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2003

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Articles 1 - 13 of 13

Full-Text Articles in Speech Pathology and Audiology

Phonological Awareness In Spanish: A Tutorial For Speech-Language Pathologists, Brenda K. Gorman, Ronald B. Gillam Oct 2003

Phonological Awareness In Spanish: A Tutorial For Speech-Language Pathologists, Brenda K. Gorman, Ronald B. Gillam

Speech Pathology and Audiology Faculty Research and Publications

In the United States, more than 2 million children in Grades pre-K through 6 speak Spanish as their primary language. Approximately 50% of these students receive academic instruction in Spanish. This tutorial provides research-based recommendations for presenting phonological awareness tasks to children who receive literacy instruction in Spanish. The authors also discuss how phonological awareness development may differ between monolingual children learning Spanish and monolingual children learning English, and the implications of these differences for choosing appropriate phonological awareness tasks for Spanish speakers.


The Validity And Reliability Of The Motion Sensitivity Test, Faith W. Akin, Mary Jo Davenport Sep 2003

The Validity And Reliability Of The Motion Sensitivity Test, Faith W. Akin, Mary Jo Davenport

ETSU Faculty Works

The Motion Sensitivity Test (MST) is a clinical protocol designed to measure motion-provoked dizziness during a series of 16 quick changes to head or body positions. The MST has been used as a guide for developing an exercise program for patients with motion-provoked dizziness and as a treatment outcome measure to monitor the effectiveness of vestibular rehabilitation therapy. This study determined validity, test-retest reliability, and interrater reliability of the MST. Fifteen individuals with motion-provoked dizziness and ten control individuals were tested during sessions occurring 90 min and/or 24 hr after baseline testing. The MST was found to be reliable across …


Time Course Of Loudness Recalibration: Implications For Loudness Enhancement, Yoav Arieh, Lawrence E. Marks Aug 2003

Time Course Of Loudness Recalibration: Implications For Loudness Enhancement, Yoav Arieh, Lawrence E. Marks

Department of Psychology Faculty Scholarship and Creative Works

Loudness recalibration, the effect of a relatively loud 2500-Hz recalibrating tone on the loudness of a relatively soft 2500-Hz target tone, was measured as a function of the interstimulus interval (ISI) between them. The loudness of the target tone, assessed by a 500-Hz comparison tone, declined when the ISI equaled or exceeded about 200 ms and leveled off at an ISI of about 700 ms. Notably, the target tone’s loudness did not change significantly at very short ISIs (<150 ms). The latter result is incompatible with the literature reporting loudness enhancement in this time window but is compatible with the suggestion made by Scharf, Buus, and Nieder [J. Acoust. Soc. Am. 112, 807–810 (2002)] that early measurements of enhancement were contaminated by the influence of the recalibrating tone on the comparison …


Input-Output Functions For Stimulus-Frequency Otoacoustic Emissions In Normal-Hearing Adult Ears, Kim Schairer, Denis F. Fitzpatrick, Douglas H. Keefe Jun 2003

Input-Output Functions For Stimulus-Frequency Otoacoustic Emissions In Normal-Hearing Adult Ears, Kim Schairer, Denis F. Fitzpatrick, Douglas H. Keefe

Kim S. Schairer

Input-output (I/O) functions for stimulus-frequency (SFOAE) and distortion-product (DPOAE) otoacoustic emissions were recorded in 30 normal-hearing adult ears using a nonlinear residual method. SFOAEs were recorded at half octaves from 500-8000 Hz in an L1=L2 paradigm with L2=0 to 85 dB SPL, and in a paradigm with L1 fixed and L2 varied. DPOAEs were elicited with primary levels of Kummer et al. [J. Acoust. Soc. Am. 103, 3431-3444 (1998)] at f2 frequencies of 2000 and 4000 Hz. Interpretable SFOAE responses were obtained from 1000-6000 Hz in the equal-level paradigm. SFOAE levels were larger than DPOAEs levels, signal-to-noise ratios were smaller, …


Recalibrating The Auditory System: A Speed–Accuracy Analysis Of Intensity Perception, Yoav Arieh, Lawrence E. Marks Jun 2003

Recalibrating The Auditory System: A Speed–Accuracy Analysis Of Intensity Perception, Yoav Arieh, Lawrence E. Marks

Department of Psychology Faculty Scholarship and Creative Works

Recalibration in loudness perception refers to an adaptation-like change in relative responsiveness to auditory signals of different sound frequencies. Listening to relatively weak tones at one frequency and stronger tones at another make the latter appear softer. The authors showed recalibration not only in magnitude estimates of loudness but also in simple response times (RTs) and choice RTs. RTs depend on the sound intensity and may serve as surrogates for loudness. Most important, the speeded classification paradigm also provided measures of errors. RTs and errors can serve jointly to distinguish changes in sensitivity from changes in response criterion. The changes …


The Immediate Effects Of Vestibular Stimulation On The Language Performance Of A Child With Autism, Jennifer L. Sova Apr 2003

The Immediate Effects Of Vestibular Stimulation On The Language Performance Of A Child With Autism, Jennifer L. Sova

Masters Theses

There is a proposed link between sensory processing abilities and language performance in children with autism. Research evaluating such a relationship is limited. This study sought to evaluate the hypothesis that language expression is facilitated by the application of vestibular stimulation in a child with autism. The purpose of the present study was to implement language interaction techniques and measure the outcome of language performance in a 4-year-old child with autism and sensory integration dysfunction. The child was evaluated in regards to vestibular stimulation and its facilitative effect on language production for social communicative purposes. Direct observation was used to …


