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Anatomy Exam 1 Semester 2 > Palate and Oral Cavity > Flashcards

Palate and Oral Cavity Flashcards

1
Q

Salpingopharyngeus origin

A

Inferior aspect of pharyngeal end of pharyngotympanic tube

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2
Q

Salpingopharyngeus Insertion

A

pharyngeal wall

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3
Q

Salpingopharyngeus action

A

Elevate pharynx

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4
Q

Palatoglossus origin

A

Inferior surface of palatine aponeurosis

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5
Q

Palatoglossus Insertion

A

lateral surface of tongue

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6
Q

Palatoglossus Insertion

A

lateral surface of tongue

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7
Q

Palatoglossus blood supply

A

Ascending palatine a. (Branch of facial a.)

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8
Q

Palatoglossus Innervation

A

Vagus n. (CN X)- pharyngeal branch

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9
Q

Palatoglossus action

A
  • depresses the palate
  • moves palatoglossal arches medially
  • elevates back of tongue
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10
Q

Palatopharyngeus origin

A

Upper surface of palatine aponeurosis

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11
Q

Palatopharyngeus Insertion

A

pharyngeal wall

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12
Q

Palatopharyngeus Innervation

A

vagus n. (CN X)

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13
Q

Palatopharyngeus action

A
  • elevate pharynx

- closes oropharyngeal isthmus

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14
Q

Levator veli palatini origin

A

Petrous part of temporal bone

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15
Q

Levator veli palatini Insertion

A

superior surface of palatine aponeurosis

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16
Q

Levator veli palatini innervation

A

vagus n. (CN X) via pharyngeal branch to pharyngeal plexus

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17
Q

Levator veli palatini action

A

elevate soft palate

18
Q

Tensor veli palatini origin

A
  • Scaphoid fossa of sphenoid
  • spine of sphenoid
  • fibrous part of pharyngotympanic tube
19
Q

Tensor veli palatini insertion

A

palatine aponeurosis

20
Q

Tensor veli palatini innervation

A

Mandibular n. (V3) via branch to medial pterygoid m.

21
Q

Tensor veli palatini action

A
  • tenses soft palate

- opens pharyngotympanic tube

22
Q

Styloglossus origin

A

Anterior surface of styloid process

23
Q

Styloglossus Insertion

A
  • superior margin of hyoglossus

- intrinsic muscles

24
Q

Styloglossus Blood supply

A

Ascending pharyngeal a.

25
Q

Styloglossus Innervation

A

Hypoglossal n. (CN XII)

26
Q

Styloglossus action

A
  • retract tongue

- pull back of tongue superiorly

27
Q

Genioglossus origin

A

Superior mental spines (on posterior surface of Mandibular symphysis)

28
Q

Genioglossus Insertion

A
  • hyoid bone

- intrinsic mm.

29
Q

Genioglossus Blood supply

A

Lingual a.

30
Q

Genioglossus Innervation

A

hypoglossal n. (CN XII)

31
Q

Genioglossus action

A
  • depress central part of tongue

- stick out tongue

32
Q

Hyoglossus origin

A

Hyoid bone

33
Q

Hyoglossus Insertion

A

Tongue

34
Q

Hyoglossus Blood supply

A

Lingual a.

35
Q

Hyoglossus Innervation

A

Hypoglossal n. (CN XII)

36
Q

Hyoglossus action

A

Depresses tongue

37
Q

Mylohyoid origin

A

Mylohyoid line of mandible

38
Q

Mylohyoid Insertion

A
  • median fibrous raphe

- hyoid bone

39
Q

Mylohyoid Blood supply

A

Mylohyoid branch of inferior alveolar a.

40
Q

Mylohyoid Innveration

A

Nerve to mylohyoid from inferior alveolar branch of V3

41
Q

Mylohyoid Action

A
  • supports and elevates floor of oral cavity

- depresses, elevates and pulls hyoid forward

Anatomy Exam 1 Semester 2 (3 decks)

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