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Full-Text Articles in Medicine and Health Sciences

Assisting Children With Velocardiofacial Syndrome Who Have Developmental Disabilities And Delays Associated With Speech, Communication, And Education, Mckenzie K. Holty May 2020

Assisting Children With Velocardiofacial Syndrome Who Have Developmental Disabilities And Delays Associated With Speech, Communication, And Education, Mckenzie K. Holty

Honors Thesis

Children with velocardiofacial syndrome (VCFS) have a variety of complex needs. Research shows that VCFS is characterized by a combination of medical problems, developmental delays, and learning disabilities, which vary from child to child. This syndrome also puts adolescents at a higher risk for developing psychiatric and psychotic disorders. The complexity of symptoms that can arise from VCFS can influence the ability of these children to communicate, socialize, and learn effectively. This literature review aims to discuss literature for caregivers, educators, and physicians to aid children effectively and understand their challenges relating to speech, communication, and education. This topic is …


Acoustic And Perceptual Characteristics Of Prosody In Autism Spectrum Disorder: The Impact Of Language, Motor Speech, And Auditory Processing, Colleen Gargan May 2020

Acoustic And Perceptual Characteristics Of Prosody In Autism Spectrum Disorder: The Impact Of Language, Motor Speech, And Auditory Processing, Colleen Gargan

Doctoral Dissertations

Autism Spectrum Disorder (ASD) is a lifelong neurodevelopmental condition that affects an individual’s social communication, social interaction, and behavior (American Psychological Association, 2013). A striking feature that distinguishes some individuals with autism from their peers without autism is “atypical” prosody. A between-group study was conducted to investigate prosody, speech motor control, auditory processing of pitch, and trained listener ratings of prosodic “naturalness” among adolescents with ASD (n=17) compared to TD controls (n=17) matched for age, gender and language. The specific aims of this study were to: (1) determine if individuals with ASD have significant acoustic-perceptual differences in their receptive and …


Speech Motor Control In Younger And Older Adults: The Effect Of Age And Individual Differences On Speech Error Production, Katherine M. Dawson Feb 2020

Speech Motor Control In Younger And Older Adults: The Effect Of Age And Individual Differences On Speech Error Production, Katherine M. Dawson

Dissertations, Theses, and Capstone Projects

This dissertation investigates three main issues in speech motor control, all of which are explored through the lens of speech error production. The speech error elicitation task used is the alternating onset, identical coda (e.g. ‘top cop’) paradigm, which in this incarnation is executed in time to a rate-increasing metronome. The first experimental chapter asks why some speakers may be more prone to the production of speech errors than others, from an individual differences perspective. A number of speaker attributes are taken into account, including age (older and younger adults), performance on a subset of cognitive tasks, as well as …


An Experimental Analysis Of Voice Volume For Children With Autism Spectrum Disorder, Arturo Garcia Jan 2020

An Experimental Analysis Of Voice Volume For Children With Autism Spectrum Disorder, Arturo Garcia

Thesis Projects

Inappropriate prosodic production is an often observed, but rarely treated, communication skill deficit for individuals with autism. Expanding on previous literature, we conducted a functional analysis on the voice volume responses (VVR) of two children with ASD utilizing similar procedures to those from Edgerton and Wine (2017). Further, we evaluated the efficacy of using visual feedback from an app and a function-based treatment to decrease inappropriate VVR and increase appropriate VVR. Results of the functional analysis indicated loud VVR was maintained by social negative reinforcement (escape from demands) for one participant and by both social negative and automatic reinforcement for …


The Role Of Gender In The Perception Of Lipreading, Emma Richards Jan 2020

The Role Of Gender In The Perception Of Lipreading, Emma Richards

Undergraduate Honors Thesis Collection

The experiment examines the gender differences in lipreading ability. We tested 25 fluent English-speaking adults with normal hearing and vision. Each participant was asked to watch four videos testing their lipreading ability with matched and nonmatched gendered speakers. The participants were asked to transcribe 40 sentences, which were scored on the number of target words correct. It was found that participants who watch the videos with matched genders perceived more target words than in the mismatched gender videos. The results could explain previous inconsistencies in earlier research of whether ability to lipread is improved by the gender of the speaker.


The Influence Of Music Training And Bilingualism On Speech And Music Perception, Allison Marie Smith Jan 2020

The Influence Of Music Training And Bilingualism On Speech And Music Perception, Allison Marie Smith

Undergraduate Honors Thesis Collection

This case study investigates the role that bilingualism and/or music training plays on the pitch perception of non-native speech and musical pitch contrasts in 6- to 7-year-old children. This study aimed to investigate two research questions. First, does the infant bilingual advantage in pitch perception persist through childhood? Second, does music training lead to an advantage in pitch perception? There were 4 participants with the following criteria: a monolingual non-musician, monolingual musician, bilingual non-musician, and a bilingual musician. The participants performed a series of perception tasks, including English minimal pairs, Mandarin pitch contrasts, and violin pitch contrasts. It was found …