02-HandoutsResonanceandVPD - Cook Children's
02-HandoutsResonanceandVPD - Cook Children's
02-HandoutsResonanceandVPD - Cook Children's
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Normal VP Closure<br />
(Nasopharyngoscopy)<br />
Variations in VP Closure<br />
• Coronal Pattern<br />
– Due mostly to velar movement<br />
• Sagittal Pattern<br />
– Due mostly to LPW movement<br />
• Circular Pattern (with and without<br />
Passavant’s ridge)<br />
– All structures move and close like a purse string<br />
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