Muscles of the Palate Flashcards

1
Q

Levator veli palatini

A

lower surface of petrous temporal and from
cartilaginous auditory tube

joins contralateral muscle in velum palatinum (soft palate)

elevates soft palate and pulls it slightly posteriorly; draws the walls of the naso- pharynx medially (narrows

Pharyngeal plexus

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2
Q

Tensor veli palatini

A

scaphoid fossa, spina angularis and cartilaginous part of auditory tube

tendon, guided by pterygoid hamulus,
ends in velum palatinum

tenses soft palate; opens the
cartilaginous auditory tube (pharyngo- tympanic) tube

branch of V3

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3
Q

Muscularis uvulae

A

posterior nasal spine and palatine aponeurosis

mucous membrane of uvulae

elevates and retracts muscular uvulae; thickens middle
of soft palate

Pharyngeal plexus

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4
Q

Palatoglossus

A

anterior surface of soft palate

dorsum and side of tongue, blends with styloglossus

elevates root of
tongue; acting bi- laterally, approxi- mation of left and
right palatoglossus closes off oral
cavity from oropharynx

Pharyngeal plexus

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