-Theperitoneum&peritonealcavity
—— The peritoneum & peritoneal cavity
I.General descriptionI)Thedefinitionisalayerofserousmembranelyingtheinner surface of the abdominal cavity &covering the organs in the abdominalcavity.is composed of a single layer ofmesothelium can minimize friction & resist infection
Ⅰ）The definition • is a layer of serous membrane lying the inner surface of the abdominal cavity & covering the organs in the abdominal cavity. • is composed of a single layer of mesothelium • can minimize friction & resist infection Ⅰ. General description
Ⅱ) Parts1.Parietal peritoneumlies the inner surface of the abdominalwall, pelvic wall & the inferior surface ofthe diaphragm2.Visceral peritoneum·covers the surfaces of the visceraBoth of them are continuous membranes
Ⅱ）Parts 1. Parietal peritoneum • lies the inner surface of the abdominal wall, pelvic wall & the inferior surface of the diaphragm 2. Visceral peritoneum • covers the surfaces of the viscera Both of them are continuous membranes
Theperitonealcavitythepotential space betweentheparietal &visceralperitoneumVThedifferencesbetweenmale&femaleperitonealcavity male: the cavity is completely closed. female: it's open to the exterior of the bodythrough the genital tubes
The peritoneal cavity • the potential space between the parietal & visceral peritoneum ✓ The differences between male & female peritoneal cavity • male: the cavity is completely closed • female: it’s open to the exterior of the body through the genital tubes
ⅡI.The relationship between viscera &peritoneum1.The intraperitoneal viscerais completely surroundedbyPstomach, jejunum, ileum ...2.The mesoperitoneal visceramost surfaces is wrapped by Pliver, gallbladder, uterus...3.Theretroperitoneal visceraonlyonesurfaceiscoveredbyPkidney, pancreas
Ⅱ. The relationship between viscera & peritoneum • is completely surrounded by P. stomach, jejunum, ileum . 1. The intraperitoneal viscera 2. The mesoperitoneal viscera 3. The retroperitoneal viscera • most surfaces is wrapped by P. liver, gallbladder, uterus. • only one surface is covered by P. kidney, pancreas