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Jefferies, Elizabeth; Grogan, John; Mapelli, Cristina; Isella, Valeria – Neuropsychologia, 2012
Patients with semantic dementia (SD) show deficits in phoneme binding in immediate serial recall: when attempting to reproduce a sequence of words that they no longer fully understand, they show frequent migrations of phonemes between items (e.g., cap, frog recalled as "frap, cog"). This suggests that verbal short-term memory emerges directly from…
Descriptors: Speech, Phonemes, Semantics, Dementia
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Acheson, Daniel J.; MacDonald, Maryellen C.; Postle, Bradley R. – Journal of Experimental Psychology: Learning, Memory, and Cognition, 2011
The influence of semantic processing on the serial ordering of items in short-term memory was explored using a novel dual-task paradigm. Participants engaged in 2 picture-judgment tasks while simultaneously performing delayed serial recall. List material varied in the presence of phonological overlap (Experiments 1 and 2) and in semantic content…
Descriptors: Models, Semantics, Serial Ordering, Short Term Memory