Reticular Activating System

Views Updated: Dec 15, 2025

Key Facts

Abbreviation
RAS
Pronunciation
/rəˈtɪkjʊlər ˈæktɪveɪtɪŋ ˈsɪstəm/
Category
Medical
Related Field
Physiology

Examples in Context

  1. I got a neuroanatomic lesion affecting my reticular activating system.
  2. Scientists will tell you that this method works because of the RAS ( Reticular Activating System(RAS) ) in our brain, which is our antenna or radar that attract things that we focus to us.
  3. You 'll have triggered your reticular activating system.
  4. Brain stem reticular activating system
  5. It was conjectured that chlorpromazine might exert its effects on the superficial layers of the cerebral cortex through depression of the ascending reticular activating system.

Other meanings of RAS

Remote Access Service Computing
Remote Access Server Computing
Remote Access System Computing
Remote Analysis System Academic
Renal Artery Stenosis Medical
Remote Access Support Misc
Remote Administration Service Misc
Remote Access Sampler Misc
Renin-Angiotensin System Medical
Recurrent aphthous stomatitis Medical