Crossword for Hayden

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Across
  1. 3. membrane potential
  2. 5. terminal
  3. 7. gradient
  4. 9. input
  5. 11. gated channel
  6. 12. potassium pump
  7. 13. gated channel
  8. 14. output
Down
  1. 1. period
  2. 2. potential
  3. 4. sheath
  4. 6. of ranvier
  5. 8. potential
  6. 10. smitter