Nervous system

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Across
  1. 2. type of messages transmitted
  2. 4. body cells
  3. 5. major organ in system
  4. 7. involuntary response to stimulus
  5. 9. what transmit signals
  6. 10. system 2 of 2 major systems
Down
  1. 1. name of the vital system in anatomy
  2. 3. major organ in system
  3. 6. specialized cell transmitting nerve impulses
  4. 8. 1 of the 2 major systems