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cervical vertebra
anatomy
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amphibians
- In Caudata: Bones and cartilage
There is one cervical vertebra with a characteristic projection called the odontoid process and two large facets for articulation with the skull. There may be from 11 (Ambystoma talpoideum) to 60 (Amphiuma) dorsal, or trunk, vertebrae, all but the last 1 or 2 usually bearing ribs. Most salamanders…
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structure of neck
- In vertebral column
…mammals demonstrate five regions: (1) cervical, in the neck, (2) thoracic, in the chest, which articulates with the ribs, (3) lumbar, in the lower back, more robust than the other vertebrae, (4) sacral, often fused to form a sacrum, which articulates with the pelvic girdle, (5) caudal, in the tail.…
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