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Inhibitory processes and spoken work recognition in young and older adults: the interaction of lexical competition and semantic context
Author(s)Mitchell S Sommers, Stephanie M Danielson
Journal titlePsychology and Aging, vol 14, no 3, September 1999
Pagespp 458-472
KeywordsCognitive processes ; Older people ; Young adults [20-25] ; United States of America.
AnnotationTwo experiments were conducted to examine the importance of inhibitory abilities and semantic context to spoken word recognition in 22 older and 22 young adults. In experiment 1, identification scores were obtained in three contexts: single words, low-predictability sentences, and high-predictability sentences. Additionally, identification performance was examined as a function of neighbourhood density (number of items phonetically similar to a target word). Older adults had greater difficulty than young adults recognising words with many neighbours (hard words). However, older adults also exhibited greater benefits as a result of adding contextual information. Individual differences in inhibitory abilities contributed significantly to recognition performance for lexically hard words but not for lexically easy words. The role of inhibitory abilities and linguistic knowledge in explaining age-related impairments in spoken word recognition are discussed. (AKM).
Accession NumberCPA-000114235 A
ClassmarkDA: B: SD6: 7T

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