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ANATOMY
Medicine Made Simple
, Peritoneum
Peritoneum is a serous membrane which lines the abdominal cavity.
2 Layers – Parietal
Visceral
Various folds or reflections of the peritoneum connect viscera to abdominal wall or to one
another.
Some are properly called folds, others are called mesentery, omentum or ligament.
Peritoneal folds of anterior abdominal wall
Falciform ligament - connects liver to anterior abdominal wall & diaphragm, sickle shaped
Ligamentum teres - from umbilicus to the inferior margin of Falciform lig. (remnant of
left umbilical vein)(left is left)
Median umbilical fold - containing median umbilical lig. (remnant of urachus), from apex
of bladder to umbilicus
Medial umbilical fold - containing medial umbilical lig. (remnant of umbilical artery)
Lateral umbilical fold - containing inferior epigastric vessels (only up to arcuate line)
Median umbilical fold
Arcuate line Medial umbilical fold
Lateral umbilical fold
1
ANATOMY
Medicine Made Simple
, Peritoneum
Peritoneum is a serous membrane which lines the abdominal cavity.
2 Layers – Parietal
Visceral
Various folds or reflections of the peritoneum connect viscera to abdominal wall or to one
another.
Some are properly called folds, others are called mesentery, omentum or ligament.
Peritoneal folds of anterior abdominal wall
Falciform ligament - connects liver to anterior abdominal wall & diaphragm, sickle shaped
Ligamentum teres - from umbilicus to the inferior margin of Falciform lig. (remnant of
left umbilical vein)(left is left)
Median umbilical fold - containing median umbilical lig. (remnant of urachus), from apex
of bladder to umbilicus
Medial umbilical fold - containing medial umbilical lig. (remnant of umbilical artery)
Lateral umbilical fold - containing inferior epigastric vessels (only up to arcuate line)
Median umbilical fold
Arcuate line Medial umbilical fold
Lateral umbilical fold
1
