RESIDUAL VISION
Visual process which is generally nonconscious, usually spared when conscious vision is lost due to primary visual (striate) cortex damage.
RESOURCE THEORY
Theory of interpersonal relations which posits that the amount of resources held by each participant will affect the nature of…
RESPONSE COMPETITION
Hindrance of choice response tasks by extraneous stimuli, resulting in production of a response which slows reaction time in attaining…
RESPONSE TOPOGRAPHY
Physical attributes of a given response; may be force, duration, location, or extent. See also: topography of response.
RESTORATIVE ENVIRONMENT
Any surroundings or natural setting which assists in rejuvenation or recovery from tension or chronic fatigue.
RETICULAR FORMATION
Comprehensive network of connections containing nerve cell bodies and fibers in the brain stem. Originating in the medulla oblogata and…
RETINAL SIZE
Measurement of retinal images which attenuates proportionally according to the distance from the object to the eye.
RETROGRADE EJACULATION
Semen directed into the bladder, opposite the direction it is intended. Semen is excreted from the bladder at a later…
REVERSAL DESIGN
Exploratory arrangement which tries to contravene confusing impressions of continuity, classification, and analysis in Latin squares by fluctuating baseline limitations…
RHETORICAL-QUESTION MESSAGE
Influential communication which contains rhetorical questions to encourage closer study of that communication. See also: message factors.
RICH INTERPRETATION
Method of studying the language of young children which goes beyond the bounds of the literal sense of words employed,…
RIGHT-LEFT DISORIENTATION
Linked to aphasia and other comprehension disorders, an affliction marked by a habitual tendency to incorrectly identify right from left…
RISK METRICS
Any means by which the likelihood of falling victim to disease or disorder is presented.
ROD-CONE BREAK
Change in optical responsiveness that takes place in dark adaptation as the level of sensitivity of the retinal rods initially…
ROLE OVERLOAD
Scenario wherein a person is expected to accomplish more than the person is able to do in a particular time…
ROOT CAUSE ANALYSIS
Therapeutic approach which seeks to determine the fundamental element or elements of a recurrent issue by employing ever more particular…
ROTATIONAL ERROR
Sketching or design misinterpretation which consists of flipping over a figure from the placement of the same figure in a…