Electroencephalography Lab Questions With Solutions
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Course
Electroencephalography
Institution
Electroencephalography
Electroencephalography Lab Questions With
Solutions
How does greater cortical activation affect alpha activity? lowers it
When are beta waves seen? awake, alert, eyes open.
When are theta waves seen? not in adults, more in children. Normal during sleep at all
ages
When are gamma waves seen?...
Electroencephalography Lab Questions With
Solutions
How does greater cortical activation affect alpha activity? lowers it
When are beta waves seen? awake, alert, eyes open.
When are theta waves seen? not in adults, more in children. Normal during sleep at all
ages
When are gamma waves seen? higher mental activity.
What are the two stages of sleep? Non-REM and REM
What is Non-REM sleep described in? four stages, progressive increase in sensory
thresholds, increase in EEG wave amplitude, and decrease in EEG wave frequency.
What is stage 1 of non-rem sleep marked by? drowsiness and drifting in and out of
consciousness
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