Final Exam Flashcards

(97 cards)

1
Q

Narrow, ligamentous band extending from pterygoid hamulus to posterior part of mylohyoid line

A

Pterygomandibular raphe

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2
Q

The pterygomandibular raphe is a ligamentous band extending from :

A

pterygoid hamulus to posterior part of mylohyoid line

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3
Q

Where do the buccinator muscle and superior constrictor muscle fibers enter?

A

pterygomandibular raphe

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4
Q

The ___ & ___ muscle fibers enter the pterygomandibular raphe

A

buccinator muscle and superior constrictor muscle fibers

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5
Q

limits the length of the maxillary and mandibular complete dentures:

A

pterygomandibular raphe

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6
Q

What muscle can be seen when he patient opens mouth wide?

A

pterygomandibular raphe

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7
Q

What muscles affect the distal phalange of the mandibular denture?

A

Palatoglossus muscle and superior constrictor

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8
Q

The palatoglossus muscle and superior constrictor affect the _____ of the ____ denture

A

distal phalanx; mandibular

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9
Q

According to the book, what order do you select teeth?

A
  1. size
  2. outline form (mold)
  3. shade
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10
Q

What does the mylohyoid connect?

A

floor of mouth to mandible

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11
Q

What connects the floor of the mouth to the mandible?

A

mylohyoid

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12
Q

Describe House classification of soft palate Class I:

A

Ideal- greater than 5mm of tissue available

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13
Q

Describe house classification of soft palate Class II:

A

adequate- 1-5 mm of tissue available

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14
Q

Describe house classification of soft palate Class III:

A

Poor- less than 1 mm of tissue available

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15
Q

Easiest to tolerate, broadest range, hardest to locate:

A

Class I

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16
Q

Most common palatal drape:

A

Class II

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17
Q

Palate that is easiest to locate and hardest to tolerate:

A

Class III

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18
Q

Why is class III bad?

A
  • bad denture retention
  • posterior palatal seal bad
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19
Q

How do you border mold the alveolingual sulcus:

A

Patient swallows and protrudes tongue but not past the lips

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20
Q

captures tissues in their most undisturbed and undisplaced forms:

A

minimal pressure impression

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21
Q

Impression is made with soft tissue under a significant load of pressure; impression material is more viscous, patient forcefully closes most while material sets:

A

Functional pressure impression

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22
Q

Theory is that the denture-based tissue contact during function would be more intimate if tissue is recorded under compression:

A

functional pressure impression

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23
Q

Pressure on certain areas; minimal pressure on other areas; dentists decides how much pressure:

A

selective pressure impression

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24
Q

How do we select areas of pressure and non-pressure within the same impression?

