The Peritoneal Cavity & Abdominal Wall

urinoma

A cyst containing urine

lesser sac

Peritoneal compartment posterior to the stomach that is a diverticulum of the greater sac. Also known as the omental bursa.

lesser omentum

a double layer of peritoneum extending from the liver to the lesser curvature of the stomach

peritoneum

a smooth membrane that lines the entire abdominal cavity

ascites

accumulation of serous fluid in peritoneal cavity

inferiorly, posteriorly

ascites displaces the distended bladder _____ by not ______

greater omenuntum

attached to the greater curvature of the stomach and hangs down like an apron in the space between the small intestine and the anterior abdominal wall. it is able to adhere to diseased organs which helps prevent the spread of fluid

coronary ligament

attaches liver to diaphragm

subphrenic

below the diaphragm

hemorrhage

collection of blood

visceral peritoneum

covers the organs

lesser sac

extensive peritoneal pouch located behind the lesser omentum and stomach; extends upward to the diaphragm and inferior between the layers of the greater omentum.

lowest

fluid will accumulate in the _____ (most dependent) parts of the body

Splenorenal ligament

formed by the posterior reflection of the peritoneum of the spleen and passes inferiorly to overlie the left kidney. Forms the posterior portion of the left lateral border of the lesser sac. Separates the lesser sac from the renosplenic recess

greater sac of the peritoneum

general peritoneal cavity is known as the

inferior, posterior

hepatic and subhepatic lesions displace echoes ______ and ______

leukocytosis

increase in the number of leukocytes (white blood cells)

septicemia

infection in the blood

subhepatic

inferior to the liver

peritonitis

inflammation of the peritoneum

lesser sac

left margin is formed by the spleen and ligaments. the right margin opens into the greater sac through the epiplotic foramen. the caudate love of the liver is also considered a ______ structure

omental bursa

lesser sac is aka

anterior, posterior

lesser sac lies _____ to the pancreas and ______ to the stomach

parietal peritoneum

lines the walls

abscess

localized collection of pus

mesentery

loops of the digestive tract are anchored to the posterior wall of the abdominal cavity by this large double fold of peritoneal tissue

anterior, anterior

mass is confirmed to be in the retroperitoneal cavity when _______ or _____ displacement of the dilated ureters can be documented

gutters

most dependent areas in the flanks of the abdomen and pelvis where fluid may accumulate

gutters

pelvis and lateral flanks (_____) should be examined for pathologic collections of fluid

omentum

pouchlike extension of the visceral peritoneum from the lower edge of the stomach, part of the duodenum, and the transverse colon

coronary ligament

prevents collections in the right posterior subphrenic space from extending between the bare area of the liver and the diaphragm

greater sac

primary compartment; extends across the anterior abdomen and from the diaphragm to the pelvis

pyogenic

pus producing

ventrally, cranially

retroperitoneal lesions displace echoes _____ and _____

sandwich sign

sonographic sign that you see when a vessel or organ is surrounded by a tumor on either side

morison's pouch

space anterior to the right kidney and posterior to the inferior border of the liver

Morison's pouch

space anterior to the right kidney and posterior to the inferior border of the liver where ascites or fluid may accumulate or an abscess may develop

sepsis

spread of an infection from its initial site to the bloodstream

gastrosplenic ligament

the left lateral extension of the greater omentum that connects the greater curvature of the stomach to the superior splenic hilum and forms a portion of the left lateral border of the lesser sac

mesentery

the small intesting, transverse colon and sigmoid colon are suspended from the posterior abdominal wall by the ______