Assertion: peritoneum | /r/MadeOf | greater and lesser sac
Facets:
Source sentences:
text: The peritoneum consists of a greater and lesser sac which communicate through an opening known as the foramen of Winslow, and the most satisfactory way of understanding these is to follow the reflections first in a vertical median (sagittal) section and then in a horizontal one, the body being supposed to be in the upright position.