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Related Experiment Video

Updated: Jun 23, 2026

Detecting Pre-Stimulus Source-Level Effects on Object Perception with Magnetoencephalography

Detecting Pre-Stimulus Source-Level Effects on Object Perception with Magnetoencephalography

Published on: July 26, 2019

Complementary hemispheric asymmetries in object naming and recognition: a voxel-based correlational study.

K Acres¹, K I Taylor, H E Moss

¹Department of Experimental Psychology, Centre for Speech, Language and the Brain, University of Cambridge, Cambridge, UK.

Neuropsychologia

|May 12, 2009

Summary

This study reveals distinct brain regions for naming and recognizing objects. The left temporal lobe aids naming, while the right temporal lobe supports recognition, impacting cognitive neuroscience.

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Area of Science:

Cognitive Neuroscience
Neurobiology
Psycholinguistics

Background:

Hemispheric asymmetries suggest specialized roles in visual object processing.
The left temporal lobe is hypothesized to link concepts and words, while the right supports visual concept retrieval.

Purpose of the Study:

To investigate hemispheric specialization in object naming versus recognition.
To test the roles of left and right temporal lobes in linking conceptual information and word forms.

Main Methods:

Four behavioral tasks (picture naming, word categorization, object categorization, object decision) were administered to 15 patients with temporal lobe damage.
Voxel-based morphometry (signal intensities) was used for whole-brain analysis of neuronal integrity.
Behavioral scores were correlated with regional brain integrity measures.

Main Results:

Performance on verbal tasks (naming, word categorization) correlated with left inferior and anterior temporal lobe integrity.
Performance on visual object tasks (categorization, decision) correlated with right inferior and anterior temporal lobe integrity.

Conclusions:

Findings support complementary hemispheric advantages for object naming (left) and recognition (right).
The left inferior temporal lobe's role in linking conceptual knowledge and word forms is highlighted.
The classical language model should be extended to include the left inferior temporal lobe for word-concept mapping.