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7 Cards in this Set
- Front
- Back
What does SCN stan for?
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Suprachiasmatic nucleus
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Where is the SCN located?
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just above the optic chiasm and lateral to the 3rd ventricle
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What is the SCN?
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a group of hypothalamic cells that control the 24 hr circadian clock
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How does the SCN control our 24hr circadian clock?
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It receives light dark input from the retina and exhibits a rhythm of neuronal firing that is high during the day and low during the night. Locamotion and activity contribute to its regulation.
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NREM
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non-rapid eye movement, dominated by the parasympathetic nervous sys
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REM
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rapid eye movement
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What is the cycle of sleep
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S1, S2, S3, S4, S3, S2, REM, S2
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