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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 Agnosia01:12

Visual Agnosia

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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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Tip-of-the-Tongue Phenomenon01:10

Tip-of-the-Tongue Phenomenon

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The tip-of-the-tongue (TOT) phenomenon is a cognitive experience characterized by a temporary inability to retrieve specific information from memory despite having a strong feeling of knowing the information. Although individuals cannot access the target word or detail, they frequently recall related elements, such as its initial letter, syllable count, or context. This partial retrieval often causes frustration, as one might recognize a familiar face or know that a name starts with a specific...
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Concepts and Prototypes01:24

Concepts and Prototypes

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The human nervous system handles vast amounts of information by translating sensory stimuli into neural impulses, which the brain processes, creating thoughts expressed through language or stored as memories. The brain also synthesizes information from emotions and memories, which significantly influence thoughts and behaviors. This intricate process creates a comprehensive mental picture.
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Mnemonic Devices01:23

Mnemonic Devices

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Mnemonic devices are cognitive tools that facilitate memory retention by linking new information to familiar patterns or organizational strategies. These techniques are beneficial for remembering complex or lengthy sets of information by simplifying and structuring them in easily retrievable ways.
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Acronyms are created by using the initial letters of a series of words to form a new word or phrase. This approach condenses complex information into a single, memorable entity. For example,...
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Piaget's Stage 1 of Cognitive Development01:14

Piaget's Stage 1 of Cognitive Development

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The sensorimotor stage, the initial phase of Jean Piaget's theory of cognitive development, spans the first two years of a child's life. During this period, infants actively engage with their surroundings, building cognitive awareness through direct interaction with the world. This interaction is primarily based on sensory perception and motor actions, allowing infants to gradually understand basic physical properties and predict how objects interact within their environment.
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Related Experiment Video

Updated: Mar 2, 2026

Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms
07:31

Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms

Published on: February 8, 2019

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Naming Faces and Objects Without Comprehension A Case Study.

Tim Brennen

    Cognitive Neuropsychology
    |May 24, 2017
    PubMed
    Summary

    This study on Alzheimer's dementia reveals that patients can sometimes name objects and faces without full semantic understanding. This challenges current models of object and face recognition in cognitive neuroscience.

    Area of Science:

    • Cognitive Neuroscience
    • Neurology
    • Psychology

    Background:

    • Alzheimer's dementia (AD) significantly impacts cognitive functions, including object and face recognition.
    • Current models posit that naming objects/faces requires prior semantic information access.

    Purpose of the Study:

    • To investigate object and face naming abilities in a patient with Alzheimer's dementia.
    • To examine the relationship between semantic knowledge and naming accuracy in AD.
    • To challenge existing models of semantic access in face and object processing.

    Main Methods:

    • Case study of a 74-year-old woman with Alzheimer's dementia.
    • Assessment of object and face identification and naming.
    • Performance evaluation on semantic knowledge tests following naming tasks.

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    Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
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    Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization

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    Related Experiment Videos

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    Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms
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    Using the Visual World Paradigm to Study Sentence Comprehension in Mandarin-Speaking Children with Autism
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    Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
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    Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization

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    Main Results:

    • The patient occasionally named items without complete semantic information.
    • Naming performance was not correlated with semantic test results, even when tests were immediate.
    • Limited semantic cues (e.g., celebrity status) facilitated face naming, suggesting lower semantic threshold.

    Conclusions:

    • Findings challenge the strict dependency of naming on comprehensive semantic information in current models.
    • Suggests that partial semantic access may be sufficient for naming, especially for familiar categories like celebrities.
    • Highlights potential dissociation between semantic knowledge and naming retrieval in Alzheimer's dementia.