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HFF - Exam 3 > Oral And Pharyngeal Muscles > Flashcards

Oral And Pharyngeal Muscles Flashcards

1
Q

What is the fauces?

A

Throat

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2
Q

What is more anterior, palatoglossal arch or palatopharyngeal arch?

A

PALATOGLOSSAL

Palatoglossal, palatine tonsil, palatopharyngeal

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3
Q

What muscle is the anterior border of the oral vestibule?

A

Orbicularis oris

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4
Q

What innervates orbicularis oris m.?

A

CN VII

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5
Q

What innervates the buccinator?

A

CN VII

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6
Q

What are the attachments for the buccinator m.?

A

Pterygomandibular raphe to orbicularis oris

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7
Q

Floor of the mouth - Inferior most muscle and its innervation?

A

Mylohyoid m. - V3

Mylohyoid line to hyoid

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8
Q

Floor of the mouth - Next most inferior muscle and its innervation?

A

Geniohyoid m. - CN XII

Inf. Mental spine to hyoid bone

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9
Q

What muscle goes from styloid process to hyoid bone and what is it innervated by?

A

Stylohyoid - CN VII

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10
Q

What other suprahyoid muscle is innervated by CN VII?

A

Posterior belly of digastric

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11
Q

Big, flat muscle just deep to the stylohyoid m.?

A

Hyoglossus m. - CN XII

Greater horn to lat tongue

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12
Q

Styloid process to lat tongue muscle?

A

Styloglossus m. - CN XII

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13
Q

What innervates palatoglossal m.?

A

CN X

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14
Q

What is considered “the” tongue muscle?

A

Genioglossus - CN XII - Sup mental spine to ???

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15
Q

What are the intrinsic tongue muscles? (4)

A

Superior longitudinal m.
Inferior longitudinal m.
Vertical m.
Transverse m.

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16
Q

What innervates all the intrinsic mm.?

A

CN XII

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17
Q

What does the superior longitudinal m. do?

A

Shortens tongue

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18
Q

What does the inferior longitudinal muscle do?

A

Curl tongue up or down

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19
Q

What does the transverse tongue muscle do?

A

Narrows and lengthens tongue

20
Q

What does the vertical tongue muscle do?

A

Flattens and widens tongue

21
Q

What does “lick your wounds” mean?

A

Tongue will go to the side that the issue is happening in

22
Q

What innervates the palate?

A

V2

23
Q

What branches of V2 innervate the palate? (3) NGL

A

Nasopalatine n.
Greater palatine n.
Lesser palatine n.

24
Q

The arterial supply to the palate is as follows: for the hard palate, the branch of the maxillary artery, ______________. For the soft palate, there are three main arteries that have come from the maxillary a., facial a., and ascending pharyngeal a. They are ____________, ______________, and _____________, respectively.

A

Greater palatine a.
Lesser palatine a.
Ascending palatine aa.
Palatine a.

25
Q

How many muscles act on the palate?

A

5

26
Q

What are the 5 muscles that motor the palate, and what innervates them, and what do they do? LPPUT

A

Levator veli palatini m. - CN X - Elevates soft palate

Palatoglossus m. - CN X - Pulls tongue superiorly

Palatopharyngeus m. - CN X - Elevates pharynx and larynx

Uvular m. - CN X - uvula

Tensor veli palatini m. - V3 - Tenses soft palate

27
Q

What are the 3 parts of the pharynx from superior to inferior, and what are their innervations?

A

Nasopharynx - V2
Oropharynx - IX
Laryngopharynx - X

28
Q

There are 3 pharyngeal constrictor muscles. Name them and their attachments (Hint: they all go to the pharyngeal raphe) SMI

A

Sup pharyngeal constrictor m. - Pterygomandibular raphe

Middle pharyngeal constrictor m. - greater horn

Inferior pharyngeal constrictor m. - Cricothyroid and thyroid cartilage

29
Q

What are the elevator muscles of the pharynx? (3) PSS

A

Palatopharyngeus
Salpingopharyngeus
Stylopharyngeus

*They all blend into the pharyngeal constrictors

30
Q

What fold does the salpingopharyngeus muscle form?

A

The salpingopharyngeus fold

31
Q

Motor innervation to the pharynx is accomplished mostly by what nerve, and what is the exception?

A

CN X

**Except for Stylopharyngeus - CN IX

32
Q

What is the vascular supply to the pharynx? (3+) ASIB+

A

Ascending pharyngeal a.
Sup thyroid a.
Inf thyroid a.
Branches of facial and maxillary aa.

33
Q

What are the 4 main functions of the larynx?

A

Prevent material from entering airway
Phonation
Breathing
Cough reflex (CN X)

34
Q

What are the 4 main cartilages associated with the larynx?

A

Thyroid
Cricoid
Epiglottis
Arytenoid

35
Q

What are the 3 main ligaments of the larynx?

A

Thyrohyoid
Cricothyroid
Vocal ligaments

36
Q

Broadly, what innervates the larynx as a whole?

A

CN X

37
Q

The sup laryngeal nerve is motor to what muscle and sensory to what muscles?

A

Cricothyroideus m. (Ext laryngeal)

Sensory to all mm. above vocal cords (Int laryngeal)

38
Q

The recurrent laryngeal nerve is motor to what muscles and sensory to what muscles?

A

Motor - Laryngeal mm.

Sensory - Muscles below vocal cords

39
Q

What synovial joint is in the thyroid cartilage and what does it do?

A

Cricoarytenoid joint

Abducts and adducts vocal ligaments

40
Q

What muscle adducts the vocal ligaments?

A

Lateral cricoarytenoid mm.

41
Q

What muscle abducts vocal ligaments?

A

Posterior cricoarytenoid mm.

42
Q

What do the laryngeal muscles do as a whole?

A

Adduct, abduct, tense, or loosen vocal fold. They act bilaterally. Motor is CN X - Recurrent laryngeal n.

43
Q

In summary, the tongue muscles are innervated by what, and what is the exception?

A

CN XII

**Palatoglossus m. - CN X

44
Q

In summary, the palate muscles are innervated by what, and what is the exception?

A

CN X

*Tensor veli palatini - V3

45
Q

In summary, the pharyngeal muscles are innervated by what, and what is the exception?

A

CN X

*Stylopharyngeus - CN IX

46
Q

In summary, laryngeal muscles are all innervated by what, and what is the exception?

A

Recurrent (CN X)

*Cricothyroideus - Superior laryngeal n. (CN X)

HFF - Exam 3 (19 decks)

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