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Related Concept Videos

Working Memory01:24

Working Memory

Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this information.
Prosopagnosia01:24

Prosopagnosia

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...
Association Areas of the Cortex01:21

Association Areas of the Cortex

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Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
Visual Agnosia01:12

Visual Agnosia

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 end"...
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The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
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Interference and Decay

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Related Experiment Video

Updated: Jul 14, 2026

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions
10:38

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions

Published on: July 16, 2015

Visual verbal working memory processing may be interfered by previously seen faces.

Andres A Gonzalez-Garrido1, Julieta Ramos-Loyo, Fabiola R Gomez-Velazquez

  • 1Instituto de Neurociencias, Universidad de Guadalajara, México.

International Journal of Psychophysiology : Official Journal of the International Organization of Psychophysiology
|June 9, 2007
PubMed
Summary

Early face detection can impair visual verbal working memory performance by consuming attentional resources. This interference occurs regardless of facial emotion, affecting reaction times and brain activity.

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Area of Science:

  • Cognitive Neuroscience
  • Psychology

Background:

  • Working memory (WM) relies on attention allocation.
  • Recognition processes may interfere with demanding WM tasks.

Purpose of the Study:

  • To investigate the impact of face perception on visual verbal working memory.
  • To examine the neural correlates of this interaction using event-related potentials (ERPs).

Main Methods:

  • Participants performed a visual verbal dual working memory task under three conditions: reference, face-preceded, and visual noise control.
  • Event-related brain potentials (ERPs) were recorded.
  • Behavioral data (reaction times) were analyzed.

Main Results:

  • Reaction times were significantly longer when preceded by faces.
  • ERPs indicated early face encoding and a delayed attentional reallocation (P380) during face-preceded conditions.
  • A later component (N585) suggested interference with phonologic-lexical manipulation in WM.

Conclusions:

  • Early face detection can induce an attentional decrement, interfering with subsequent visual verbal working memory.
  • Face detection and emotional content analysis may be parallel but not synchronized processes.