Assertion: cervical spine | /r/HasAspect | curve
Facets:
value: convex forward
type: MANNER
Source sentences:
text: The upper cervical spine has a curve, convex forward, that begins at the axis (second cervical vertebra) at the apex of the odontoid process or dens and ends at the middle of the second thoracic vertebra; it is the least marked of all the curves.