Peritoneum
parietal layervisceral layer
Lesser sac
Greater sacEpiploic foramen
Peritoneal cavity
Peritoneal cavity
Development of peritoneumSomatic mesodem
Post.
Ant.
Ant.
Post.
Splanchnic mesodem
Dorsal mesentry
4th wkAnt.
Post.
Ventral mesentry
Splanchnic mesodem
Post.
5th wk
Splanchnic mesodem (visceral peritoneum)Dorsal common mesentry
Ventral mesogastrium
Dorsal mesogastrium
Ant.
Post.
Derivatives of ventral mesogastrium
Lesser omentum
hepatoduodenalhepatogastric
Derivatives of ventral mesogastrium
Rt. Triangular lig.
Coronary lig.Falciform lig.
Lt. Triangular lig.
Derivatives of dorsal mesogastrium
Greater omentumT. C.
Greater omentum
Derivatives of dorsal mesogastrium
Gastrophrenic lig.
Phrenicocolic lig.
Lienorenal lig.
Gastrolienal lig.
Gastrocolic lig.
Phrenicolienal lig.
Derivatives of dorsal common mesentery
mesoappendix1. mesentaries, omenta, lig. Carry b.v., n., lymph. to viscera 2. Greater omentum (abdominal policeman)
Dorsal mesogastrium
90Post.
Ant.
Rt..
Lt.
Omental bursa (lesser sac)
Boundaries of epiploic foramen (Winslow)
Caudate processFree margin of less. omentum
1st part of duod.
Inf. Vena cava
Boundaries of epiploic foramen (Winslow)
Boundaries of omental bursaLess. omentum
stomah
Gastrocolic lig.
T. meso
pancreas
T. C.
Post. peritonium
Floor of omental bursa (stomach bed)
Left colic flexureT.C. and mesocolon
pancreas
Left kid. & Ad. Gl.
spleen
Diaph.
Fusion fascia
Fusion fascia, intraperitoneal, retroperitoneal Fusion fascia contains NO vessels, nervesrectum
A.colon
pancreas
duodenum
D.colon
Peritoneal folds and fossae And intraperitoneal hernia
1. At ileocecal junction:Sup. Ileocecal fold
Sup. Ileocecal fossa
inf. Ileocecal fold
inf. Ileocecal fossa
Retrocecal fossa
2. At duodenojejunal junction:
Retrduodenal fossa
Duodenojejunal fold
Sup. Doud. fossa
inf. Doud. fossa
inf. Doud. fold
parauodenal fold & fossa
3. Intersigmoid fossa:
Blood, nerve supply and lymphatics of Peritoneumparietal layer like abd. walls
visceral layer like viscera but it has no nerves