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4 Cards in this Set
- Front
- Back
- 3rd side (hint)
I. Alpha |
Calm, relaxed state of wakefulness. Brain is "idle" Low amplitude, slow, synchronous |
Hitting the snooze alarm |
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II. Beta |
Rhythmic, more irregular than alpha and higher frequency Awake and mentally alert, as when we concentrate |
What you should be doing right now |
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III. Theta |
More irregular than beta Common in children Abnormal if present in adults who are awake |
Common in children until age of 8 when they take on beta pattern |
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IV. Delta |
High amplitude, low frequency Deep sleep RAS (reticular formation) is anesthetized Indicates brain damage in awake adults |
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