Sleep & Dreaming III
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9 Terms
Sleepwalking (Somnambulism)
Walking or performing other activities while not fully awake.
Hallucination
Sensory experiences that appear real but are created by the mind; can occur in sleep deprivation or narcolepsy.
Lucid Dreaming
Awareness that one is dreaming, sometimes with the ability to control dream events.
NREM 1
Light sleep; transition from wakefulness; theta waves appear.
NREM 2
Deeper sleep; sleep spindles and K-complexes occur.
NREM 3
Deep (slow-wave) sleep; delta waves dominate.
REM Sleep
Stage of vivid dreaming; characterized by rapid eye movements, high brain activity, and muscle paralysis.
Dreams
Mental experiences during sleep involving imagery, emotions, and narratives.
Sleep Spindles
Bursts of rapid brain activity in NREM 2 sleep, linked to memory consolidation.
Note 
Flashcards (52)