RESTRICTION OF RANGE

Imposition of conditions by a researcher which limit the whole range of scores having been collected to a very constrained fraction of the total...

RETINAL CONES

Photoreceptor cells within the retina which depend upon moderate to bright light stimulus in order to activate.

RETIREMENT COUNSELING

Therapy for individuals or groups employed with a company to assist them with retirement planning.

RETROSPECTION

Reflection on recent past events. Compare with: introspection.

REVERSE ANOREXIA

An inversion of anorexia in which a subject is obsessed with increasing body size, especially by the addition of muscle mass; the obsession is...

REWARD SYSTEM

Collection of correlated factors which join a specific stimulus with some framework of pleasure or comfort.

RHIZOTOMY

Method to achieve the severance of a spinal nerve root surgically in the spinal canal.

RIEGER'S SYNDROME

Mesodermal dysgenesis of the cornea and iris, which results in pupillary anomolies, posterior embryotoxon, and secondary glaucoma.

RIGIDITY

Quality or state of being stiff or inflexible, especially with regard to muscles. An aspect of an individual's personality which makes them resistant to...

RISK-RESCUE RATING

Formulaic expression which compares the danger inherent in a specific method of suicide with the chance of the attempt being discovered, and a rescue...

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