alexia

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Related to alexic: alexia, agraphia, Alexis

alexia

[ə′lek·sē·ə]
(medicine)
Loss of the ability to read.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The pure alexic patients described by Coslett & Saffran (1989) made mostly visual errors when making incorrect naming responses to briefly presented words.
In the introductory section we noted that different behaviour patterns are apparent across different alexic patients.
One interesting result from the studies of alexic patients is that their reading of words presented in MiXeD cAsE can be reliably worse than their reading of words presented in either upper or lower case (e.g.
It is interesting to note that the alexic patient, KW, reported by Howard (1991) displayed an ability to categorize correctly words he was unable to name.
When 'noisy' inputs were presented to the lesioned versions of the model, performance matched that found when alexic patients are given mixed case words.
As noted, Bub & Arguin (1995) have reported that case mixing affected naming more than lexical decision in their alexic patient.
Case mixing x task effects were the same as those reported for alexic patients.
A connectionist model of alexia: covert recognition and case mixing effects

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