The Nervous System

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Across
  1. 1. Happening without conscious control
  2. 5. Neurons that send signals to your muscles
  3. 6. Most of the neurons in our bodies are here
  4. 9. The gap where nerves meet that they talk across
  5. 10. _________ nervous system contains the brain and spinal cord
  6. 11. This perspective in Psychology is most concerned with neurochemistry
  7. 12. This system is responsible for regulating internal functions and reacting to the world
  8. 13. Thin fibers that receive the signals from other neurons
  9. 14. Neurons that send signals from sensory organs
Down
  1. 2. Chemicals that travel from one neuron to another with messages
  2. 3. Carries the message through the neuron
  3. 4. ____________ nervous system is made up of nerve cells that transmit messages all over the body
  4. 7. Cells that run all over our bodies communicating with one another
  5. 8. The substance that protects and insulates the axon
  6. 14. Relating to the body, or skeletal form