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What is the reticular activating system?

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The RAS is a part of the brain that forms a special system of nerve cells linking the medulla, pons, midbrain, and cerebral cortex. The RAS functions as a sentry. In a noisy crowd, for example, the RAS alerts a person when a friend speaks and enables that person to ignore other sounds.

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Similar questions: What is the RAS? What is a RAS? What is an RAS? What's the RAS' job? What does the reticular activating system do? What's the RAS? What's an RAS? What's a RAS? What does the RAS do? What's the RAS's job? [ Hide these questions ]

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