RAS

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Related to Ras (disambiguation): reticular activating system, Remote Access Server, Remote Access Service, Reflex anoxic seizures

RAS

Abbreviation for reticular activating system.

RAS

abbreviation for reticular activating system.

RAS

Abbreviation for:
recurrent aphthous stomatitis
Registered Addiction Specialist
renal artery stenosis
renin-angiotensin system
Resource Allocation System  
respiratory assessment service
reticular activating system
retinoic acid syndrome
Rokitansky-Aschoff sinus
rotational atherectomy system

RAS

Abbreviation for renin-angiotensin system; reticular activating system.