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mix Flashcards

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Biology 101 flashcards
1
Q

what are the 12 cranial nerves in order?

A 
olfactory
optic
oculomotor
trochlear
trigeminal
abducens
facial
vestibulocochlear
glossopharyngeal
vagus
accessory
hypoglossal
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2
Q

what are the extrinsic muscles of the tongue?

A

hypoglossus
genioglossus
styloglossus
palatoglussus

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3
Q

what are the extrinsic muscles of the tongue supplied by?

A

hypoglossus

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4
Q

what are the intrinsic muscles of the tongue?

A

transverse
vertical
superior and inferior longitudinal

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5
Q

what are the functions of the tongue?

A 
mastication
speech
swallow
taste
self cleansing
protection
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6
Q

what taste is associated with the tip of the tongue?
back?
sides?

A

salt and sweet
bitter
sour

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7
Q

what is taste innervated by?

A

chorda tympani - branch of the facial nerve

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8
Q

what is the sensation of the tongue supplied by?

A

glossopharyngeal
lingual
vagus

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9
Q

what are the filiform papillae?

A

pink

give soft velvety appearance

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10
Q

what are the fungiform papillae?

A

red spots

taste buds

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11
Q

how is the tongue seperated?

A

anterior 2/3 and posterior 1/3 by a v - ending in a tip of foramen caecum

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12
Q

what are the circumvalate papillae?

A

anterior to foramen caecum

contain glands of von ebner

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13
Q

where are the foliatte papillae found?

A

sides of the tongue

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14
Q

what are the dark folds under the tongue next to the lingual vein?

A

plica fimbriata

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15
Q

where is whartons duct found?

A

FOM

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16
Q

what is in above the mylohyoid?

A

the sublingual space

geniohyoid, lingual nerve, sunglingual gland and submandibular duct

17
Q

what is below the mylohyoid?

A

submandibular space

digastric muscle, submandibular salivary gland

18
Q

what are the 3 types of saliva?

A

serous
mucous
mixed

19
Q

what duct does the parotid gland empty into?

A

stensons duct

20
Q

what type of saliva does the parotid produce?

A

serous

25% of saliva

21
Q

what type of saliva does the submandibular gland produce?

A

mixed

70%

22
Q

what type of saliva does the sublingual gland produce?

A

mixed but mostly mucous

5%

23
Q

contents of saliva?

A 
water
mucopolysaccharides
immunoglobulins
mineral salts
lysosyme
enzymes

Oral bio (2 decks)

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