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Examining Neurophysiological Evidence Of Age-Related Interactions Of Sensory And Cognitive Processes During Speech Processing, Cady Kristen Block
Examining Neurophysiological Evidence Of Age-Related Interactions Of Sensory And Cognitive Processes During Speech Processing, Cady Kristen Block
Psychology Theses & Dissertations
The present study sought to examine the contribution of sensory and cognitive factors on speech processing as evidenced by ERP measures and to find support for the Sensory Cognitive Interaction Theory (SCIT) and the Effortfulness Hypothesis in that older adults. who experience sensory deficits with normal aging. must put forth increased effort during early sensory stages of speech processing that may compromise subsequent semantic performance and recall of information. In the present investigation. younger and older adults performed a sentence verification task at low and high presentation levels (PL). Accuracy and response time to sentence verifications were assessed along with …