The Nervous System

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Across
  1. 3. The ______ nervous system that includes the brain and the spinal cord.
  2. 4. the long connection between neurons
  3. 6. this part of the system sends "input" information to the brain
  4. 8. once the brain receives the "input" message it must make a decision, also known as
  5. 9. this system controls your "fight or flight" reactions
  6. 12. this type of neuron has multiple dendrites
Down
  1. 1. these cells communicate with each other to send messages throughout the nervous system
  2. 2. these cells were once said to be just "supporters" of the neurons, but we now know that they play a much more vital role
  3. 5. the part of the nervous system that connects the central system to the rest of the body
  4. 7. this part of the system works to keep you calm
  5. 10. conducts impulses from the CNS to the skeletal system
  6. 11. conducts impulses from CNS to cardiac and smooth muscles