Nervous System

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Across
  1. 3. the sensory division
  2. 4. the sensory fibers that carry information from the internal organs
  3. 7. matter collections of myelinated fibers
  4. 10. nucleus and metabolic center of the cell
  5. 12. intermediate filaments that maintain cell shape
  6. 14. collections of cell bodies outside the CNS in the PNS
  7. 15. the motor division
  8. 17. the structural classification that includes the cranial and spinal nerves
  9. 18. the sensory fibers that carry information from the skin, skeletal muscles, and joints
  10. 19. protect and cushion neuron cell bodies of PNS
  11. 20. bundles of nerve fibers in the PNS
  12. 23. matter mostly unmyelinated fibers and cell bodies
  13. 25. spider-like phagocytes of the CNS
  14. 26. excitation stimulation of autonomic nervous system
Down
  1. 1. gap between axon terminals and the next neuron
  2. 2. produce myelin sheaths for CNS
  3. 3. most abundant star-shaped CNS glial cells
  4. 5. "nerve glue"
  5. 6. the structural classification that includes the brain and the spinal cord
  6. 8. part of the schwann cell external to the myelin sheath
  7. 9. conduct impulses away from the cell body
  8. 11. clusters of cell bodies in the CNS
  9. 13. conduct impulses toward the cell body
  10. 16. bundles of nerve fibers in the CNS
  11. 21. assist with circulation of cerebrospinal fluid
  12. 22. the involuntary motor division
  13. 24. form myelin around nerve fibers of PNS