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Sp24 - Head/Neck Anatomy > (E3) 1 - Tongue > Flashcards

(E3) 1 - Tongue Flashcards

Schroeder

1
Q

What are the two parts that make up the dorsal surface of the tongue?

A
  • Oral (presulcal) - movebale
  • Pharyngeal (postsulcal) - non-moveable
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2
Q

Describe the Pharyngeal part of the tongue (what does it contain)

A
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3
Q

Describe the Oral part of the tongue

A
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4
Q

What is the sulcus terminalis?

A

V-shaped groove near posterior tongue that separates oral and pharyngeal parts.

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5
Q

What does the center of the sulcus terminalis have? (what is it the development site of)

A

Foramen Cecum (development site of the thyroid gland)

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6
Q

_____ = Mucosal elevations on dorsal surface

A

Papillae

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7
Q

What are the 4 papillae of the tongue?

A
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8
Q

Describe the Filiform papillae

A
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9
Q

Describe the Foliate papillae

A
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10
Q

Describe the Vallate (circumvallate) papillae

A
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11
Q

Describe the Fungiform papillae

A
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12
Q

Image - Vallate Papilla

A
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13
Q

What is the Palatoglossal Fold (Arch)

A

Attach soft palate (posterior
part of palate) to tongue
Also considered anterior pillar
of fauces (throat)

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14
Q

What does the Palatoglossal fold attach?

A

Attaches soft palate (posterior palate) to the tongue

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15
Q

What is also considered the anterior pillar of fauces (throat)?

A

Palatoglossal fold (arch)

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16
Q

Describe the Glossoepiglottic Folds

A
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17
Q

Describe the Vallecula

A
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18
Q

_____ is the mucosal fold attaching tongue to floor of oral cavity

A

Frenum

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19
Q

______ are oblique mucosal folds lateral to frenulum

A

Fimbriated folds (plica fimbriata)

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20
Q

Where can you find the deep lingual veins?

A
  • Ventral Surface of tongue
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21
Q

What do the sublingual glands mark the opening for?

A

Submandibular duct into the oral cavity

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22
Q

Describe the sublingual papilla

A
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23
Q

What are the extrinsic muscles of the tongue?

A
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24
Q

Describe the Extrinsic Muscles of the Tongue

A
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25
Q

Attachment, Action and Innervation: Genioglossus

A
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26
Q

Attachment, Action and Innervation: Hyoglossus

27
Q

Attachment, Action and Innervation: Chondroglossus

28
Q

Attachment, Action and Innervation: Styloglossus

29
Q

Attachment, Action and Innervation: Palatoglossus

30
Q

What are the 4 Intrinsic Tongue Muscles?

A
  • Superior longitudinal
  • Inferior Longitudinal
  • Transverse
  • Vertical
31
Q

Describe the Intrinsic Muscles of the Tongue

32
Q

Superior Longitudinal Muscle - Location and Action

33
Q

Inferior Longitudinal Muscle - Location and Action

34
Q

Transverse Muscle - Location and Action

35
Q

Vertical Muscle - Location and Action

36
Q

and what is the exception?

A
  • Hypoglossal Nerve

Exception: Palatoglossus = Vagus Nerve

37
Q

Hypoglossal nerve courses anterolaterally through_______ as multiple rootlets

A

Hypoglossal Canal

38
Q

Hypoglossal nerve courses inferiorly
between _____ and __________

A
  • internal carotid artery
  • internal jugular vein
39
Q

Hypoglossal nerve courses posterior
to _____ artery and deep to_______

A
  • occipital
  • posterior digastric
40
Q

Hypoglossal nerve courses lateral to external carotid then anterior then lateral to hyoglossus and deep to mylohyoid, piercing _________

A

genioglossus

41
Q

_____ branch of the____ nerve, that contributes to the pharyngeal plexus, innervates the _______

A
  • Pharyngeal
  • vagus
  • palatoglossus
42
Q

What is the artery supply to the tongue muscles?

43
Q

Describe the course of the lingual artery and its 2 branches

44
Q

What do the dorsal lingual branches supply?

45
Q

Lingual artery continues anteriorly then splits into_____ and ______

A
  • sublingual
  • deep lingual arteries
46
Q

Describe the sublingual artery

47
Q

Describe the deep lingual artery

48
Q

The inferior alveolar artery gives off a ___ __ branch prior to entering the mandible (what does it also supply?)

49
Q

The facial artery gives off the _____ artery

50
Q

Describe the submental artery

51
Q

Lingual vein drains ventral surface of tongue via ____ vein and dorsal posterior surface via _____ veins.

A
  • deep lingual
  • dorsal lingual
52
Q

Lingual vein drains into internal jugular vein via ______

A

Common Facial Vein

53
Q

Describe the Accompanying Vein of the Hypoglossal Nerve

54
Q

Describe the Submental Vein

55
Q

Most of the tongue drains into neck lymph nodes via _______

A

Lymphatic channels/vessels

56
Q

Lymph Nodes: Central part of the tongue drains _______ into _______

A

Bilaterally into cervical nodes

57
Q

What are the four sensory nerves that innervate the tongue?

58
Q

Motor Innervation to the tongue is from?

59
Q

What conveys general sensation from the anterior 2/3 of the tongue?

A

Lingual Nerve

60
Q

What conveys general sensation from the posterior 2/3 of the tongue?

A
  • lingual branches of glossopharyngeal nerve
  • internal laryngeal nerve from vagus nerve
61
Q

What conveys taste from the anterior 2/3 of the tongue?

A

Facial Nerve

62
Q

What nerves convey taste?

Sp24 - Head/Neck Anatomy (15 decks)

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