States of Consciousness

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Across
  1. 2. rapid eye movement sleep, a recurring sleep stage during which vivid dream's commonly occur. muscles are relaxed but other body systems are active
  2. 4. a split in consciousness which allows some thoughts and behaviors to occur simultaneously with others
  3. 5. opium and its derivatives, such as morphine and heroin; they depress neural activity, temporarily lessening pain and anxiety
  4. 7. a powerfully addictive drug that stimulates the central nervous system with speeded-up body functions and associated energy and mood changes; over time, appears to reduce baseline dopamine levels
  5. 8. the major ingredient in marijuana; triggers a variety of effects including mild hallucinations
  6. 9. neuroscience the interdisciplinary study of the brain activity linked with cognition
  7. 10. waves the relatively slow brain waves of a relaxed, awake state
Down
  1. 1. drugs that depress central nervous system activity, reducing anxiety but impairing memory and judgment
  2. 3. psychedelic drugs, such as LSD, that distort perceptions and evoke sensory images in the absence of sensory input
  3. 6. drugs that stimulate neural activity, causing speeded-up body functions and associated energy and mood changes