A
  • drill vent holes in tray
  • wax spacer relief
  • grind the tray for relief space
  • combo of all
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25
What type of pressure is used for re-line/re-base?
functional pressure
26
Purpose is to define denture border in length, width, shape, and contour:
border molding
27
In maxillary border molding, insert tray and insure 2mm of space is present between:
vestibular reflection & tray border
28
In maxillary border molding, the tray must extend into each ____ and just beyond/posterior to the ____
hamular notch; vibrating line
29
What movement is necessary to capture the maxillary posterior border mold?
patient moves jaw side to side
30
What movement is necessary to capture the buccal frenum area during border molding? (max)
elevate cheek, lightly massage outward, downward, and anterior posteriorly
31
What comes into play when bordermolding the buccal frenum area? (max)
coronoid process
32
How do we capture the labial vestibule on the border mold? (max)
elevate lip outward, massage downward
33
How do we capture the labial frenum when border molding? (max)
elevate lip, seat tray, lightly massage lip straight down, (DO NOT MOVE SIDE TO SIDE)
34
How doe we capture the posterior palatal border when border molding? (max)
Patient pinches nostrils, blows lightly through nose, then swallows
35
For mandibular border molding, there is ___ mm of space at the border:
2mm
36
How do we border mold the mandibular lingual frenum area?
Gently wet the upper lip with tongue for length of border, and place tip of tongue under lip and move side to side which captures width
37
How do we border mold the alceololingual sulcus? (mandibular)
Patient swallows or protrudes tongue (but not past lips)
38
How do we border mold the mylohyoid region? (mandibular)
Patient swallows forcefully 2-3 times making floor of mouth move then tongue touches right and left buccal vestibules and thumb by handle
39
How do you border mold the distal border and masseteric notch?
Patient stretches wide open and then closes against manual pressure (bite on finger?)
40
How do you border mold the buccal frenum? (mandibular)
Massage cheek outward upward an inward, anterior -posterior
41
What muscle affects the distobuccal corner of mandibular denture?
Masseter
42
What affects the distolingual corner of the mandibular denture?
medial pterygoid, superior constrictor, & glossopalatal muscle
43
What is the buccal corridor?
Space between cheek and teeth when smiling
44
What do you when making a CD and mandibular tori are in way?
Remove
45
What are the contents of the retromolar pad?
1. loose submucosa 2. glandular tissue 3. fibers of buccinator and superior constrictor muscles 4. pterygomandibular rapie 5. temporalis muscle tendon fibers
46
What should you do if a patient comes in with old denture and there is 1mm of space present?
reduce hamular tuberosities
47
How do you correct an OVD that is too big?
Increase interocclsal distance
48
If the teeth contact when speaking, the ____ is too open and the ____ is too little
OVD; IOD
49
The distance between two points, one above, and one below the mouth measured when occluding members are in contact:
OVD
50
The space between the teeth or occluding members the mandible is PRP
Interocclusal distance
51
Interocclusal distance can also be called:
freeway space
52
OVD+ IOD =
RVD
53
Position in which lips touch but teeth do not:
PRP
54
What is the 3rd point of reference for hanau?
Infraorbital notch
55
What is the 3rd point of reference for whip mix?
nasion
56
Junction of moveable and immovable tissue:
Vibrating line
57
where is the soft palate?
posterior to vibrating line
58
Dentures should at least extend to the:
vibrating line
59
In complete denture wearers, the complete reduction in the mandibular ridge is ____x that of the maxillary ridge
mandibular 4x
60
If a patient has anatomic, balance occlusion:
max lingual
61
Posterior cusps occlude with ___ on the non-working side:
buccal side of lingual cusps
62
Formula for balanced occlusion:
Hanau's Quint
63
Formula for balanced occlusion includes: Hanau's Quint
1. incisal guidance 2. condylar guidance 3. cusp height 4. plane of occlusion 5. compensating curve
64
Why does a retruded tongue have bad prognosis?
Hard to achieve border seal
65
How do you correct a denture when a CD patient whistle's while trying to make S sound?
recontour anterior palate of denture
66
What is the main advantage that resin teeth have?
Can chemically bond to base
67
When treating edentulous maxillary and mandibular w/ teeth, what is most important?
OVD? Fractures?
68
When is a kinematic facebow recommended for use?
Not for dentures, none of the above
69
When waxing dentures what should not be accomplished?
establish canine guidance
70
in 2-stage, why remove the posterior teeth first?
improve accuracy after healing
71
Pt complains that the mandibular CD is loose, what is the least likely reason for this?
Set in neutral zone- this is actually very ideal
72
When tuberosities are too large, surgical reduction should be limited to:
osteoplasty/ alveoplasty?
73
Most likely to cause spherical porosity in denture:
monomer boiling
74
What is the long cure method?
165 degrees F for 9 hrs
75
The maxillary central incisor resembles the inverted face form:
geometric theory
76
The geometric theory is separated into 4 categories:
1. square 2. square tapering 3. tapering 4. ovoid
77
For the geometric theory, 3 points are connected on each side of the face:
- temple - zygomatic arch - angle of mandible
78
theory of tooth selection based on sex, age, and personality:
dentogenic theory
79
To maximize complete denture stability, mandibular molars should:
be placed over the crest of the ridge
80
When mandibular molars are placed over the crest of this ridge this:
maximizes complete denture stability
81
A well contoured dentures uses muscle contractions to stabilize the denture. The best example is:
buccinator
82
Role of protrusive record in complete denture:
adjust articular condyle
83
Zarb's text says that a 24hr follow up is advised... why?
Patients have better perception of denture
84
The compensation curve in the complete denture refers to:
the fox plane???
85
anatomical landmarks used to establish the posterior border?
hamular notch & fovea palatini
86
Common causes of maxillary denture dislodgment:
occlusal deficiencies & under-extension
87
Denture wearer has angular chelitis.. etiology?
- candida -vitamin deficiency - loss of OVD
88
If a patient is edentulous on mandible and has opposing maxillary teeth, the best option is:
implants
89
If there is a discrepancy with CR with wax trial dentures, what do you do?
remake facebow record and maxillary casts are remounted (mandibular??)
90
surgical guide for intermediate denture patient is:
alveoplasty or bone smoothing is anticipated is adequate
91
Which type of occlusion is NOT indicated for complete dentures?
canine guidance
92
name of dental device to parallel campers plane?
fox plane
93
Patient with combination syndrome may benefit from:
impacts on mandible not maxillary?
94
Zarbi recommend the following for anterior denture teeth:
x
95
What do we avoid when rebasing a CD?
x
96
Lab reline should be prescribed when the CD has:
loosness
97
What is combination syndrome? what makes it up?