Atlas, posterior view
| Term name | Layer | |
|---|---|---|
| 1 | Superior articular facet | Layer 1 |
| 2 | Inferior articular surface | Layer 1 |
| 3 | Groove for vertebral artery | Layer 1 |
| 4 | Posterior tubercle | Layer 1 |
| 5 | Posterior arch | Layer 1 |
| 6 | Facet for dens | Layer 1 |
| 7 | Transverse process | Layer 1 |
| 8 | Anterior arch | Layer 1 |
| 9 | Lateral mass | Layer 1 |