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Related Concept Videos

Prosopagnosia01:24

Prosopagnosia

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Prosopagnosia, also known as face blindness, is the inability to recognize faces. In severe cases, individuals with prosopagnosia may not recognize close family members, including parents and spouses, by their faces. For instance, someone with prosopagnosia might walk past their child in a crowd, only realizing their mistake upon noticing their child's distinctive backpack or favorite jacket. Prosopagnosia specifically impairs facial recognition, while the recognition of other objects or...
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Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
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Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
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At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
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Related Experiment Video

Updated: Apr 18, 2026

Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment
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Is there a deficit in recognition in old age?

Trinidad Ruiz Gallego-Largo1, Aurora G Suengas, Teresa Simón

  • 1Universidad Complutense de Madrid.

Psicothema
|January 31, 2015
PubMed
Summary

Aging affects memory recall and recognition differently for visual and verbal information. While older adults perform similarly or better on image recognition, word memory shows age-related declines.

Area of Science:

  • Cognitive Psychology
  • Neuroscience of Aging

Background:

  • Investigating the impact of aging on memory recognition.
  • Understanding differential effects on visual and verbal recall.

Purpose of the Study:

  • Analyze aging's effects on visual and verbal recall and recognition.
  • Compare younger and older adults' memory performance.

Main Methods:

  • Within-subject design comparing younger and older adults.
  • Assessed recall and recognition of images and verbal descriptors.

Main Results:

  • Image recall/recognition showed no age difference or was better in older adults (d´).
  • Conditional probability revealed significant age differences across all measures.

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  • Conditional probability indicated a decline in primacy effect and preserved recency effect with aging.

    • Conclusions:

    • Recognition involves familiarity and recollection, independently impacted by aging.
    • Aging differentially affects components of memory recognition.