Answer Key for Laboratory Examination on Spinal Cord and Meninges.

1. Lateral funiculus.

2. Anterior median fissure.

3. Sacral level.

4. Dorsolateral tract.

5. Nucleus proprius, laminas 3 and 4.

6. Transverse sinus.

7. Dura mater.

8. Internal jugular vein.

9. Cavernous sinus.

10. Inferior petrosal sinus.

11. Pia mater.

12. Anterolateral sulcus.

13. Dorsal root ganglion.

14. Cervical enlargement.

15. Anterior spinal artery.

16. Cistern of the lamina terminalis.

17. Supratentorial region.

18. Denticulate ligaments.

19. Prepontine (pontine) cistern.

20. Diaphragma sellae.