Reticular Activation System

Views Updated: Dec 15, 2025

Key Facts

Abbreviation

RAS

Pronunciation

/rɪˈtɪkjʊlə ˌæktɪˈveɪʃn̩ ˈsɪstəm/

Category

Medical

Related Field

Physiology

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