Dental Anatomy Final

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lining mucosa has _____ surface texture, is ________ and movable for _______, ______ and _______
- softer
- nonkeratized
- speech
- mastication
- swallowing
what is the most common form of keratin in the mouth?

nonkeratinized
name five locations for lining mucosa
- buccal and labial mucosa
- alveolar mucosa
- floor of the mouth
- ventral surface of the tongue
- soft palate
what are four clinical considerations for lining mucosa?
- sutures needed-softer tissue
- fordyce spots
- easier to inject
- infections spread quickly-nonkeratinized
what are three types of mucosa?
- lining mucosa
- masticatory mucosa
- specialized mucosa
what are the three locations of masticatory mucosa?
- attached gingiva
- hard palate
- dorsal surface of the tongue-covers the muscle
masticatory mucosa is _____ and _____

rubbery and resilient
masticatory mucosa can either be ________ or _______

orthokeratinized or parakeratinized
what is the least common type of keratin?

orthokeratinized
which type ortho or para protects against physical chemical and microbial attacks and also form dehydration and heat loss?

orthokeratinized
what color is orthokeratinized mucosa?

white
t/f orthokeratinized mucosa has nuclei

FALSE- no nuclei
t/f parakeratinized tissue is red

true
what type ortho or para is associated with higher levels of attached gingiva?

parakeratinized
which type ortho or para has special protection against bacterial invasion, mechanical irritation and dryness?

parakeratinized
orthokeratinized tissue is _____ in color has ____ nuclei and is the _____ common in the oral cavity. It protects against ______, ______ and ______ attack. Also protects against ______ and ____ ____.
- white
- no
- least
- physical
- chemical
- microbial
- dehydration
- heat loss
parakeratinized is ____ in color it _____ have nuclei and is associated with higher level of ______ _____. It has special protection against _______ invasion, ______ irritation and ______
- red
- does
- attached gingva
- bacterial
- mechanical
- dryness
what are three clinical considerations of masticatory mucosa?
- sutures rarely needed
- injections are more difficult
- longer healing time
where is specialized mucosa located?

dorsal and lateral surface of the tongue (papillae)
what are three taste buds on the tongue?
- fungiform
- foliate
- circumvallate
what are the four taste sensations?
- sweet
- sour
- salty
- bitter
which papilla is not a taste bud?

filiform
what is the most common papilla on the tongue?

filiform
what is the least common papilla on the tongue?

fungiform
what color are the filiform? why?

white-keratin
what is the shape of the fungiform and what color are they?
- mushroom
- red-highly vascularized
foliate papilla are ____-____ ____ ridges

4-11 vertical ridges
where is the taste bud located on the foliate?

lateral portion
how many circumvallate papilla are there?

7-15
what papilla are the von ebner's associated with and what is their purpose?
- circumvallate
- to rinse circumvallate in order to taste
what is an example of nonkeratinzed going to keratinized?

linea alba
_______ mucosa can turn into ______ in response to trauma
- nonkeratinized
- keratinized
______ is in response to chemical truama

hyperkeratinized
what is hyperkeratinized in response to?

chemical trauma
what is an example of chemical trauma causing hyperkeratinized mucosa?

heat from smokin and hot fluids
t/f hyperkeratinized mucosa is reversible if trauma is taken away?

true
what is the purpose of tissue grafting?

to reduce gingival recession and increase the amount of attached keratinized tissue

Author

sweetpea281

55361

Card Set

Dental Anatomy Final

Description

oral mucosa

Updated

2010-12-12T22:45:26Z

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