ISSN : 1226-9654
Using fMRI, we have investigated the underlying brain mechanism for hysteresis effect revealed in face categorization. Selective activation of human brain areas, V1, V4v, and FFA to sequentially presented synthetic faces has been measured. There was a strong activation in FFA for categorizing faces, while there was no difference in activation in V1 and V4v. These results indicate that FFA might be closely related with the processing of face categorization, in addition to various face-specific information processing.
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