Consciousness and Sleep Study Quiz
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Questions and Answers

What is defined as a person's subjective experience of the world and the mind?

  • Alertness
  • Free will
  • Consciousness (correct)
  • Introspection

    • Which of the following is a reason why consciousness is hard to study?

  • Dreaming is not well understood
  • Sleep cycles are irregular
  • Consciousness is universally agreed upon
  • Introspection is unreliable (correct)

    • What is meant by 'self-awareness' in the context of consciousness?

  • The ability to perceive the thoughts of others
  • The ability to think about oneself (correct)
  • The ability to make unconscious decisions
  • The ability to dream while sleeping

    • What does the 'Hard Problem' refer to in relation to consciousness?

    <p>Explaining how consciousness is produced</p> Signup and view all the answers

    Which concept relates to the difficulty in perceiving the consciousness of others?

    <p>Phenomenology</p> Signup and view all the answers

    What defines minimal consciousness?

    <p>Low-level sensory awareness and responsiveness</p> Signup and view all the answers

    What is meant by cognitive unconscious?

    <p>Thought processes experienced without awareness</p> Signup and view all the answers

    Which statement about the default network is true?

    <p>It is related to conscious awareness when not engaged in tasks.</p> Signup and view all the answers

    What does the suprachiasmatic nucleus regulate?

    <p>Sleep and alertness based on light</p> Signup and view all the answers

    What is the role of melatonin in sleep regulation?

    <p>Regulates sleep timing based on light</p> Signup and view all the answers

    Which method is commonly used to monitor brain activity during sleep?

    <p>Electroencephalography (EEG)</p> Signup and view all the answers

    What is measured alongside brain activity during sleep studies?

    <p>Muscle activity and body temperature</p> Signup and view all the answers

    How are sleeping subjects' states examined after exposure to stimuli?

    <p>By waking them and assessing their mental state</p> Signup and view all the answers

    What is the duration of one complete sleep cycle on average?

    <p>90 minutes</p> Signup and view all the answers

    Which brain waves are associated with the awake, relaxed state just before falling asleep?

    <p>Alpha waves</p> Signup and view all the answers

    During which sleep stage do hypnagogic hallucinations typically occur?

    <p>NREM-1</p> Signup and view all the answers

    Which of the following statements is true about REM sleep?

    <p>Heart rate rises and breathing becomes rapid during REM sleep.</p> Signup and view all the answers

    What happens to brain activity as a person transitions from deep sleep to REM sleep?

    <p>Brain activity increases to beta waves.</p> Signup and view all the answers

    What is a common content of dreams according to research?

    <p>Negative emotional content</p> Signup and view all the answers

    Which stage of sleep involves muscle immobility due to brainstem activity?

    <p>REM Sleep</p> Signup and view all the answers

    How often do men reportedly have sexual dreams?

    <p>1 in 10</p> Signup and view all the answers

    What effect does age have on sleep stages?

    <p>More awakenings and less deep sleep</p> Signup and view all the answers

    What is a potential consequence of sleep deprivation?

    <p>Memory impairment</p> Signup and view all the answers

    What theory suggests that dreams are a way to make sense of random neural activity?

    <p>Activation-Synthesis Theory</p> Signup and view all the answers

    What is a characteristic of dreams as mentioned in the content?

    <p>They often involve intense emotions</p> Signup and view all the answers

    What happens during REM sleep if an individual is deprived of it?

    <p>They have a phenomenon called REM Rebound</p> Signup and view all the answers

    What component of dreams is commonly difficult to recall?

    <p>The dream itself</p> Signup and view all the answers

    Which of the following is a limitation of Freud's theory of dreams?

    <p>It lacks scientific support</p> Signup and view all the answers

    How do psychoactive drugs affect consciousness?

    <p>They alter conscious experiences and behavior</p> Signup and view all the answers

    What effect does THC have on motor coordination?

    <p>Impair motor coordination</p> Signup and view all the answers

    Which of the following are psychological factors influencing drug use?

    <p>Depression and identity issues</p> Signup and view all the answers

    How does THC accumulate in the body with repeated long-term use?

    <p>It increases the effects of future use</p> Signup and view all the answers

    What is one potential long-term emotional consequence of drug use?

    <p>Lasting emotional distress</p> Signup and view all the answers

    What role does perceived risk play in teenage marijuana use?

    <p>Higher perceived risk reduces use</p> Signup and view all the answers

    What can be a social influence on drug use?

    <p>Media glorification of drugs</p> Signup and view all the answers

    What is a major active ingredient in marijuana known for causing mild hallucinations?

    <p>THC</p> Signup and view all the answers

    What is a common purpose of drug prevention efforts?

    <p>Boosting self-esteem and purpose</p> Signup and view all the answers

    What is one of the effects of alcohol on cognitive processing?

    <p>Impaired self-control</p> Signup and view all the answers

    Which theory suggests people's expectations can influence the effects of alcohol?

    <p>Expectancy theory</p> Signup and view all the answers

    What is a common consequence of high doses of opiates?

    <p>Euphoria</p> Signup and view all the answers

    What has significantly increased since the year 2000 with regard to opioids?

    <p>Rate of opioid overdoses</p> Signup and view all the answers

    What is NOT a reason why alcohol is considered highly harmful in society?

    <p>It is illegal</p> Signup and view all the answers

    Which of the following statements is true regarding alcohol myopia?

    <p>It hampers attention and simplifies responses</p> Signup and view all the answers

    What is likely to occur as a result of alcohol's effect on memory?

    <p>Reduced memory formation</p> Signup and view all the answers

    What is the primary function of stimulants?

    <p>Excite neural activity</p> Signup and view all the answers

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