Set 4: Sleep Disorders & Experiences

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20 Terms

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Insomnia
A sleep disorder involving recurring problems falling asleep or staying asleep.
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Narcolepsy
A sleep disorder characterized by uncontrollable sleep attacks; sufferers may lapse directly into REM sleep.
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Sleep Apnea
A sleep disorder involving temporary cessations of breathing during sleep and repeated momentary awakenings.
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REM Sleep Behavior Disorder
A rare disorder in which a person is not immobilized during REM sleep and physically acts out their dreams.
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Night Terrors
A sleep disorder involving high arousal and an appearance of being terrified during sleep.
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During which sleep stage do night terrors occur?
NREM-3 (deep sleep).
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Are night terrors usually remembered?
No, they are generally not remembered.
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How are night terrors different from nightmares?
Night terrors occur during NREM-3 and are not remembered; nightmares are frightening dreams.
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Somnambulism
Sleepwalking.
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During which stage does sleepwalking occur according to the notes?
NREM-3 (deep sleep).
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What happens during sleepwalking?
A person performs complex behaviors, such as walking, while still asleep.
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Do people who sleepwalk always remember doing it?
No, many do not remember it the next day.
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What happens during sleep apnea?
Breathing repeatedly stops during sleep, causing momentary awakenings.
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What happens during REM sleep behavior disorder?
A person may vocalize or perform movements, such as kicking or punching, while acting out dreams.
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What is a possible danger of REM sleep behavior disorder?
Injury to the sleeping person or their bed partner.
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How common is insomnia according to the handwritten notes?
Approximately 1 in 10 adults.
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How common is narcolepsy according to the handwritten notes?
Approximately 1 in 2,000 adults.
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How common is sleep apnea according to the handwritten notes?
Approximately 1 in 20 adults.
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How common is REM sleep behavior disorder according to the notes?
About 1 in 100 adults generally, and 1 in 50 adults over age 50.
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How common is sleepwalking according to the notes?
Approximately 1–15 in 100 people in the general population.