Techniques Used to Measure Sleep (VCE SSCE Psychology): Flashcards

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Techniques Used to Measure Sleep
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EEG measures

Electrical activity of the brain

EMG measures

Electrical activity of skeletal muscles

EOG measures

Electrical activity of eye muscles

DARE principle meaning

Detect, Amplify, Record, Electrical

Brain wave frequency meaning

Speed of brain waves; neural activity per second

Brain wave amplitude meaning

Intensity; how many neurons fire synchronously

Beta waves state

Normal waking consciousness; awake, alert, focused

Delta waves state

Deep N3 sleep; dreamless sleep; lowest alertness

Muscle activity during REM sleep

No muscle movement at all

Polysomnography definition

Multi-parameter study combining EEG, EMG, and EOG

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