Week 12 Lab Objectives
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9 Terms
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Electroencephologram
uses electrodes to measure the electrical activity of the brain
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Alpha waves
8-13 Hz
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Beta waves
13-30 Hz
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Theta waves
4-8 Hz
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Delta waves
0.5-4 Hz
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Alpha waves
high when person is relaxed
low by eye opening and mental effort
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Beta waves
high in alert individuals with eyes open
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Theta waves
Not seen in awake adults, is seen in awake children
Normal during sleep at all ages
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Delta waves
Seen in sleep stages three and four
Note 
Flashcards (72)