Dynorphins: Their Likely Role in Neural Excitotoxicity and Inflammation within the Cochlea

by Tony L. Sahley, Ph.D., CCC-A Acoustic overstimulation (AOS) is defined as an over-exposure to stressfully loud sounds. AOS often results in symptoms that include a chronic reduction in hearing sensitivity, referred to as a sensorineural hearing loss (SNHL). AOS is the principal cause of acquired SNHL and is second only to SNHL that is…

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Accuracy of measured auditory memory may be negatively impacted by deficient functioning of the auditory system in the form of a hearing loss or an auditory processing disorder

Vasiliki (Vivian) Iliadou1, Nikolaos Moschopoulos1, Aikaterini Eleftheriadou2, Ioannis Nimatoudis1 1Clinical Psychoacoustics Lab, 3rd Department of Psychiatry, Neuroscience Sector, Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece 2Department of Occupational Therapy, Metropolitan College, Thessaloniki, Greece   Measurement of Cognition -a psychiatric paradigm One of the most frequently assessed cognitive skills in medical practice is that of…

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The Clinical Utility of P300 Evoked Responses in Post-Sport-Related Concussion Evaluation

By: Stephanie A. Waryasz, Au.D., CCC-A, F-AAA   Sport-related concussion is a type of injury that tends to produce subtle anatomical abnormalities on the microscopic level within the brain (Gaetz & Weinberg, 2000; Gaetz, Goodman, & Weinberg, 2000; Barth, Freeman, Broshek, & Verney, 2001).  These types of injuries may be asymptomatic and remain unidentified through…

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Binaural Improvement in Normal and Defective Ears in a Background of Other Voices: A Historical Article Review from the Archives

by Nicole Denny, Alyssa Everett, and Frank Musiek, The University of Arizona   Binaural Improvement in Normal and Defective Ears in a Background of Other Voices is a classic article from 1971 by J. D. Harris and C. Myers.  Previous research by Harris in 1965 demonstrated that when a subject is asked to answer a…

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