Which of the following is a key characteristic of non-REM sleep?

Question

BlackTom AI · Accepted Answer

The prompt asks to identify a key characteristic of non-REM sleep, and the provided answer indicates that the correct feature is 'various forms of slow-wave brain activity.'
First, recognize that non-REM sleep is typically associated with more synchronized, slower brain activity compared to REM sleep. This includes the prominent delta waves (slow-wave activity) seen especially in deep N3 sleep, which reflects high-amplitude, low-frequency activity.
Next, consider that NREM sleep is also characterized by particular patterns such as sleep spindles and K-complexes that appear during N2, as well as the overall reduction in rapid eye movements and more regular breathing and heart rate. These features collectively reflect the slow, restorative nature of NREM as opposed to the desynchronized, higher-frequency activity seen during REM sleep.
Now, evaluate the phrasing of the option: 'various forms of slow-wave brain activity' captures the essence of NREM by emphasizing the slower and more synchronized activity, including delta waves in deep sleep and other slow oscillations in lighter stages. This aligns with the core concept that NREM is dominated by slower EEG activity relative to REM.
As for potential alternative options (which are not provided here), typical incorrect choices might overemphasize REM-specific phenomena such as rapid eye movements or vivid dreaming, or claim that NREM is characterized by fast, desynchronized brain activity, which would be inaccurate.
In summary, the stated correct option highlights the defining feature of non-REM sleep—the prevalence of slow, synchronized brain activity across its stages—making it a valid key characteristic within the standard understanding of sleep stages.

PSY4360W02 Chapter 9 Quiz

Which of the following is a key characteristic of non-REM sleep?

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类似问题

24. Stage 3 sleep is characterized by: A. Beta waves B. Delta waves C. Sleep spindles D. Rapid eye movements

16. Stage 1 sleep resembles wakefulness because it shows: A. Delta waves B. Spindles and K-complexes C. Low amplitude, high frequency EEG D. Theta-suppression waves Answer: C. Low amplitude, high frequency EEG

When our brain waves are in the waves activity, one would be in stage one of sleep.

When we enter this stage of sleep, our brain waves change to theta waves.

In this stage of sleep, we are no longer responsive to the outside world and our sensory experiences drop.

Each stage of sleep is characterized by different types of brain wave patterns.

Question at position 17 ________ is the deepest stage of sleep, during which we are least responsive to outside stimulation.Stage 1 sleepStage 3 sleepStage 4 sleepStage 2 sleep

Which stage of sleep is characterized by delta waves?

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PSY*4360*W02 Chapter 9 Quiz

Which of the following is a key characteristic of non-REM sleep?

查看解析

登录即可查看完整答案

类似问题

24. Stage 3 sleep is characterized by: A. Beta waves B. Delta waves C. Sleep spindles D. Rapid eye movements

16. Stage 1 sleep resembles wakefulness because it shows: A. Delta waves B. Spindles and K-complexes C. Low amplitude, high frequency EEG D. Theta-suppression waves Answer: C. Low amplitude, high frequency EEG

When our brain waves are in the waves activity, one would be in stage one of sleep.

When we enter this stage of sleep, our brain waves change to theta waves.

In this stage of sleep, we are no longer responsive to the outside world and our sensory experiences drop.

Each stage of sleep is characterized by different types of brain wave patterns.

Question at position 17 ________ is the deepest stage of sleep, during which we are least responsive to outside stimulation.Stage 1 sleepStage 3 sleepStage 4 sleepStage 2 sleep

Which stage of sleep is characterized by delta waves?

更多留学生实用工具

希望你的学习变得更简单

PSY4360W02 Chapter 9 Quiz