#1
Which of the following is a symptom of insomnia?
Difficulty falling asleep
ExplanationPrimary symptom of insomnia, characterized by difficulty initiating sleep.
#2
What is the term for the sleep disorder characterized by pauses in breathing or shallow breathing during sleep?
Sleep apnea
ExplanationSleep disorder marked by breathing interruptions during sleep, leading to poor rest.
#3
What is the term for the phenomenon when individuals experience an overwhelming urge to sleep during the day?
Narcolepsy
ExplanationNarcolepsy is characterized by sudden, uncontrollable urges to sleep.
#4
Which of the following is NOT a common cause of sleep deprivation?
Regular exercise
ExplanationRegular exercise typically promotes better sleep and reduces sleep deprivation.
#5
What is a common symptom of sleepwalking?
Performing complex behaviors while asleep
ExplanationSleepwalking involves engaging in activities typical of wakefulness during sleep.
#6
Which of the following is a hormone associated with promoting sleep?
Melatonin
ExplanationMelatonin is released in response to darkness, promoting sleepiness.
#7
Which sleep disorder is characterized by the sudden and uncontrollable urge to sleep during the day?
Narcolepsy
ExplanationNarcolepsy involves sudden, irresistible bouts of daytime sleepiness.
#8
Which hormone helps regulate sleep-wake cycles?
Melatonin
ExplanationKey hormone responsible for regulating the body's sleep-wake cycle.
#9
What is a common treatment for narcolepsy?
Stimulants
ExplanationStimulants help control excessive daytime sleepiness in narcolepsy.
#10
What is a common characteristic of REM (rapid eye movement) sleep?
Muscle paralysis
ExplanationMuscle atonia, or paralysis, is a hallmark of REM sleep.
#11
Which of the following is a symptom of restless legs syndrome?
Uncontrollable urge to move legs
ExplanationPatients experience an urge to move legs, often interfering with sleep.
#12
What is the term for the phenomenon when an individual wakes up during the night and has difficulty falling back asleep?
Middle-of-the-night insomnia
ExplanationInsomnia characterized by waking up in the middle of the night and struggling to return to sleep.
#13
What is the term for the disruption of the circadian rhythm, often experienced by travelers crossing multiple time zones?
Jet lag
ExplanationTemporary sleep disorder caused by travel across multiple time zones, leading to desynchronization of the body clock.
#14
Which neurotransmitter is associated with promoting wakefulness and alertness?
Dopamine
ExplanationNeurotransmitter linked to alertness, attention, and wakefulness.
#15
Which brain structure is responsible for regulating the circadian rhythm?
Hypothalamus
ExplanationHypothalamus regulates circadian rhythm through the suprachiasmatic nucleus.