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dentures quiz 9/25 > Final go hard > Flashcards

Final go hard Flashcards

1
Q

angles classification of ridge relationship

A

class 1- orthognatic/normal

Class 2- Retrognathic

Class 3- Prognathic

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2
Q

how do asses quality of oral mucosa

A

Degree of keratinization an amount of attached mucosa vs unattached mucosa

the more keratinized attached (especially mandible) the better

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3
Q

The arch size determines

A

amount of basal seat available for arch formation

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4
Q

interarch space

A

determines amount of space to accomodate denture teeth

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5
Q

immediate denture

A

any removable dental prosthesis fabricated for placement immediately following removal of natural test

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6
Q

frenum

A

folds of mucus membrane containing fibrous connective tissue

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7
Q

what should be considered if alveolar height is

A

ridge augmentation or vestibuloplasty

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8
Q

how long should area be allowed to heal prior to making impressions for denture fabrication

A

4 weeks

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9
Q

what is recommended for improper ridge height(flat ridges)

A

vestibuloplasty

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10
Q

what are some potential causes of papillary hyperplasia

A

Mechanical irritation, ill fitting dentures, poor oral hygiene, fungal infections and associated inflammation

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11
Q

what are the indications for lowers the floor of the mouth

A

resorption of the alveolar bone to the point that the genioglossus muslcles may interfere with the lingual aspect

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12
Q

what is the most common complication of tuberosity reduction surgery

A

perforation of maxillary sinus

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13
Q

what should be considered if alveolar height is

A

ridge augmentation or vestibuloplasty

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14
Q

how long should area be allowed to heal prior to making impressions for denture fabrication

A

4 weeks

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15
Q

what is recommended for improper ridge height(flat ridges)

A

vestibuloplasty

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16
Q

transpositional flap vestibuloplasty

A

type of vestibuloplasy indicated for patients with sufficient mandibular bone & adequate vestibule sulcus on lingual of mandible
can be done without a splint

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17
Q

what are the indications for lowers the floor of the mouth

A

resorption of the alveolar bone to the point that the genioglossus muslcles may interfere with the lingual aspect

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18
Q

torus.. mandibular or max is a

A

slow growing osseous formation of unknown etiology

in 20% of women

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19
Q

Combination syndrome

A

the characteristic features that occur when endentoulous maxilla comes in contact with natural teeth in mandibular ANTERIOR teeth

also called Kelly syndrome and Anterior Hyperfunction Syndrome

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20
Q

what are some measures used to slow or stop resorbtion of bone

A
  1. retaining root tips

2. Osteointegrated implants

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21
Q

how long will learning to chew with dentures take

A

6-8 weeks

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22
Q

what are the life span of dentures

A

5-7 yrs

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23
Q

what are the primary bearing areas for maxillary complete dentures

A

Hard palate and tuberosities

24
Q

what are the secondary bearing ares for maxillary complete dentures

A

rugea area and residual ridge

25
Q

primary bearing area of mandibular complete denture

A

buccal shelves and retromolar pads.

26
Q

what are final impression techniques

A

mucostatic & selective pressure

27
Q

selective pressure technique

A

pressure is selectively place on the periphral borders and the unrelieved sections of the maxillary tray…. where tray.is relieved in secondary bearing areas the tissue are recorded in their resting

28
Q

what mucostatic impression technique does udm utilize

A

mucostatic impressions technique

29
Q

Final impression appointment

A

instruct the patient to leave their dentures 48 to 72 hrs prior

30
Q

masseteric Notch

A

depression created on the distobuccal area of an impression by the action or function of the masseter muscle located distal to the buccinator muscle.

31
Q

when assessing denture

A 
retention 
stability 
vertical Dimension of occlusion 
centric relation 
Esthetics
32
Q

Maxillary rim

A

22 mm measured from the highest point of the sulcus adjacent to the labial frenum to the occlusal surface.

33
Q

Mandibular rim

A

18mm from deepest point of sulcus adjacent to labial frenum

34
Q

Kelly’s theory predicts that negative pressure in maxillary denture does what

A

pull the tuberosity down while maxillary driven upward by anterior occlusion

35
Q

frenectomy

A

Preprosthetic surgery indicated for Crestal granular attachments .

36
Q

true or false

type 1 diabetes causes thinning of epithelium and more keratinized

A

false

it is thinner and LESS keratinized

37
Q

what are the things to look for in anterior tooth selection

A

tooth and gingiva shade
tooth size: tooth length , tooth width
tooth mold form

38
Q

what is the general rule on tooth size for the six maxillary anteriors?

A

they are relatively small if less than 48mm

large if more than 52mm

39
Q

what is the Biometric ratio

A

1:16
the ratio used for tooth size selection stating
The Teeth are 1/16 the size of the face in length and width

40
Q

the golden proportion

A

Has value 1.681
a proportion that desribes the view of the frontal plane
BASICALLY: central incisors are 1.681 times wider than later incisor from frontal view and so on

41
Q

dentogenics concept

A

selection of teeth esthetics governed by the age sex and the personality of the patient

42
Q

what is the high lip line

A

the length of the central incisor

43
Q

poor saliva effects which arch the most

A

Mandible

44
Q

poor saliva causes what

A

increase friction at denture mucosa interface

45
Q

most frequent complication of tuberosity reduction

A

perforation of Maxillary sinus

46
Q

mandibular primary bearing areas

A

buccal shelf

retro molar pad

47
Q

which denture rim do u adjust 1st

A

maxillary

48
Q

the Maxillary rim should be how high?

A

22mm

49
Q

the mandibular rim should b how hight

A

18mm

50
Q

the average distance between the max and manned sulcus is

A

40mm

51
Q

the inncisal level should be how far below the lip line

A

1-2mm

52
Q

the swelling threshold is used to find

A

VDO

53
Q

if patient has inadequate occlusal space the ace

A

excessive VDO

54
Q

If patient has excessive IRS then they have

A

inadequate VDO

55
Q

how does maxilla resorb

A

superior and posteriorly

56
Q

what is ideal palatal shape for maxillary denture

A

tall ridge with flattened palate

dentures quiz 9/25 (4 decks)

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