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Stages of Sleep

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Questions and Answers

What is the main characteristic of Obstructive Sleep Apnea?

Deficiency of iron in the brain

Partial or complete collapse of the upper airway (correct)

Repetitive kicking or twitching of the legs and arms during sleep

Uncontrollable movement of the legs, arms, and sometimes other body parts

Which sleep disorder is characterized by excessive daytime sleepiness and may fall asleep at inappropriate times during the day?

Periodic Limb Movement Disorder

Hypersomnia (correct)

Narcolepsy

Restless Leg Syndrome

What is the term for the difficulty of falling or staying asleep due to external factors such as lifestyle and environment?

Hypersomnia

Insomnia

Extrinsic Sleep Disorders (correct)

Circadian Rhythm Sleep Disorders

Which sleep disorder is related to a misalignment between the circadian rhythm and rhythm of food intake?

Nocturnal Eating Syndrome Signup and view all the answers

What is the term for the brain's inability to properly regulate the sleep-wake cycle?

Genetic Insomnia Signup and view all the answers

What is the characteristic of Stage 4 of sleep?

Very difficult to arouse and vital signs are significantly lower than waking hours Signup and view all the answers

What is the duration of each stage of sleep?

15-30 minutes Signup and view all the answers

What is the characteristic of REM sleep?

Autonomic response of rapidly moving eyes, fluctuating heart and respiratory rates, and increased oxygen consumption Signup and view all the answers

What is the term for sleep disorders caused by a malfunction of the body's internal sleep regulation?

Intrinsic sleep disorder Signup and view all the answers

What is the term for sleep disorders caused by other irregularities related to sleep?

Extrinsic sleep disorder Signup and view all the answers

What is the average duration of REM sleep in each cycle?

20 minutes Signup and view all the answers

What is the term for the misalignment of the circadian rhythm with the environment, such as the light-darkness cycle?

Circadian Rhythm Sleep Disorder Signup and view all the answers

Which type of parasomnia is characterized by partial awakening from deep sleep, with inappropriate or absent responsiveness to the efforts of others to intervene or redirect?

NREM Parasomnia Signup and view all the answers

What is the term for a sleep disorder in which the person's sleep-wake cycle is longer than the standard 24 hours?

Non-24-Hour Sleep-Wake Disorder Signup and view all the answers

Which of the following is a sleep disorder that involves unusual and undesirable physical events or experiences that disrupt sleep?

Parasomnia Signup and view all the answers

What is the term for the rhythmic movement of large muscle groups immediately before and during sleep?

Rhythmic Movement Disorder Signup and view all the answers

Which of the following circadian rhythm sleep disorders is more common among older adults, characterized by falling asleep early and waking up early?

Advanced Sleep-Phase Syndrome Signup and view all the answers