Glossary / Lexicon
Ultradian rhythm
Ultradian rhythm refer to the 90-minute cycles of heightened and lowered brain Arousal observed throughout the wake/sleep c ycle.
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| Circadian rhythm at psychology-glossary.com | ■■■■■■ |
Circadian rhythm refers to an internal biological clock that runs approximately on a 24 hour cycle. - . . . Read More | |
| Central Core (Brain) at psychology-glossary.com | ■■■ |
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Light/Deep sleep refers to a stage of sleep which is described below: ; - ; - Your brain waves move fast . . . Read More | |
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Non-rapid eye movement sleep (NonREM, NREM) refers to a type of sleep that is divided into four (4) stages. . . . Read More | |
| Non-REM sleep at psychology-glossary.com | ■■■ |
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