Neuron Network

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Across
  1. 3. Nervous System (abbreviation, 3 letters)
  2. 5. in memory formation (11 letters)
  3. 7. cells supporting neurons (7 letters)
  4. 9. extensions receiving signals (8 letters)
  5. 10. between two neurons (7 letters)
Down
  1. 1. messenger in the synapse (14 letters)
  2. 2. of brain coordinating movement (10 letters)
  3. 4. projection transmitting signals (5 letters)
  4. 6. unit of the nervous system (6 letters)
  5. 8. substance insulating axons (7 letters)