#peritoneal_cavity__greater_peritoneal_sac  the interior of the peritoneum; a potential space between layers of the peritoneum
  supertype:  bodily_cavity__cavity__cavum  (anatomy) a natural hollow or sinus within the body
  part:  bursa_omentalis__bursaomentali__omental_bursa__omentalbursa__lesser_peritoneal_cavity  an isolated part of the peritoneal cavity that is dorsal to the stomach

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