Question

In which stage of sleep are you likely to experience hypnagogic sensations of falling? a. Alpha sleep b. NREM-1 c. NREM-2 d. NREM-3 e. REM

   In which stage of sleep are you likely to experience hypnagogic sensations of falling?
a. Alpha sleep
b. NREM-1
c. NREM-2
d. NREM-3
e. REM

Myers' Psychology for AP

Myers' Psychology for AP

David G. Myers 2nd Edition

Chapter 23, Problem 2

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Hypnagogic sensations are experiences that occur as a person is falling asleep. These can include sensations of falling, sudden jerks, or other vivid sensory experiences. Show more…

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In which stage of sleep are you likely to experience hypnagogic sensations of falling? a. Alpha sleep b. NREM-1 c. NREM-2 d. NREM-3 e. REM

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Key Concepts

Sleep Architecture

Sleep architecture refers to the overall structure and pattern of sleep, including the progression through various stages such as NREM-1, NREM-2, NREM-3, and REM. Each stage is associated with distinct brain wave patterns and physiological characteristics, and understanding this structure is crucial for identifying phenomena that occur during the different phases of sleep.

NREM-1 Stage

NREM-1 is the initial stage of non-rapid eye movement sleep and represents the transition from wakefulness to sleep. This stage is characterized by a decrease in muscle activity and a shift in brain activity, during which individuals may experience hypnagogic sensations—a state marked by fleeting visual, auditory, or kinesthetic hallucinations, such as the feeling of falling.

Hypnagogic Sensations

Hypnagogic sensations refer to the vivid perceptual experiences, such as brief hallucinations or the sensation of falling, that occur as one transitions from wakefulness to sleep. These experiences are often benign and occur most frequently during the NREM-1 stage, making them an important phenomenon in the study of sleep transitions and sleep onset.

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