| vertebrae | <anatomy> One of 23 bones (excluding the sacrum) in the cervical, thoracic and lumbar regions that comprise the spine. There are 7 cervical vertebrae, 12 thoracic and 5 lumbar vertebrae. The bottom of the spine is fused and forms the sacrum. (27 Sep 1997) |
|---|---|
| vertebrae cervicales | The seven segments of the vertebral column located in the neck. Synonym: vertebrae cervicales. (05 Mar 2000) |
| vertebrae coccygeae | The four terminal segments of the vertebral column, usually fused to form the coccyx. Synonym: vertebrae coccygeae, tail vertebrae. (05 Mar 2000) |
| vertebrae lumbales | The vertebrae, usually five in number, located in the lumbar region of the back. Synonym: vertebrae lumbales. (05 Mar 2000) |
| vertebrae sacrales | The segments of the vertebral column, usually five in number, that fuse to form the sacrum. Synonym: vertebrae sacrales. (05 Mar 2000) |
| vertebrae spuriae | <anatomy> The fused vertebral segments of the sacrum and coccyx. Synonym: vertebrae spuriae. (05 Mar 2000) |
| vertebrae thoracicae | The segments of the vertebral column, usually twelve, which articulate with ribs to form part of the thoracic cage. Synonym: vertebrae thoracicae. (05 Mar 2000) |
| caudal vertebrae | The vertebrae that form the skeleton of the tail. (05 Mar 2000) |
| pediculus arcus vertebrae | The constricted portion of the arch on either side extending from the body to the lamina; bound intervertebral foramina superiorly and inferiorly. Synonym: pediculus arcus vertebrae, radix arcus vertebrae. (05 Mar 2000) |
| cervical vertebrae | The seven segments of the vertebral column located in the neck. Synonym: vertebrae cervicales. (05 Mar 2000) |
| coccygeal vertebrae | The four terminal segments of the vertebral column, usually fused to form the coccyx. Synonym: vertebrae coccygeae, tail vertebrae. (05 Mar 2000) |
| codfish vertebrae | Exaggeration of the concavity of the upper and lower end plates of the vertebrae, as demonstrated radiographically in various types of osteopenia. (05 Mar 2000) |
| corpus vertebrae | The main portion of a vertebra anterior to the vertebral canal, as distinct from the arches. Synonym: corpus vertebrae. (05 Mar 2000) |
| haemangioma of vertebrae | <radiology> Cavernous type commonly found, 10% in autopsy series with the vast majority being small, asymptomatic and unable to be seen on plain films, most often in lumbar region and singular, complications: compression fractures (occasionally with cord compression), chronic haemorrhage to blockage of spinal canal X-ray: slight loss of density of vertebral body, vertically striped orientation of bone trabeculae (corduroy cloth) which may extend into the pedicle, occasionally with posterior bulging, cortical margins usually intact see also: haemangioma of bone (12 Dec 1998) |
| posterior tubercle of cervical vertebrae | A posterior projection from the transverse processes. Synonym: tuberculum posterius vertebrarum cervicalium. (05 Mar 2000) |