The sorting of patients (as in an emergency room) according to the urgency of their need for care.

Conduct exercising the degree of care, skill, and judgment that would be expected under like or similar circumstances by a similarly educated, reasonable EMS professional.

A predefined set of skills, interventions or other activities that an EMS professional is legally authorized to perform when necessary, usually set by state law or regulation and local medical direction.

Situated, or occurring behind the pharynx such as retropharyngeal abscess.

Containing, consisting of, or being pus (a purulent discharge or a purulent lesion), accompanied by suppuration (purulent meningitis).

Intolerance to light; especially: painful sensitiveness to strong light.

Of, relating to or marked by paroxysms (the hypertension may be either sustained or paroxysmal).

An EMS professional who provides basic and advanced life support skills and interventions for patients within the EMS system.

Drugs that can be purchased without a prescription.

Inflammation of the ear.