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Occlusion > Exam 2/Study Files > Flashcards

Exam 2/Study Files Flashcards

1
Q

_______ is the horizontal distance between the incisal edges of opposing maxillary and mandibular incisors

A

Overjet

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2
Q

_______ mandibular movement refers to simultaneous movement of object in same direction

A

Translational

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3
Q

Most superior position on the mandibular condyles from which hinge axis movement can occur is called:

A

Centric Relation Position

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4
Q

Frontal/vertical plane border movements of the mandible is defined by _______ pattern

A

Shield-shaped

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5
Q

The _____ of a slide from centric relation tooth contact (centric occlusion) to the maximum intercuspation position occurs in only about 10% of people

A

Absence

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6
Q

_______ border movements of the mandible are defined by a “shield-shaped” position

A

Frontal (Vertical)

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7
Q

The lingual morphology of the ________ teeth determines part of characteristics of superior contact border movements of the mandible

A

Maxillary Anterior

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8
Q

_______ should not be part of routine TMD management unless the occlusion is orthopedically unstable

A

Occlusal changes

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9
Q

It is desirable that only the _____ teeth contact in eccentric movements of the mandible and the ______ teeth disclude

A

Anterior

Posterior

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10
Q

The Rule of the Thirds is used to determine the ______ arch discrepancy between maxillary and mandibular teeth

A

Buccolingual

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11
Q

The non-adjustable articulator is capable of producing __________ with no duplication of the patient’s eccentric movements

A

One occlusal contact position

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12
Q

The ________ setting on a semi-adjustable articulator duplicated the patient’s protrusive guidance

A

Condylar Inclination

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13
Q

A facebow transfer procedure is a procedure use to __________

A

Properly orient the maxillary cast on semi-adjustable articulator

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14
Q

A fully adjustable articulator uses a ______ recording when the condyles are positioned against the disc and fossa without tooth contact

A

Pantographic

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15
Q

Major goal in the selection of an articulator for restorative dentistry is to avoid excess ________

A

Intraoral grinding and minimize chairtime

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16
Q

Where does the ML cusp of maxillary first molar occlude in class I occlusal relationship:

A

Central fossa of mandibular first molar

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17
Q

In class 3 occlusal relationship, where does MB cusp of maxillary first molar occlude

A

Embrasure space between mandibular first and second molars

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18
Q

Which acronym applies to posterior tooth contacts in protrusive mandibular movements

A

DUML

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19
Q

Description of tooth contact in left working side laterotrusive mandibular movement

A

Inner inclines of maxillary buccal cusps oppose the outer inclines of mandibular buccal cusps

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20
Q

Three types/planes of rotational mandibular movement

A

Horizontal, Frontal, Saggital

21
Q

What pattern describes the border movement of mandible in horizontal plane

A

Rhomboid

22
Q

What occurs when the mandible has opened a distance of 20-25mm during posterior border movement:

A

Translational opening continues to distance of 40-60mm

23
Q

Where does translational movement of mandible occur:

A

In superior cavity of TMJ between superior surface of articular disc and the inferior surface of the mandibular fossa

24
Q

What theory in history of development of occlusal concepts states that bilateral an balancing tooth contacts for all lateral and protrusive mandibular movements should exist

A

Balanced Occlusion

25
Q

Useful in achieving a reproducible position when constructing complete dentures, articular discs are not positioned between condyles and mandibular fossa, the condyles are in most superoanterior position

A

Statement the applies to term, Centric Relation

26
Q

The PDL effectively dissipates _____ forces to the bone

A

Vertical

27
Q

Vertical determinants of occlusal morphology include:

A

Plane of Occlusion
Lateral Translation
Condylar Guidance

28
Q

Horizontal determinants of occlusal morphology influence:

A

Cusp position and ridge/groove direction

29
Q

Horizontal determinants of occlusal morphology include:

A

Rotating Condyle Distance
Lateral Translation
Mid-Saggital Plane

30
Q

Condyles are in the most _________ position against the posterior slopes of articular eminence for most desirable musculoskeletal stability prior to occlusal therapy

A

Superioranterior

31
Q

When the middle 1/3 inner inclines of posterior tooth centric cusp in one arch contacts or aligns with opposing central fossa what treatment may be indicated:

A

Crowns and/or Fixed Prosthodontics

32
Q

Diagnostic casts mounted in centric relation on articulator can be helpful in evaluation what conditions

A

CR to MI slide
Static and Functional relationship of teeth
Mandibular movement without the neuromuscular protective mechanisms

33
Q

What is main advantage fro non-adjustable articulator

A

Less time for mounting is required

34
Q

Setting a protusive condular inclination on semi-adjustable articulator allows dentist to create fixed prosthodontic restorations on posterior teeth that have appropriate:

A

Cusp height and Fossa depth

35
Q

When providing fixed prothodontic restorations for patient with compromised anterior guidance, what type of articulator would be indicated:

A

Fully-adjustable Articulator and Semi-adjustable Articulator

36
Q

When performing operative dentistry procedures, a desirable occlusal treatment goal includes

A

Carved occlusal restorations in cusp tip to flat surface relationships

37
Q

What is a function of Custom Anterior Guide Table

A

To recored a desirable anterior guidance from provisional restorations prior to fabricating new anterior restorations

38
Q

Sequence of delivery of crown restoration is describes such as:

A

Adjust Proximal Contacts
Verify Marginal Fit
Evaluate Occlusion

39
Q

Mandibular anterior teeth usually contact the maxillary anterior teeth on lingual surface ___mm gingival to incisal edges

A

4

40
Q

When designing the occlusion of restorations, anterior teeth contacts should be ______ than posterior tooth contacts

A

Lighter

41
Q

______ referes to contact achieved on centric cusp in three locations

A

Tripodization

42
Q

A cusp tip to flat occlusal contact scheme allows for axial loading but it is difficult to achieve when patient has _______

A

Tripodization

43
Q

Dynamic individual occlusal concept states that occlusion is dependent on _______

A

Non-ideal Occlusal Configuration

44
Q

Medial wall of mandibular fossa is usually ______ than the wall directly anterior to the condyles

A

More steep

45
Q

________ is usually considered a fixed factor

A

Condylar Guidance

46
Q

More _______ in the anterior guidance will allow for taller posterior cusps

A

Vertical Overlap

47
Q

The closer a posterior tooth is to TMJ, the more it will be influenced by _______

A

Condylar Guidance

48
Q

A _______ of orbiting condyle in lateral translation movement dictates that posterior cusps heights be shorter

A

Immediate sideshift

Occlusion (1 decks)

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