Scientific Method - answer-empirical, deterministic, predictive, parsimonious
Empirical - answer-based on data
Deterministic - answer-obeys physical laws
Predictive - answer-If you do this, then this will happen
Parsiminious - answer-uses the simplest explanation possible
Why use tec...
Predictive - answer-If you do this, then this will happen
Parsiminious - answer-uses the simplest explanation possible
Why use technology? - answer-overcome listener bias, describe severity objectively,
track progress over time, ASHA's focus on evidence-based practice, provide
biofeedback to patient
How to overcome listener bias? - answer-consistent, reliable measurements
How to track progress over time? - answer-demonstrate treatment efficacy
Biofeedback example - answer-vizipitch- allows client to view intonation patterns on a
screen so they can see & monitor their own progress
Things clinicians can do that technology can't - answer-understand the numbers,
examine qualitatively and quantitatively, judgments/ interpreting data
Why understand technology? - answer-SLP needs to know normal & disordered
physiology; can only provide rational treatment if data is understood; need to know what
numbers from instruments represent; provide expert interpretation
Frequency - answer-how often a waveform repeats; measured in Hz
Simplest sounds - answer-pure tones
Complex tones - answer-have more than 1 sine wave (more than 1 sound being
produced together, & they blend); have many frequencies; F0 = strongest; perceived
pitch follows fundamental; human voice has F0 and harmonics; auditory system
responds to all frequencies
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