Identify the following:

1. anterior arch of C1

2. posterior arch of C1

3. dens

4. body of C2

5. occipital condyle

6. spinous process of C2

7. lateral mass of C4

8. inferior facet of C4

9. superior facet of C7

10. pedicle of C7

11. facet joint

12. intervertebral disc

13. intervertebral foramen