Anatomy

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Across
  1. 2. grey matter
  2. 4. rapid sequence of changes in the voltage
  3. 7. chemical messengers
  4. 8. control, motor, sense, homeostasis
  5. 10. includes brain and spinal cord
  6. 12. period of time where nothing can happen
  7. 14. carries info through nervous system
  8. 15. works with potassium to create a pump
Down
  1. 1. part of the nervous system split in two
  2. 3. short extention from cell body
  3. 5. carries action potential from axon hillock
  4. 6. white matter
  5. 9. contains the nucleas
  6. 11. the star of the nervous system, helps us think
  7. 13. alter the brain chemistry when taken