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Social and Behavioral Sciences Commons

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Psychology

Wayne State University Dissertations

2013

Aging

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Full-Text Articles in Social and Behavioral Sciences

Assessment Of The Semantic Knowledge Network In Older Adults With Familial History Of Alzheimer's Disease, Erin Marie Holcomb Jan 2013

Assessment Of The Semantic Knowledge Network In Older Adults With Familial History Of Alzheimer's Disease, Erin Marie Holcomb

Wayne State University Dissertations

Current techniques for the treatment of Alzheimer's disease rely on early implementation, which necessitates the need for accurate and early identification of individuals most at risk for future cognitive decline. Research has demonstrated the usefulness of examining the temporal gradient for long-term semantic knowledge in identification of such individuals. The assessment of the temporal gradient within varying levels of knowledge specificity, however, has received considerably less attention. In this study, we aimed to contrast accuracy and reaction times for semantic memory tasks tapping multiple dimensions of semantic specificity from multiple time epochs in adult children with and without a parental …


The Influence Of Gender And Aging On The Neural Circuitry Supporing Facial Emotion Processing In Adults With Major Depressive Disorder, Emily Briceno Jan 2013

The Influence Of Gender And Aging On The Neural Circuitry Supporing Facial Emotion Processing In Adults With Major Depressive Disorder, Emily Briceno

Wayne State University Dissertations

Major Depressive Disorder (MDD) is associated with decrements in facial emotion processing (FEP). Previous studies investigating the neural substrates of these decrements have often reported hyperactivity of emotion processing circuitry. Neural circuitry supporting FEP has been shown to be different between healthy men and women, and between young and elder adults. However, no prior studies have investigated how gender and aging affect emotion processing circuitry in individuals with MDD. The present study aimed to investigate the influence of gender and aging on emotion processing circuitry in MDD. One hundred-ten adults, grouped into subgroups according to MDD status, gender, and age …