Examlex
Determine the level of measurement of the variable.
-an officerʹs rank in the military
K-complexes
Brainwave patterns that occur during stage 2 of the sleep cycle, representing a response to environmental stimuli.
Sleep Spindles
Brief bursts of brain activity observed during stage 2 of non-REM sleep, associated with memory consolidation and learning.
EEG
Electroencephalography, a non-invasive method to record electrical activity of the brain used in medical and research settings to examine brain function.
REM Sleep
A unique phase of sleep characterized by rapid eye movement, during which vivid dreams commonly occur.
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