Consciousness and Sleep Study Quiz

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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?

Explaining how consciousness is produced Signup and view all the answers

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

Phenomenology Signup and view all the answers

What defines minimal consciousness?

Low-level sensory awareness and responsiveness Signup and view all the answers

What is meant by cognitive unconscious?

Thought processes experienced without awareness Signup and view all the answers

Which statement about the default network is true?

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

What does the suprachiasmatic nucleus regulate?

Sleep and alertness based on light Signup and view all the answers

What is the role of melatonin in sleep regulation?

Regulates sleep timing based on light Signup and view all the answers

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

Electroencephalography (EEG) Signup and view all the answers

What is measured alongside brain activity during sleep studies?

Muscle activity and body temperature Signup and view all the answers

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

By waking them and assessing their mental state Signup and view all the answers

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

90 minutes Signup and view all the answers

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

Alpha waves Signup and view all the answers

During which sleep stage do hypnagogic hallucinations typically occur?

NREM-1 Signup and view all the answers

Which of the following statements is true about REM sleep?

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

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

Brain activity increases to beta waves. Signup and view all the answers

What is a common content of dreams according to research?

Negative emotional content Signup and view all the answers

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

REM Sleep Signup and view all the answers

How often do men reportedly have sexual dreams?

1 in 10 Signup and view all the answers

What effect does age have on sleep stages?

More awakenings and less deep sleep Signup and view all the answers

What is a potential consequence of sleep deprivation?

Memory impairment Signup and view all the answers

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

Activation-Synthesis Theory Signup and view all the answers

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

They often involve intense emotions Signup and view all the answers

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

They have a phenomenon called REM Rebound Signup and view all the answers

What component of dreams is commonly difficult to recall?

The dream itself Signup and view all the answers

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

It lacks scientific support Signup and view all the answers

How do psychoactive drugs affect consciousness?

They alter conscious experiences and behavior Signup and view all the answers

What effect does THC have on motor coordination?

Impair motor coordination Signup and view all the answers

Which of the following are psychological factors influencing drug use?

Depression and identity issues Signup and view all the answers

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

It increases the effects of future use Signup and view all the answers

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

Lasting emotional distress Signup and view all the answers

What role does perceived risk play in teenage marijuana use?

Higher perceived risk reduces use Signup and view all the answers

What can be a social influence on drug use?

Media glorification of drugs Signup and view all the answers

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

THC Signup and view all the answers

What is a common purpose of drug prevention efforts?

Boosting self-esteem and purpose Signup and view all the answers

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

Impaired self-control Signup and view all the answers

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

Expectancy theory Signup and view all the answers

What is a common consequence of high doses of opiates?

Euphoria Signup and view all the answers

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

Rate of opioid overdoses Signup and view all the answers

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

It is illegal Signup and view all the answers

Which of the following statements is true regarding alcohol myopia?

It hampers attention and simplifies responses Signup and view all the answers

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

Reduced memory formation Signup and view all the answers

What is the primary function of stimulants?

Excite neural activity Signup and view all the answers