Cervical Segment of Spinal Cord

1. Dorsal median sulcus
2. Gracile fasciculus
3. Dorsal intermediate sulcus
4. Cuneate fasciculus
5. Medial root entry zone
6. Dorsal root
7. Dorsolateral sulcus
8. Dorsolateral tract of Lissauer
9. Dorsal marginal nucleus (Lamina I)
10. Substantia gelatinosa (Lamina II)
11. Nucleus proprius (Lamina III, IV)
12. Nucleus dorsalis of Clarke
13. Central canal with central gray matter
14. Ventral white commissure
15. Medial motor nuclei (Lamina IX)
16. Lateral motor nuclei
17. Dorsal spinocerebellar tract

18. Lateral corticospinal tract
19. Ventral spinocerebellar tract
20. Lateral spinothalamic tract
21. Ventral spinothalamic tract
22. Ventral corticospinal tract
23. Medial longitudinal meniscus
24. Ventral root
25. Ventral lateral sulcus
26. Ventral median fissure
27. Tectospinal tract
28. Pontine reticulospinal tract
29. Medullary reticulospinal tract
30. Vestibulospinal tract
31. Rubrospinal tract
32. Spinospinal trat (fasciculus proprius)
33. Phrenic nucleus (C3-C5)

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