Assertion: diaphragm | /r/HasAspect | opening
Facets:
Source sentences:
text: It has an opening through which the esophagus connects with the stomach, as the esophagus is normally above the diaphragm, while the stomach is normally below the diaphragm.
text: The diaphragm has three openings:
text: The diaphragm has openings that allow certain structures to span the chest and abdominal cavities.