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Muscle Tables > muscles of soft palate/ divisions of pharynx > Flashcards

muscles of soft palate/ divisions of pharynx Flashcards

1
Q

Origin and insertion of tensor veli palatini

A

origin: scaphoid fossa, entire length of fibrous part of auditory tube, spine of sphenoid

Insertion: palatine aponeurosis

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2
Q

Innervation of tensor veli palatini

A

V3 branch of medial pterygoid

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3
Q

action of tensor veli palatini

A

tense soft palate

open auditory tube

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4
Q

Origin and insertion of levator veli palatini

A

Origin: petrous part of the temporal bone anterior to carotid canal

Insertion: palatine aponeurosis

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5
Q

Innervation of levator veli palatini

A

CN X via pharyngeal plexus

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6
Q

action of the levator veli palatini

A

elevate soft palate

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7
Q

origin and insertion of palatopharyngeus

A

origin: palatine aponeurosis
insertion: pharyngeal wall

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8
Q

innervation of palatopharyngeus

A

CN X via pharyngeal plexus

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9
Q

action of palatopharyngeus

A

depress soft palate or elevate pharynx

narrow fauces

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10
Q

Origin and insertion of palatoglossus

A

origin: palatine aponeurosis
insertion: lateral tongue

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11
Q

innervation of palatoglossus

A

CN X via pharyngeal plexus

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12
Q

action of palatoglossus

A

depress soft palate or elevate rear of tongue

narrow fauces

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13
Q

Origin and insertion musculus uvulae

A

origin: central posterior hard palate (posterior nasal spine)
insertion: uvula

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14
Q

Innervation of musculus uvulae

A

CN X via pharyngeal plexus

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15
Q

action of musculus uvulae

A

thickens central soft palate

shortens uvula

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16
Q

What is the GSA innervation of the nasopharynx?

A

CN V2-maxillary

CN IX- glossopharyngeal

17
Q

What is the GSA innervation of the oropharynx?

A

CN IX - glossopharyngeal

18
Q

What is the GSA innervation of the laryngopharynx?

A

CN X - Vagus

19
Q

What structures/spaces are present in the nasopharynx?

A
  1. choanae, 2. pharyngeal tonsil, 3. pharyngeal recess, 4. torus tubarius/auditory tube opening, 5. salpingopharyngeal fold
20
Q

What structures/spaces are present in the oropharynx?

A
  1. soft palate/uvula/palatopharyngeal folds

2. palatoglossal folds

21
Q

What structures/spaces are present in the laryngopharynx?

A
  1. epiglottis, 2. aryepiglottic folds, 3. laryngeal inlet, 4. mucosa over arytenoid cartilages, 5. posterior aspect of cricoid carilage (lamina), 6. piriform recesses

Muscle Tables (12 decks)

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