AP1 U9 Nervous System Review

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Across
  1. 4. Middle ossicle
  2. 5. Division associated with rest and digest
  3. 11. Cranial nerve involved in visceral organ control
  4. 14. Phase when membrane potential becomes more positive
  5. 15. Carries signals away from the neuron
  6. 16. Gel-like substance filling the anterior chamber of the eye
  7. 17. Eye structure that focuses light
  8. 18. Meningeal layer directly attached to the brain
  9. 21. Inner ear structure for hearing
Down
  1. 1. Receive signals from other neurons
  2. 2. Connects the left and right cerebral hemispheres
  3. 3. Electrical impulse traveling along a neuron
  4. 6. Membrane becomes more negative than resting potential
  5. 7. Maintains homeostasis and controls pituitary hormone release
  6. 8. Return toward resting membrane potential
  7. 9. Gateway to the cerebrum; filters incoming sensory information
  8. 10. Insulating covering around many axons
  9. 12. Gap between neurons
  10. 13. Coordinates balance and movement
  11. 19. Minimum stimulus needed to trigger an action potential
  12. 20. White outer layer of the eye