The Nervous System

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Across
  1. 2. long tube like structure that transmits information away from the cell body
  2. 3. sends messages between central nervous system and other body parts
  3. 7. produces energy that fuels the cell body
  4. 8. consists of the brain and spinal cord
  5. 11. small fibers that branch out from the axon
  6. 13. nerve cells that run through our body and communicate
Down
  1. 1. carries information to the cell body
  2. 4. regulates the body's vital functions ex. heartbeat
  3. 5. chemicals that are stored in sacs in the axon terminals
  4. 6. transmits sensory messages to the central nervous system
  5. 9. column of nerves that extend from the brain down the back; about as thick as a thumb
  6. 10. actions between the axon terminals and dendrites of neurons
  7. 12. white fatty substance that insulates and protects the axon