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Prism adaptation. Prism adaptation is a sensory-motor adaptation that occurs after the visual field has been artificially shifted laterally or vertically. It was first introduced by Hermann von Helmholtz in late 19th-century Germany as supportive evidence for his perceptual learning theory (Helmholtz, 1909/1962). [1]
Meaning in psychology. In psychology, apperception is "the process by which new experience is assimilated to and transformed by the residuum of past experience of an individual to form a new whole". In short, it is to perceive new experience in relation to past experience.
In perceptual psychology, a stimulus is an energy change (e.g., light or sound) which is registered by the senses (e.g., vision, hearing, taste, etc.) and constitutes the basis for perception. [2] In behavioral psychology (i.e., classical and operant conditioning), a stimulus constitutes the basis for behavior. [2]
Esophoria is an eye condition involving inward deviation of the eye, usually due to extra-ocular muscle imbalance. It is a type of heterophoria. Cause. Causes include: Refractive errors; Divergence insufficiency; Convergence excess; this can be due to nerve, muscle, congenital or mechanical anomalies.
Fixation (psychology) Fixation ( German: Fixierung) [1] is a concept (in human psychology) that was originated by Sigmund Freud (1905) to denote the persistence of anachronistic sexual traits. [2] [3] The term subsequently came to denote object relationships with attachments to people or things in general persisting from childhood into adult life.
Introspection illusion. The surface appearance of an iceberg is often used to illustrate the human conscious and unconscious mind; the visible portions are easily noticed, and yet their shape depends on the much larger portions that are out of view. The introspection illusion is a cognitive bias in which people wrongly think they have direct ...
Convergence insufficiency. Convergence Insufficiency. Other names. Convergence disorder. Specialty. Ophthalmology, optometry. Convergence insufficiency is a sensory and neuromuscular anomaly of the binocular vision system, characterized by a reduced ability of the eyes to turn towards each other, or sustain convergence .
Co-regulation. Co-regulation (or coregulation) is a term used in psychology. It is defined most broadly as a "continuous unfolding of individual action that is susceptible to being continuously modified by the continuously changing actions of the partner". An important aspect of this idea is that co-regulation cannot be reduced down to the ...
Valence, also known as hedonic tone, is a characteristic of emotions that determines their emotional affect (intrinsic appeal or repulsion). Positive valence corresponds to the "goodness" or attractiveness of an object, event, or situation, making it appealing or desirable. Conversely, negative valence relates to "badness" or averseness ...
Rosy retrospection. Rosy retrospection is a proposed psychological phenomenon of recalling the past more positively than it was actually experienced. The highly unreliable nature of human memory is well-documented and accepted amongst psychologists. Some research suggests that negative emotions are exaggerated in memory as well as positive ones.