nervous

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Across
  1. 3. rapid, involuntary response to a stimulus
  2. 4. cells carrying information toward central nervous system
  3. 5. to give thoughts
  4. 6. thin fibres carrying information between brain and body parts
  5. 8. perceived by the senses\
  6. 9. messages from neurons
Down
  1. 1. organ inside the head that controls thought
  2. 2. includes all body nerves outside brain and spinal cord
  3. 4. tissues that control body activities
  4. 7. cord tube of nerves down your back connecting to your brain