A system which emphasizes that experience and behavior contain basic patterns and relationships which cannot be reduced to simpler components; that is, the whole is greater than the sum of its parts.
Bender-Gestalt Test
A psychological test consisting of nine geometric designs on cards. The subject is asked to redraw them from memory after each one is presented individually.
Gestalt Therapy
A form of psychotherapy with emphasis on the interplay of organism and environment. Basic to this therapy is the development of awareness and maturity, as well as self-confidence.
Perceptual Closure
The tendency to perceive an incomplete pattern or object as complete or whole. This includes the Gestalt Law of Closure.
Krypton Radioisotopes
Unstable isotopes of krypton that decay or disintegrate emitting radiation. Kr atoms with atomic weights 74-77, 79, 81, 85, and 87-94 are radioactive krypton isotopes.
Facies
The appearance of the face that is often characteristic of a disease or pathological condition, as the elfin facies of WILLIAMS SYNDROME or the mongoloid facies of DOWN SYNDROME. (Random House Unabridged Dictionary, 2d ed)
Visual Perception
The selecting and organizing of visual stimuli based on the individual's past experience.
Photic Stimulation
Investigative technique commonly used during ELECTROENCEPHALOGRAPHY in which a series of bright light flashes or visual patterns are used to elicit brain activity.
Craniofacial Abnormalities
Congenital structural deformities, malformations, or other abnormalities of the cranium and facial bones.
Pattern Recognition, Visual
Mental process to visually perceive a critical number of facts (the pattern), such as characters, shapes, displays, or designs.
Form Perception
The sensory discrimination of a pattern shape or outline.
Concept Formation
A cognitive process involving the formation of ideas generalized from the knowledge of qualities, aspects, and relations of objects.
Optical Illusions
An illusion of vision usually affecting spatial relations.
Psychophysics
The science dealing with the correlation of the physical characteristics of a stimulus, e.g., frequency or intensity, with the response to the stimulus, in order to assess the psychologic factors involved in the relationship.
Ventilation-Perfusion Ratio
The ratio of alveolar ventilation to simultaneous alveolar capillary blood flow in any part of the lung. (Stedman, 25th ed)
Abnormalities, Multiple
'Abnormalities, Multiple' is a broad term referring to the presence of two or more structural or functional anomalies in an individual, which may be genetic or environmental in origin, and can affect various systems and organs of the body.