Nervous System Crossword

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Across
  1. 1. relating to or situated on back of head
  2. 3. away from internal structures
  3. 6. ability to recall information about the past (Events/knowledge)
  4. 8. motion/movement
  5. 11. three-layered tissue that protects brain and spinal cord
  6. 12. adaption; form of organism to changed conditions
  7. 15. pertaining to forehead
  8. 16. abbreviation of "central nervous system"
  9. 17. acting,occuring involuntarily; no conscious control
  10. 18. the portion of brain responsible for motor functions
  11. 20. white, fat, material covering long nerve fibers
  12. 21. tree-like extensions at beginning of neuron which increases surface area of cell body
  13. 22. done with conscious will of the individual
  14. 23. point at which a nervous impulse passes from one neuron to the next
  15. 25. round bulge on underside of brain stem; separates midbrain from medulla oblongata
  16. 26. abbreviation of "peripheral nervous system"
Down
  1. 2. largest part of brain responsible for speech
  2. 4. part of brain responsible for consciousness and alertness
  3. 5. cells that support and protect neuron
  4. 7. large glial cell found in CNS
  5. 9. pertaining to temple region of head
  6. 10. body's chemical messengers
  7. 13. done other than with the conscious will of the individual
  8. 14. sends signals from the cns to skeletal muscles and from the receptors of the external stimuli
  9. 17. thread-like extension of neuron which carries nerve impulses
  10. 19. topmost part of brainstem responsible for visual processing
  11. 24. relating to sensation(perception of stimulus