Assertion: foramen magnum | /r/HasProperty | the opening
Facets:
Source sentences:
text: Chiari malformation (CM) is a structural defect in the cerebellum, characterized by a downward displacement of one or both cerebellar tonsils through the foramen magnum (the opening at the base of the skull).
text: In the middle of the occipital bone lies the foramen magnum, an opening where the spinal cord connects to the brainstem.
text: The foramen magnum, the opening through which the brain and the spinal cord make connection, is in the lowest part of the fossa.