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
primary bearing area of mandibular complete denture
buccal shelves and retromolar pads.
26
what are final impression techniques
mucostatic & selective pressure
27
selective pressure technique
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
what mucostatic impression technique does udm utilize
mucostatic impressions technique
29
Final impression appointment
instruct the patient to leave their dentures 48 to 72 hrs prior
30
masseteric Notch
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
when assessing denture
``` retention stability vertical Dimension of occlusion centric relation Esthetics ```
32
Maxillary rim
22 mm measured from the highest point of the sulcus adjacent to the labial frenum to the occlusal surface.
33
Mandibular rim
18mm from deepest point of sulcus adjacent to labial frenum
34
Kelly's theory predicts that negative pressure in maxillary denture does what
pull the tuberosity down while maxillary driven upward by anterior occlusion
35
frenectomy
Preprosthetic surgery indicated for Crestal granular attachments .
36
true or false | type 1 diabetes causes thinning of epithelium and more keratinized
false | it is thinner and LESS keratinized
37
what are the things to look for in anterior tooth selection
tooth and gingiva shade tooth size: tooth length , tooth width tooth mold form
38
what is the general rule on tooth size for the six maxillary anteriors?
they are relatively small if less than 48mm | large if more than 52mm
39
what is the Biometric ratio
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
the golden proportion
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
dentogenics concept
selection of teeth esthetics governed by the age sex and the personality of the patient
42
what is the high lip line
the length of the central incisor
43
poor saliva effects which arch the most
Mandible
44
poor saliva causes what
increase friction at denture mucosa interface
45
most frequent complication of tuberosity reduction
perforation of Maxillary sinus
46
mandibular primary bearing areas
buccal shelf | retro molar pad
47
which denture rim do u adjust 1st
maxillary
48
the Maxillary rim should be how high?
22mm
49
the mandibular rim should b how hight
18mm
50
the average distance between the max and manned sulcus is
40mm
51
the inncisal level should be how far below the lip line
1-2mm
52
the swelling threshold is used to find
VDO
53
if patient has inadequate occlusal space the ace
excessive VDO
54
If patient has excessive IRS then they have
inadequate VDO
55
how does maxilla resorb
superior and posteriorly
56
what is ideal palatal shape for maxillary denture
tall ridge with flattened palate