PSY100 Dreams Activity

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Across
  1. 3. Overpowering urge to sleep
  2. 6. Caused by high levels of stress induced insomnia (Kenneth Parks)
  3. 8. Causes the person to be alert, energetic (caffeine, nicotine)
  4. 10. Alters perception, thoughts, feelings (MDMA, LSD)
Down
  1. 1. Physical or psychological dependence, or both
  2. 2. Causes drowsiness, sleep, and death (alcohol, opiates)
  3. 4. Altered state of consciousness
  4. 5. Waves that are not synchronous
  5. 7. Increasing amounts for the same effect
  6. 9. Waves that are synchronous