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axial mudpuppy
Mudpuppy
| Question | Answer |
|---|---|
| neural spine | projects posteriorly from the neural arch |
| neural arch | forms the dorsal section of the vertebral canal with the centrum and terminates in the posteriorly projected neural spine |
| centrum | point of articulation between the main body of the vertebrae |
| ribs | articulate with caudally projecting transverse processes from the centrum of the vertebrae |
| hemal arch | attached to the ventral surface of the centrum provides a tunnel for the caudal artery and vein |
| hemal spine | terminates the hemal arch on the ventral surface of the centrum |
| cervical vertebra | consists of the atlas which articulates with the occipital condyles of the skull which allowed development of a neck |
| trunk vertebrae | approximately 17 in the mudpuppy |
| sacral vertebrae | consists of one sacral vertebra with its rib modified for articulation with the pelvic girdle |
| caudal vertebrae | variable number follow the sacral vertebrae |