Evaluation Of The Pediatric Test Of Brain Injury, Heather K. Koole Apr 2003

Evaluation Of The Pediatric Test Of Brain Injury, Heather K. Koole

Masters Theses

This study was designed to evaluate the Pediatric Test of Brain Injury (PTBI), as well as to examine information obtained from informal measures in assessing children and adolescents with traumatic brain injury (TBI). Three students with TBI and three grade- and gender- matched subjects participated in this study. All six students were administered the PTBI, and their performances were given raw scores, rated for level of difficulty in performing the tasks, and compared among and across the two groups. The students with TBI were interviewed by the graduate student researcher regarding self-perceptions of their strengths and weaknesses. In addition, their …


Right Hemisphere Effects On Language Processing: Suppression Or Activation Deficit, Sarah A. Orjada Apr 2003

Right Hemisphere Effects On Language Processing: Suppression Or Activation Deficit, Sarah A. Orjada

Masters Theses

This study was designed to add to the body of research that examines the possibility of semantic activation or suppression deficits as underlying right hemisphere communication disorders. Modified treatment techniques for activation and suppression deficits proposed by Myers (1999) were used as stimuli for the experimental tasks. A total of four RHD participants and four control participants matched in age, gender, and level of education were included in the study. The study aimed to answer the following questions. Do RHD or control participants have higher scores on the suppression tasks? Do RHD participants have longer reaction times? Do RHD or …


Effects Of Peripheral Nonlinearity On Psychometric Functions For Forward-Masked Tones, Kim Schairer, Lance Nizami, Jason F. Reimer, Walt Jesteadt Jan 2003

Effects Of Peripheral Nonlinearity On Psychometric Functions For Forward-Masked Tones, Kim Schairer, Lance Nizami, Jason F. Reimer, Walt Jesteadt

Kim S. Schairer

Psychometric functions (PFs) for forward-masked tones were obtained for conditions in which signal level was varied to estimate threshold at several masker levels (variable-signal condition), and in which masker level was varied to estimate threshold at several signal levels (variable-masker condition). The changes in PF slope across combinations of masker frequency, masker level, and signal delay were explored in three experiments. In experiment 1, a 2-kHz, 10-ms tone was masked by a 50, 70 or 90 dB SPL, 20-ms on-frequency forward masker, with signal delays of 2, 20, or 40 ms, in a variable-signal condition. PF slopes decreased in conditions …


Articulation Testing In Hindi Speech, Vinita J. Rajah Jan 2003

Articulation Testing In Hindi Speech, Vinita J. Rajah

Honors Theses

The profession or speech-language pathology deals with one of the most basic functions or humanity--communication. Speech-language pathologists are trained to provide remedial services to children and adults with communication disorders in a wide variety of work settings.

Communication disorders can be broadly divided into five categories: voice disorders, fluency disorders, dysphagia, language disorders, and articulation disorders.

Before a speech-language pathologist begins speech therapy. it is necessary to perform an evaluation. Evaluation refers to the processes used to determine a diagnosis. There arc two main reasons [or performing evaluation tasks. First. we need to evaluate to arrive at a good understanding …


High Frequency Pure Tone Audiometry And High Frequency Distortion Product Otoacoustic Emissions: A Correlational Analysis, Kimberly J. Lavoie Jan 2003

High Frequency Pure Tone Audiometry And High Frequency Distortion Product Otoacoustic Emissions: A Correlational Analysis, Kimberly J. Lavoie

Dissertations and Theses

Previous studies show that pure tone thresholds are strongly correlated with distortion product otoacoustic emission amplitudes when evaluating the frequency range from 1 to 8 kHz (Avan & Bonfils, 1993). Little is known about correlations between these two measures at higher frequencies from 9-16 kHz. This study compared pure tone thresholds and distortion product otoacoustic emissions (DPOAEs) in this high frequency range for 29 normal hearing subjects ages 18-30. Pure tone thresholds were obtained at 250-16 kHz and distortion product otoacoustic emissions (DPOAE) 2,211-17,675 were measured in the same ears. DPOAE amplitudes were measured using a constant F1/F2 ratio of …


Individual Phonological Awareness Training For Speech/Language Impaired First Graders, Sarah Weaver Jan 2003

Individual Phonological Awareness Training For Speech/Language Impaired First Graders, Sarah Weaver

Masters Theses

The purpose of the present study is to determine the effects of individual phonological awareness and phonics training emphasizing auditory, motoric, and alphabetic properties of phonemes with 3 children who did not make substantial gains following classroom phonological awareness intervention. Subjects were enrolled in the first grade and exhibited speech and/or language impairments. The individual phonological awareness program contained 3 parts: (1) phonological awareness, (2) phoneme-grapheme correspondence, and (3) decoding and spelling and employed a single subject multiple probe baseline across behaviors design. Results indicated that individual treatment was successful for teaching phonological awareness, phoneme-grapheme correspondence, and decoding and spelling. …


A Measure Of Internal Noise Based On Sample Discrimination, Walt Jesteadt, Lance Nizami, Kim Schairer Dec 2002

A Measure Of Internal Noise Based On Sample Discrimination, Walt Jesteadt, Lance Nizami, Kim Schairer

Kim S. Schairer

Internal noise is often inferred from the difference between observed performance and optimum performance in detection and discrimination tasks. It can be measured directly in some cases by observing the extent to which a change in external variability impacts performance. In the studies reported here, external variability was added to an intensity discrimination task by adding a Gaussian random variable with zero mean to the overall level presented in each interval of a two-interval forced-choice task. The standard deviation of the random variable was set to half the mean difference between the levels in the two intervals, resulting in d'(ideal) …