reticular activating system


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Related to reticular activating system: reticular formation
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.reticular activating system - the network in the reticular formation that serves an alerting or arousal function
neural net, neural network - any network of neurons or nuclei that function together to perform some function in the body
reticular formation, RF - a complex neural network in the central core of the brainstem; monitors the state of the body and functions in such processes as arousal and sleep and attention and muscle tone
References in periodicals archive ?
The reticular activating system (RAS), as its name implies, is a core contributor to the basic tonus of awareness.
In this case, the pathway damaged by the lacunar infarct may be associated with the ascending reticular activating system (ARAS) [10].
Methylphenidate (Ritalin[R], Concerta[R]) increases the release of biogenic amines, primarily norepinephrine and dopamine in the cerebral cortex to the reticular activating system (Lilley, Rainforth-Collins, & Snyder, 2014; Skidmore-Roth, 2015).
6] Other reports suggest that narcolepsy is related to hypofunction of the ascending reticular activating system or hyperfunction of the caudal pontine reticular nucleus.
The same may be true for structures such as the thalamus, as well as other regions that have been scrutinized by scientists, including the parietal and frontal cortices, the reticular activating system in the brain stem and a thin sheetlike structure called the claustrum.