1						2		3
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27
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							36													37

Across 2. axons from a spinal nerve that branch off 4. cell bodies of interneurons for processing info 8. connects the left and right white matter 9. roots of lumbar, sacral and coccygeal nerves 10. tube filled with cerebrospinal fluid 11. axons of out-going motor neurons 13. marrow groove on posterior side 15. axon that travel from the brain 18. nerves that connect directly to targets 20. superficial connective tissue layer 21. avascular connective tissue layer 23. space where anesthetics are injected 24. region of gray matter used for processing info 25. impulses enter and leave from opposite sides of S.C. 27. space containing interstitial fluid 28. impulses enter and leave the same side of S.C. 32. area of the skin is identified by a spinal nerve 34. send impulse from the site of stimulus to the S.C. 35. body part that responds to the motor impulse 36. connective tissue layers covering the S.C. 37. transparent layer close to the S.C.

Down 1. termination of the S.C. 3. send impulse from the S.C. to the target 5. connects the left and right gray matter 6. axons that travel to the brain 7. responds to a specific stimulus 9. shock absorbing fluid for protection 12. space containing cerebrospinal fluid 14. area that feeds the lower limbs 16. area that feeds the upper limbs 17. contains bundles of axons going up/down the S.C. 19. pathway followed by nerve impulse 22. joining of axons from adjacent nerves 26. wide groove on anterior side 29. cell bodies of in-coming sensory neurons 30. extensions of a covering that suspend the S.C. 31. fast, automoatic, unplanned sequence of actions 33. cell bodies of motor neurons