Assertion: sacrum's opening | /r/HasProperty | the obturator foramen
Facets:
Source sentences:
text: The opening at the base of the pelvis, the obturator foramen, creates the ball-and-socket hip joint with the femur, the large bone of the leg.
text: The opening at the base of the pelvis, the obturator foramen, creates the ball-and-socket hip joint with the femur, the large bone of the leg.
text: The large anterior opening is the obturator foramen.
text: The large opening in the anteroinferior hip bone between the ischium and pubis is the obturator foramen.
text: The large anterior opening is the obturator foramen.