Assertion: column's section | /r/HasProperty | horn
Facets:
Source sentences:
text: posterior column the posterior portion of the gray substance of the spinal cord, in transverse section seen as a horn.
text: lateral column the lateral portion of the gray substance of the spinal cord, in transverse section seen as a horn; present only in the thoracic and upper lumbar regions.
text: anterior column the anterior portion of the gray substance of the spinal cord, in transverse section seen as a horn.