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Anatomy Head and Neck > H & N Muscles and N inn > Flashcards

H & N Muscles and N inn Flashcards

1
Q

Tensor veli palatini

A

CN V3
A: tenses soft palate

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2
Q

Levator veli palatini m.

A

CN X
A: elevate soft palate

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3
Q

Muscularis uvulae m.

A

CN X

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4
Q

Paleteoglosseus m.

A

Inn: CN X

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5
Q

Superior, middle + inferior constrictor

A

Inn: CN X

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6
Q

Salpingopharyngeaus m.

A

CN X

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7
Q

Palatopharyngeus m.

A

CN X

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8
Q

Stylopharygeus m.

A

CN IX

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9
Q

Cricothyroid m.

A

Inn: external laryngeal n.
A: tenses vocal cord

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10
Q

Posterior cricoarytenoid

A

Inn: recurrent laryngeal n.
A: open glottis

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11
Q

Arytenoid

A

Inn: recurrent laryngeal n
A: close glottis

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12
Q

Lateral cricoarytenoid

A

Inn: recurrent laryngeal
A: close glottis

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13
Q

Thryoarytenoid

A

Inn: recurrent laryngeal n.
A: shorten and relax vocal cords

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14
Q

Vocalis

A

Inn: recurrent laryngeal n.
A: helps phonation

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15
Q

Sphenoid sinus drainage

A

Drains superior to superior nasal concha by the spheno-ethmoidal recess

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16
Q

Superior meatus drainage

A

Posterior ethmoidal air cells

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17
Q

Middle meatus drainage

A

Semilunar hiatus- drains 3 structures
1) frontal sinus (superiorly via infundibulum)
2) anterior ethmoidal air cells (superiorly via infundibulum)
3) maxillary sinus (inferior)

Ethmoidal bulla- drains middle ethmoidal air cells

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18
Q

Inferior nasal concha drainage

A

Opening to nasal lacrimal duct into the inferior meatus

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19
Q

list all muscles of mastication

A

temporalis, masseter, lateral pterygoid m., medial pterygoid m.
Inn: V3

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20
Q

Temporalis m.

A

Inn: V3
A: elevate jaw

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21
Q

Masseter m.

A

Inn: V3
A: elevate jaw

22
Q

Lateral pterygoid m.

A

Inn: V3
A: protracts mandible

23
Q

Medial ptertygoid m.

A

Inn: V3
A: protracts mandible

24
Q

What is contained in foramen rotundum

A

V2

25
Q

What goes through sphenopalatine foramen

A

Nasopalatine n.

26
Q

What goes through pterygoid canal

A

N. to pterygoid canal

27
Q

What goes through palatovaginal canal

A

pharyngeal n.

28
Q

What goes through palatine canal

A

palatine n

29
Q

What goes through inferior orbital foramen?

A

Inferior orbital n.

30
Q

Partoid Gland Pathway

A

glossopharyngeal (CN IX) –> tympanic n. –> tympanic plexus –> lesser petrosal n. –> optic ganglion (foramen ovale) –> runs with auriculotemporal n. –> parotid gland

31
Q

Submandibular gland and sublingual gland

A

Facial n. (CN VII) –> chorda tympani –> TM –> chorda tympani runs with lingual n. (V3)–> submandibular ganglion –> sublingual gland, submandibular gland

32
Q

Lingual n. action

A

From V3, provides general sensory inn to anterior 2/3 of the tongue

33
Q

Chorda tympani n. action

A

From VII, provides taste to anterior 2/3 of the tongue

34
Q

Genioglossus m.

A

Inn: CN XII
A: depresses tongue

35
Q

Hyoglossus m.

A

Inn: CN XII
A: depresses tongue

36
Q

Styloglossus m.

A

Inn: CN XII
A: curls (elevates) sides of tongue

37
Q

Palatoglossus m.

A

Inn: CN X
A: elevates posterior tongue, depresses soft palate

38
Q

Geniohyoid m.

A

Inn: n. to geniohyoid (off CN XII)
A: elevates hyoid

39
Q

Mylohyoid m.

A

Inn: N to mylohyoid (V3)
A: elevated hyoid

40
Q

Upper teeth inn

A

CN V2

41
Q

Lower teeth inn

A

CN V3

42
Q

Gag reflex

A

Afferent: CN IX
Efferent: CN X

43
Q

Cough reflex

A

Afferent: internal laryngeal n. (watch dog)
Efferent: CN X, phrenic, spinal nn.

44
Q

Motor inn of the tongue

A

CN XII

45
Q

Lesion on tongue

A

Deviates toward lesion

46
Q

Lesion on uvulae

A

Deviates away from lesion

47
Q

greater palatine n. (what it runs with and what it inn)

A

Off V2
Inn: hard palate
Runs with greater palatine a.

48
Q

Lesser palatine n. (what it runs with and what it inn)

A

Off V2
Inn: soft palate
Runs with lesser palatine a.

49
Q

Nasopalatine n. (what it runs with and what it inn)

A

Off V2
Inn: pizza burn zone
runs with sphenopalatine a. off of maxillary a.

50
Q

incisive canal contents

A

greater palatine a.
nasopalatine n. (off of V2)

51
Q

What inn TMJ?

A

CN V3

52
Q

Posterior 2/3 tongue inn

A

CN IX for general sensation and taste

Anatomy Head and Neck (7 decks)

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