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ENT Anatomy > Anatomy 3: Salivary galnds / Tongue / Palate / Pharynx > Flashcards

Anatomy 3: Salivary galnds / Tongue / Palate / Pharynx Flashcards

1
Q

What cranial nerves stimulate the 3 salivary glands?

A 
Parotid = CN IX
Submandibular = CN VII
Sublingual = CN VII
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2
Q

What kind of muscle is the tongue made of?

A

Skeletal

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3
Q

What cranial nerves supply the tongue?

A

Anterior 2/3rds:
General sensory= CN V3
Special sensory = CN VII

Posterior 1/3rd:
General & Sensory = CN IX

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4
Q

Where is the origin of the thyroid gland

A

Foramen caecum

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5
Q

Where would you find thyroglossal duct cysts or ectopic thyroid tissue?

A

MIDLINE migratory pathway

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6
Q

What are the 4 tongue muscles?

A

Genioglossus
Hyoglossus
Palatoglossus
Styloglossus

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7
Q

What CN are the 4 tongue muscles innervated by

A

CN XII

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8
Q

How do you clinically test CN XII ?

A

Get patient to stick their tongue out
Should remain in midline
If unilateral, tongue points to the pathological side

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9
Q

What artery does CN XII pass on it’s way to the tongue?

A

It passes lateral to the LOOP of the lingual artery

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10
Q

What is the blood supply to the tongue

A

the lingual artery

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11
Q

List the 5 muscles of the soft palate

A 
Levator veli palatini
Tensor veli palatini 
Palatoglossus 
Palatopharyngeus 
Musculus uvulae
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12
Q

What muscle lifts the soft palate towards the base of the skull?

A

Levator veli palatini

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13
Q

What muscle tenses the soft palate?

A

Tensor veli palatini

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14
Q

Nerve supply to the skeletal muscles of the soft palate

A

CNX EXCEPT tensor veli palatini (CN V3)

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15
Q

How to clinically test CN X and CN V3

A

Ask patient to say ‘Aahh’

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16
Q

How do you know if there is pathology among CN X or CN V3

A

The uvula will be pulled AWAY FROM the non-functioning side

17
Q

What type of muscles make up the pharynx

A

Circular muscles

Longitudinal muscles

18
Q

What nerve innervates the circular muscles of the pharynx

A

CN X

19
Q

Where do all the circular muscles of the pharynx insert into

A

Midline raphe

20
Q

List the longitudinal muscles of the pahrynx

A

Stylopharyngeus
Palatopharyngeus
Salpingopharyngeus

21
Q

Where do the longitudinal muscles of the pharynx inset into

A

Posterior border of thyroid cartilage

22
Q

What muscles elevate the pharynx and larynx?

A

The longitudinal muscles

23
Q

What cranial nerves innervate the longitudinal muscles of the pharynx?

A

CN X - Palatopharyngeus & Salpingopharyngeus

CN IX - Stylopharyngeus

24
Q

What tonsils are involved in Waldeyer’s ring of lymphoid tissue?

A

Pharyngeal tonsil (‘adenoid’)
Tubal tonsils
Palatine tonsils
Lingual tonsils

ENT Anatomy (3 decks)

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