02-HandoutsResonanceandVPD - Cook Children's
02-HandoutsResonanceandVPD - Cook Children's
02-HandoutsResonanceandVPD - Cook Children's
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Apraxia of Speech<br />
• Motor speech disorder causing difficulty<br />
combining and sequencing motor movements<br />
• Affects coordination of subsystems of speech:<br />
– Articulation<br />
– Phonation (voiced/voiceless errors)<br />
– Velopharyngeal function (oral/nasal errors)<br />
Apraxia of Speech<br />
• Poor coordination, timing, and duration of<br />
VP closure<br />
• Velum goes up inappropriately for nasal<br />
sounds and down for oral sounds<br />
• Inconsistent hypernasality/hyponasality<br />
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