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Tanner, Kristine; Roy, Nelson; Merrill, Ray M.; Elstad, Mark – Journal of Speech, Language, and Hearing Research, 2007
Purpose: This investigation examined the effects of nebulized hypertonic saline, isotonic saline (IS), and sterile (hypotonic) water on phonation threshold pressure (PTP) and self-perceived phonatory effort (PPE) following a surface laryngeal dehydration challenge. Method: In a double-blind, randomized experimental trial, 60 vocally healthy women…
Descriptors: Oral Language, Drug Therapy, Outcomes of Treatment, Females
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Li, Nicole Y. K.; Yiu, Edwin M-L. – Clinical Linguistics & Phonetics, 2006
Modal and falsetto registers are the basic vocal qualities used in female speaking voices. The purpose of this study was to identify the frequency at which modal register changed to falsetto register and the frequency range of each modal and falsetto register produced under three loudness levels: soft, comfortable and loud phonations in normal and…
Descriptors: Voice Disorders, Females, Hypothesis Testing, Acoustics