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Consciousness True or False
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Stages 3 and 4 are characterized as slow wave sleep and are the deepest sleep stages.
True
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Freud believed that dreams reflect a person's unconscious wishes and urges.
True
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It is during NREM sleep that we have the most vivid dreams.
False
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Sleep stages are defined in terms of brain-wave patterns, which can be measured by an electrocardiogram.
False
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Delta waves are the slowest waves in the sleep cycle.
True
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Your senses make it possible for you to be aware of your environment.
True
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Hypersomnia is the inability to fall asleep or stay asleep.
False
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The circadian rhythm is a regular sequence of biological processes, such as temperature and sleep, that occurs every 24 hours.
True
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Nicotine is the drug found in tobacco leaves and is one of the most common depressants.
False
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During REM sleep, our blood pressure falls, and our heart rate also decreases.
False
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Alcohol is a stimulant and the most widely used substance in the United States.
False
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William James theorized that people have an unconscious mind.
False
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Consciousness is the awareness of things that are both inside and outside of ourselves.
True
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Stage 1 is the lightest stage of sleep.
True
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Narcolepsy is a breathing interruption that occurs during sleep.
False
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Many narcotics, such as morphine, heroin, and codeine, are derived from the opium poppy plant.
True
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