#1
Which stage of sleep is associated with vivid dreaming?
REM Stage
ExplanationRapid Eye Movement stage is linked with vivid dreaming.
#2
What is the recommended amount of sleep for adults per night?
8-9 hours
ExplanationAdults are advised to aim for 8-9 hours of sleep per night.
#3
What is the term for the inability to fall asleep or stay asleep consistently?
Insomnia
ExplanationInsomnia refers to difficulty falling or staying asleep.
#4
Which sleep disorder is characterized by frequent pauses in breathing during sleep?
Sleep apnea
ExplanationSleep apnea involves frequent pauses in breathing during sleep.
#5
What is the term for the process of gradually adjusting the sleep-wake cycle, often used to overcome jet lag?
Chronotherapy
ExplanationChronotherapy involves gradually adjusting the sleep-wake cycle to overcome jet lag.
#6
Which hormone is often referred to as the 'stress hormone' and can impact sleep patterns when elevated?
Cortisol
ExplanationCortisol, known as the 'stress hormone,' can affect sleep patterns when elevated.
#7
Which neurotransmitter is associated with promoting sleep?
GABA
ExplanationGamma-Aminobutyric Acid promotes sleep.
#8
What is the term for the sleep-wake cycle regulated by the body's internal clock?
Circadian rhythm
ExplanationThe body's internal clock regulates the Circadian Rhythm.
#9
What is the term for the phenomenon where individuals experience sleep paralysis upon waking up or falling asleep?
Sleep paralysis
ExplanationSleep paralysis involves experiencing paralysis during wakefulness or falling asleep.
#10
Which hormone plays a key role in regulating the sleep-wake cycle?
Melatonin
ExplanationMelatonin is crucial in regulating the sleep-wake cycle.
#11
Which neurotransmitter is associated with promoting wakefulness and alertness?
Dopamine
ExplanationDopamine is linked with promoting wakefulness and alertness.
#12
What is the term for the condition where individuals experience extreme daytime sleepiness and may involuntarily fall asleep during the day?
Narcolepsy
ExplanationNarcolepsy involves extreme daytime sleepiness and sudden sleep attacks.
#13
Which sleep disorder is characterized by sudden and brief muscle contractions during sleep?
Hypnic jerks
ExplanationHypnic jerks are sudden, brief muscle contractions during sleep.
#14
During which stage of sleep does sleepwalking typically occur?
NREM Stage 1
ExplanationSleepwalking usually occurs during Non-REM Stage 1.
#15
What is the term for the sensation of falling just before entering sleep, often accompanied by a sudden jerk or awakening?
Hypnagogic jerk
ExplanationA Hypnagogic jerk is a sudden sensation of falling during the onset of sleep.
#16
During which stage of sleep do night terrors typically occur?
NREM Stage 3
ExplanationNight terrors commonly occur during Non-REM Stage 3.
#17
What is the term for the biological process that helps regulate the sleep-wake cycle based on exposure to light and darkness?
Circadian rhythm
ExplanationThe Circadian Rhythm is regulated based on exposure to light and darkness.
#18
What is the term for the phenomenon where individuals act out their dreams during REM sleep, often resulting in injury or sleep disruption?
REM behavior disorder
ExplanationREM Behavior Disorder involves acting out dreams during REM sleep.