Descriptors Found: 1
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Descriptor English:   Velopharyngeal Sphincter 
Descriptor Spanish:   Esfínter Velofaríngeo 
Descriptor Portuguese:   Esfíncter Velofaríngeo 
Synonyms English:   Palatopharyngeal Sphincter
Sphincter, Palatopharyngeal
Sphincter, Velopharyngeal  
Tree Number:   A02.633.567.800.680
Definition English:   A group of muscles attached to the SOFT PALATE (or velum) and the PHARYNX. They include the superior constrictor, the PALATOPHARYNGEUS, the levator veli palatini muscle, and the muscularis uvulae. This sphincter is situated between the oral and nasal cavities. A competent velopharyngeal sphincter is essential for normal speech and swallowing. 
History Note English:   2009 
Allowable Qualifiers English:  
AB abnormalities AH anatomy & histology
BS blood supply CH chemistry
CY cytology DG diagnostic imaging
DE drug effects EM embryology
EN enzymology GD growth & development
IM immunology IN injuries
IR innervation ME metabolism
MI microbiology PS parasitology
PA pathology PH physiology
PP physiopathology RE radiation effects
SU surgery TR transplantation
UL ultrastructure VI virology
Record Number:   52967 
Unique Identifier:   D055158 

Occurrence in VHL: