vertebra
one of the bony segments of the spinal column
NOTES:
What Are the Vertebrae ?
sacral
of or relating to or near the sacrum
NOTES:
These segments include 7 cervical vertebrae, 12 thoracic vertebrae, 5 lumbar vertebrae, 5 fused sacral vertebrae, and 4 fused coccygeal vertebrae.
lumbar
of or relating to or near the part of the back between the ribs and the hipbones
NOTES:
These segments include 7 cervical vertebrae, 12 thoracic vertebrae, 5 lumbar vertebrae, 5 fused sacral vertebrae, and 4 fused coccygeal vertebrae.
spine
the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
NOTES:
Transcript: The Anatomy of the Spine
What Is the Spine?
joint
junction by which parts or objects are joined together
NOTES:
The vertebrae are connected by facet joints at the back of the spine.
support
the act of bearing the weight of or strengthening
NOTES:
The spine is a column of bones that forms the axial skeleton; this framework provides strong, yet flexible support for the trunk of the body as well as protection for the delicate spinal cord housed within it.