22 Questions
What is the primary function of melatonin in the body?
To regulate the body's sleep-wake cycle
What is the potential consequence of long-term use of melatonin supplements?
Disruption of natural melatonin production
Which natural remedy has a compound that inhibits GABA transaminase, promoting relaxation and sleep?
Lemon Balm
What is the primary mechanism of action of melatonin supplements in improving sleep quality?
Regulating the body's sleep-wake cycle
What is the recommended approach to improving sleep quality, according to the text?
Exploring non-pharmacological options, such as lifestyle modifications
What is the role of light exposure in the morning, according to the text?
To synchronize circadian rhythms and promote alertness
What is the primary function of the suprachiasmatic nucleus?
To act as the internal timing system, controlling sleep, hormone release, and metabolism
What is the main reason why the human circadian clock is affected when traveling to the West?
The human circadian clock has to be lengthened to synchronize with the local environment
What is the primary function of sleep, according to Dr. Steponenaite?
To allow the body to repair and regenerate tissues
What is the result of the human circadian clock running on a cycle slightly more than 24 hours?
The circadian clock is strongly entrained by light, allowing for synchronization with the external environment
What is one of the benefits of sleep on brain function, according to Dr. Steponenaite?
It enhances the learning and recall process
What is the role of the fluctuation of housekeeping hormones during the night?
To support the body's ability to repair and regenerate tissues
What is the primary signaling cue used by the circadian clock in regulating sleep?
Sunlight
What is the main function of the CLOCK-BMAL1 protein complex in the circadian clock?
Production of PER and CRY proteins
What is the effect of selective serotonin reuptake inhibitors (SSRIs) on sleep stages?
Delayed REM sleep onset
What is the main characteristic of narcolepsy?
Excessive daytime sleepiness and sudden attacks of sleep
What is the role of serotonin in sleep regulation?
Regulates REM sleep stages
What is the main cause of restless leg syndrome?
Dopamine imbalance
What is the primary function of adenosine in sleep regulation?
Promotes sleep
What is the name of the protein that helps regulate REM sleep and wakefulness?
Hypocretin (orexin)
What is the term for the adjustment of sleep habits to synchronize with the external environment?
Entrainment
What is the name of the therapy that can help manage insomnia?
Cognitive-behavioral therapy for insomnia
Understand the importance of sleep, its stages, and its functions in our body. Learn about the possible reasons why we sleep and how it affects our overall health.
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