RETICULAR ACTIVATING SYSTEM (RAS)

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Portion of the reticular formation, believed to play a major role in regulating arousal, alertness, and sleep-wake cycles.

RETICULAR ACTIVATING SYSTEM (RAS): "The reticular activating system helps regulate arousal."
Cite this page: N., Sam M.S., "RETICULAR ACTIVATING SYSTEM (RAS)," in PsychologyDictionary.org, April 28, 2013, https://psychologydictionary.org/reticular-activating-system-ras/ (accessed September 30, 2022).

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