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7 Cards in this Set
- Front
- Back
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Basic sleep cycle |
Progression through sleep cycles. Normally, from wakefulness to NE sleep followed by REM sleep. These periods alternate throughout the night approx. 4-6 times. |
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Biological Clock |
Term for the brain causing us to have 24 hour fluctuations in body temperature, hormone secretion, and sleep and wakefulness. Found in the suprachiasmatic nuclei. |
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Brain Waves |
The brain's electrical activity as measured by an EEG. |
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Circadian Rhythms |
24 hour cycle of fluctuation in physiological and behavioral functions. The suprachiasmatic nucleus is the pacemaker to this as it is affected by light. |
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Delta Sleep |
NREM sleep characterized by the predominance of delta waves. Sleep stage NY is delta sleep. |
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Diagnostic sleep study |
Baseline study; sleep study with the goal to diagnose a sleep disorder |
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Drowsiness |
Subtle state of wakefulness prior to sleep onset |
