RAYNAUD'S DISEASE

A disorder featuring painful constriction of blood vessels in the extremities, primarily the fingers and toes. It is primarily caused by exposure to...

RUNNER'S HIGH

Feeling of euphoria encountered by a number of cross-country running enthusiasts and joggers as they approach the conclusion of a run. The sensation of...

RECOGNITION BY COMPONENTS THEORY (RBC THEORY)

Proposed by U.S. psychologist Irving Biederman, a theory that states perception of objects can be accomplished by breaking them down into three dimensional elements...

REGIONAL CEREBRAL BLOOD FLOW (RCBF RCBF)

A measure of the blood flow in a specific area of the brain, using positron emission tomography (PET scans) and/or single photon emission computed...

REALITY

Philosophically, reality is that whice genuinely exists as opposed to those things that only appear or seem to exist.

RIGHT BRAIN

Cerebral hemisphere located on the right of the corpus callosum which controls the left side of the body. See also: hemispheric lateralization.

RETROGRADE TRANSPORT

Travel along a neural axon of specific substances toward the body of the cell. See also: axonal transport.

REFERENT POWER

The ability to persuade others, based on respect for, or attraction to, the one providing influence. See also: power.

RETROSPECTIVE AUDIT

Practice in health administration which allows determination of medical necessity and suitable billing procedures for previously rendered services.

REFERRED SENSATION

Sensitivity perceived at a disparate point from the affected area. Also known as: eccentric perception.

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