and twisting
branches of splenic artery
- short gastric
- left gastroepiploic
S SG LG
Should SG Leave, G
common hepatic artery supplies what organs
- liver
- gallbladder
- stomach
- pancreas
- part of duodenum
CH
Loses Sports Games Pretty Publicly
LGSPP
splenic artery supplies what organs
- body of pancreas
- spleen
- greater curvature of stomach
S
BS GS
Some BS GS
left gastric artery supplies
- distal esophagus
- lesser curvature of stomach
LDL
superior mesenteric artery arises from aorta _______ neck of pancreas
- behind
branches of superior mesenteric artery
- inferior pancreaticoduodenal
- jejunal and ileal branches
- middle colic artery
- right colic artery
- ileocolic artery
- appendicular artery
PICA Just In Case
branches of inferior mesenteric artery
- left colic
- sigmoid
- superior rectal
IM Screaming Really Loud
what is the marginal artery of the colon
importance
- artery of Drummond
- will help out if there is a blockage
venous drainage of the spleen, pancreas, gallbladder, and abdominal part of the GI tract is through the _______ which delivers blood to the liver
- hepatic portal system
portal vein formed by union of
- splenic vein
- superior mesenteric vein
- inferior mesenteric vein
what happens if there is an obstruction in the liver or portal vein
can be caused by
- blood re-routed around the liver to the systemic circulation
- cirrhosis or portal hypertension
obstruction in the liver or portal vein - what happens with the left gastric vein
clinical sign
- routed to esophageal veins
- esophageal varices
obstruction in the liver or portal vein - what happens with paraumbilical veins
clinical sign
- re-routed to superficial veins on abdominal wall
- caput medusa
obstruction in the liver or portal vein - what happens with superior rectal vein
clinical sign
- drains into middle and inferior rectal veins
- anorectal varices (hemorrhoids)
how are hemorrhoids caused in cirrhosis or portal hypertension
- blood pumps into middle and inferior rectal veins
- veins become overworked and enlarged
