Consciousness

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Across
  1. 3. experience altered state of consciousness reported after a close brush with death
  2. 4. sleep disorder; repeatedly stops breathing for short period of times
  3. 11. attention focusing conscious awareness on a particular stimulus
  4. 12. causes sped-up body functions and associated energy and mood changes
  5. 17. psychedelic, distort perceptions and gives sensory images without sensory input
  6. 18. large, slow brain waves associated with deep sleep
  7. 20. (MDMA)synthetic stimulant, mild hallucinogen, long-term harm to mood and cognition
  8. 22. blindness failure to notice changes in the environment
  9. 25. relatively slow brain waves of a relaxed, awake state
  10. 26. major active ingredient in marijuana, induces mild hallucinations
  11. 27. tendency for REM sleep to increase following REM sleep deprivation
  12. 28. recurring sleep stage where vivid dreams occur; muscles relaxed, other body systems active
  13. 29. chemical substance that alters perceptions and moods
  14. 30. powerful hallucinogenic drug; known as acid
Down
  1. 1. depress the activity of CNS, reducing anxiety but impairing memory and judgment
  2. 2. sleep disorder; uncontrollable sleep attacks, sometimes lapsing directly into rem sleep
  3. 5. opium and its derivatives, depress neural activity, temporarily lessening pain and anxiety
  4. 6. drugs that reduce neural activity and slow body functions
  5. 7. our awareness of ourselves and our environment
  6. 8. sequence of images, emotions, and thoughts passing through a sleeping person's mind
  7. 9. with repeated use, the desired effect requires larger doses
  8. 10. the remembered story line of a dream
  9. 13. blindness failure to see visible objects when our attention is directed elsewhere
  10. 14. recurring problems in falling or staying asleep
  11. 15. powerfully addictive stimulant, appears to reduce baseline dopamine levels
  12. 16. internal biological clock; regular bodily rhythms that occur on a 24-hour cycle
  13. 19. periodic, natural loss of consciousness
  14. 21. excite neural activity and speed up body functions
  15. 23. stimulating and highly addictive, found in tobacco
  16. 24. the underlying meaning of a dream