Neurons and Nerver Impulses Crossword

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Across
  1. 3. The part of a neuron that processes incoming information (two words)
  2. 5. Bundles of neurons
  3. 6. Cytoplasmic extensions that extend from the body of the neuron
  4. 7. The starting point for the transmission of a nerve impulse (two words)
  5. 9. Restoration of the resting potential
  6. 11. The tiny gap between every axon and its neighboring cell
  7. 13. Disease resulting from the destruction of the myelin sheath covering nerves and characterized by loss of muscular coordination (two words)
  8. 14. The extension of a neuron that carries impulses away from the cell body
Down
  1. 1. Process in which the various excitatory and inhibitory electrical effects tend to cancel or reinforce one another
  2. 2. A cell that wraps around the axon and forms a fatty, insulating covering (two words)
  3. 4. Tiny sacks filled with chemical messengers
  4. 8. Loss of an electrical charge difference
  5. 10. A fatty insulating sheath (two words)
  6. 12. The sudden local reversal of voltage across the neuron membrane (two words)