States of Consciousness

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Across
  1. 2. a chemical substance that alters perceptions and moods.
  2. 4. a synthetic stimulant and mild hallucinogen. Produces euphoria and social intimacy, but with short-term health risks and longer-term harm to serotonin-producing neurons and to mood and cognition.
  3. 6. drugs (such as caffeine, nicotine, and the more powerful amphetamines, cocaine, and Ecstasy) that excite neural activity and speed up body functions.
  4. 9. the major active ingredient in marijuana; triggers a variety of effects, including mild hallucinations.
  5. 11. a split in consciousness, which allows some thoughts and behaviors to occur simultaneously with others.
  6. 12. compulsive drug craving and use, despite adverse consequences.
  7. 13. 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.
  8. 14. opium and its derivatives, such as morphine and heroin; they depress neural activity, temporarily lessening pain and anxiety.
  9. 15. drugs that depress the activity of the central nervous system, reducing anxiety but impairing memory and judgment.
  10. 16. an altered state of consciousness reported after a close brush with death (such as through cardiac arrest); often similar to drug-induced hallucinations.
  11. 17. ("mind-manifesting") drugs, such as LSD, that distort perceptions and evoke sensory images in the absence of sensory input.
Down
  1. 1. a psychological need to use a drug, such as to relieve negative emotions.
  2. 3. the diminishing effect with regular use of the same dose of a drug, requiring the user to take larger and larger doses before experiencing the drug's effect.
  3. 5. a powerful hallucinogenic drug; also known as acid.
  4. 7. drugs (such as alcohol, barbiturates, and opiates) that reduce neural activity and slow body functions.
  5. 8. a physiological need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued.
  6. 10. the discomfort and distress that follow discontinuing the use of an addictive drug.
  7. 12. drugs that stimulate neural activity, causing speeded-up body functions and associated energy and mood changes.