NERVOUS SYSTEM

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Across
  1. 3. Myelinated nerve fibers
  2. 6. The outer layer of the cerebum is the?
  3. 7. Pathway for impulses between the the brain and spinal cord
  4. 8. Responsible for coordinating all the activity of the body
  5. 10. Controls vision
  6. 12. Individual nerve cells
  7. 13. Largest organ in the body
  8. 14. The nerve of the peripherial nervous system are the spinal nerves and the
  9. 15. Cerebum is the blank part of the brain
  10. 16. Cerebrospinal fluid
  11. 19. PNS
  12. 21. Neuron has only a single
  13. 22. Term meaning bridge
Down
  1. 1. Efferent neurons
  2. 2. Highly branched projections that receive impulses
  3. 4. Acts as a center for relaying impulses from the eyes
  4. 5. Fatty substance that acts as insulation
  5. 6. CNS
  6. 9. Controls the release of hormones from the pituitary gland, digestive system
  7. 11. Fight or flight reaction
  8. 17. Controls motor function
  9. 18. Unsheathed and uncovered cell bodies and dendrites
  10. 20. Axon of one neuron meets the dendrite