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Full-Text Articles in Medicine and Health Sciences

Behavioral And Neurophysiological Measures Of Speech Auditory Feedback Processing Impairment In Left Hemisphere Stroke, Stacey Sangtian Oct 2022

Behavioral And Neurophysiological Measures Of Speech Auditory Feedback Processing Impairment In Left Hemisphere Stroke, Stacey Sangtian

Theses and Dissertations

The purpose of this study was to identify behavioral and neural correlates of impaired speech auditory feedback processing in people with a history of left-hemisphere stroke (LHS). To do this, we used the altered auditory feedback (AAF) paradigm to externally induce speech errors by randomly shifting the pitch frequency of the online auditory feedback up or down at ±100 cents in 38 LHS and 27 neurologically intact control participants under two experimental conditions: 1) active vocalizations of a steady speech vowel sound “ah,” and 2) passive listening to the playback of the same self-produced vocalizations. Randomized control trials were included …


How Are The Features Of Infant Directed Speech Related To Cradling Bias?, Tiffany S. Jacob May 2022

How Are The Features Of Infant Directed Speech Related To Cradling Bias?, Tiffany S. Jacob

Honors Capstones

The current study explored whether the cradling bias observed in mothers of very young infants is related to acoustic features of infant directed speech. Six mothers were asked to set their 4-month-old infants down and pick them up to determine which side mothers used to cradle their infants. Mothers were placed in two groups: left-sided cradling bias and right-sided cradling bias. The mothers were then recorded as they talked to their infants while they shared books and simple toys designed to elicit the vowels /i/, /a/, and /u/. Vowel fundamental frequency (/i, a, u/) and word length (i.e., “sheep, shop, …


Assessment And Treatment Of Childhood Apraxia Of Speech: The Perspective Of Current Speech-Language Pathologists, Sabrina White May 2022

Assessment And Treatment Of Childhood Apraxia Of Speech: The Perspective Of Current Speech-Language Pathologists, Sabrina White

Rehabilitation, Human Resources and Communication Disorders Undergraduate Honors Theses

“Childhood apraxia of speech (CAS) is a neurological childhood (pediatric) speech sound disorder in which the precision and consistency of movements underlying speech are impaired in the absence of neuromuscular deficits (e.g. abnormal reflexes, abnormal tone)” (ASHA, 2007b, Definitions of CAS section, para. 1). The role of speech-language pathology in conjunction with childhood apraxia of speech is the treatment of whichever speech sound disorders exist. The variable nature of CAS creates challenges for SLPs. Presently, “there are no validated diagnostic features that differentiate CAS from other childhood speech sound disorders.” (ASHA, 2007b, Signs and Symptoms, para 1). Due to this …


Speech-Language Pathologists On The Autism Spectrum, Rebecca Freeman Barnett Jan 2022

Speech-Language Pathologists On The Autism Spectrum, Rebecca Freeman Barnett

Master's Theses and Doctoral Dissertations

This thesis consists of three journal articles for publication that addresses three different aspects of the research that examines the state of diversity in the field of speech-language pathology (SLP) as it pertains to autistic representation and possible implications. In the first article, Demographic Analysis of Autistic Speech-Language Pathologists, the purpose was to determine the demographic differences between SLPs that identified on the autism spectrum and those that did not. A mass survey was conducted of SLPs in the states of Wisconsin, Michigan, and Ohio. It was concluded that 2.98% of SLPs self-identified on the autism spectrum. Chi-square analyses found …