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AB 2nd Year Anatomy > ENT Mouth > Flashcards

ENT Mouth Flashcards

1
Q

where is the oral vestibule between?

A

the teeth and lips

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2
Q

what two muscles form the floor of the mouth?

A

geniohyoid

mylohyoid

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3
Q

nerve supply mylohyoid?

A

CN V3

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4
Q

nerve supply of geniohyoid?

A

C1 via CN12

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5
Q

what are the pairs of major salivary glands?

A

parotid

submandibular

sublingual

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6
Q

where does the parotid gland drain?

A

upper 2nd molar

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7
Q

where does the sublingual gland drain?

A

floor of mouth

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8
Q

where does the submandibular gland drain?

A

sublingual caruncle

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9
Q

what glands does CN7 supply?

A

sublingual

submandibular

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10
Q

what supplies the parotid gland?

A

CN 9

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11
Q

what muscle is the tongue made of?

A

skeletal

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12
Q

what papillae are at the front of the tongue? what do these sense?

A

filiform

touch and temp

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13
Q

what taste buds are at the middle of the tongue?

A

fungiform

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14
Q

what taste buds are at the back of the tongue?

A

folate

vallate

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15
Q

what is the supply of the posterior 1/3rd? is this in the oral cavity?

A

CN9

NO

(vertical part)

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16
Q

what is the supply of the anterior 2/3rd of the tongue? is this in the oral cavity?

A

sensory CNV3

taste CN7

YES

(horizontal)

17
Q

4 muscles that suspend the tongue?

A

genioglossus

palatoglossus

hyoglossus

styloglossus

18
Q

if unilateral CN7 damage, how can this be tested?

A

tongue points TOWARDS side of injured nerve

19
Q

testing of CN10?

A

uvula pulled AWAY from non functioning side

20
Q

what do the outer layer of the muscles of the pharynx do?

A

constrict sequentially to push food down

21
Q

what do the inner layer of the muscles of the pharynx do?

A

pulls larynx up, shortening the pharynx during swallowing

22
Q

what does waldeyer’s tonsillar ring do?

A

provides defence against invading pathogens

23
Q

what are the regional nodes for the tip of the tongue?

A

submental nodes

24
Q
A
25
Q

where does the thyroid descend through in the tongue?

A

foramen caecum

26
Q
A
27
Q
A
28
Q

what are the muscles of the soft palate?

A

tensor veli palatini

levator veli palatini

palatopharyngeus

palatoglossus

musculus uvulae

29
Q

innervation of the muscles of the soft palate?

A

CNX

apart from tensor veli palatini - CNV3

30
Q
A
31
Q

innervation of the muscles of the pharynx?

A

CN10

except stylopharyngeus CN9

32
Q
A
33
Q

where do the longditudinal muscles of the pharynx insert?

A

posterior border of thyroid cartilage

34
Q

where do the circular muscles of the pharynx insert?

A

midline raphe

35
Q
A

AB 2nd Year Anatomy (14 decks)

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