#1
Which stage of sleep is associated with vivid dreams?
REM sleep
ExplanationREM sleep is characterized by rapid eye movement and is associated with vivid dreaming.
#2
Who proposed the psychoanalytic theory of dreams?
Sigmund Freud
ExplanationSigmund Freud proposed the psychoanalytic theory of dreams, suggesting they represent unconscious desires and wishes.
#3
Which neurotransmitter is associated with REM sleep?
Acetylcholine
ExplanationAcetylcholine is the neurotransmitter associated with REM sleep, where its release leads to muscle paralysis.
#4
According to the activation-synthesis hypothesis, what do dreams result from?
Random neural activity
ExplanationDreams according to the activation-synthesis hypothesis result from random neural activity.
#5
What is the name of the phenomenon where a person experiences sudden muscle weakness or paralysis when falling asleep or waking up?
Sleep paralysis
ExplanationSleep paralysis is the phenomenon where a person experiences temporary muscle weakness or paralysis when falling asleep or waking up.
#6
Which theory suggests that dreams are the brain's way of processing and integrating information from waking life?
Cognitive theory
ExplanationCognitive theory suggests that dreams serve the purpose of processing and integrating information from waking life.
#7
In which stage of sleep do night terrors typically occur?
Stage 3
ExplanationNight terrors typically occur during stage 3 of sleep.
#8
Which neurotransmitter is associated with the regulation of sleep-wake cycles?
Melatonin
ExplanationMelatonin is the neurotransmitter associated with the regulation of sleep-wake cycles.
#9
Which phenomenon refers to the ability to control one's dreams?
Lucid dreaming
ExplanationLucid dreaming refers to the phenomenon where the dreamer is aware they are dreaming and can often control the dream.
#10
Who proposed the theory of dreams as the brain's attempt to make sense of random neural activity?
Allan Hobson
ExplanationAllan Hobson proposed the theory of dreams as the brain's attempt to make sense of random neural activity.
#11
Which neurotransmitter system is inhibited during REM sleep, leading to muscle paralysis?
Acetylcholine
ExplanationThe acetylcholine neurotransmitter system is inhibited during REM sleep, leading to muscle paralysis.
#12
According to cognitive theories, dreams serve what purpose?
To process and consolidate memories
ExplanationAccording to cognitive theories, dreams serve the purpose of processing and consolidating memories.
#13
Who proposed the theory of dreams as a product of random activation of brain cells?
Allan Hobson
ExplanationAllan Hobson proposed the theory of dreams as a product of random activation of brain cells.
#14
Which stage of sleep is known as paradoxical sleep due to the brain's activity resembling wakefulness?
REM sleep
ExplanationREM sleep is known as paradoxical sleep due to the brain's activity resembling wakefulness during this stage.