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 ?
Injury of the lower ascending reticular activating system in patients with hypoxic-ischemic brain injury: diffusion tensor imaging study.
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].
The IPN projects to the ventral tegmental area and to reticular and tegmental brainstem nuclei, particularly to the laterodorsal tegmental nucleus (LDT), which is part of the ascending cholinergic reticular activating system, involved in arousal regulation IPN have important projections to the mediodorsal thalamic nucleus, which projects to prefrontal cortex.
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).