nervous system

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Across
  1. 3. part of the brain near the spinal cord controls reflexes breathing and heartbeat
  2. 5. part of a neron that brings info to a cell body
  3. 7. bundle of fibers that sends impulses from the brain to other parts of the boby
  4. 9. is a transmit or signal
  5. 10. place where nerve messages are sent and recieved
  6. 13. system of nerves that control involuntary functions
  7. 15. nerves that start in the spinal cord
  8. 16. specialized impulse conducting cells
Down
  1. 1. messages sent from nerve to brain
  2. 2. lies outsidebrain and spinal cord includes nerves to arms legs and sense organs
  3. 4. partof nerron that takes info away from a cell body
  4. 6. cord of nerve tissue extending though the spinal column
  5. 8. large portion of the brain controls vouluntary motions
  6. 11. controls mental and physical actions located in the skull
  7. 12. something that causes an action
  8. 14. largest part of the brain controls vouluntary movements and mental actions