Exam 2/Study Files

Question 1

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

Answer 1

Overjet

Question 2

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

Answer 2

Translational

Question 3

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

Answer 3

Centric Relation Position

Question 4

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

Answer 4

Shield-shaped

Question 5

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

Answer 5

Absence

Question 6

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

Answer 6

Frontal (Vertical)

Question 7

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

Answer 7

Maxillary Anterior

Question 8

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

Answer 8

Occlusal changes

Question 9

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

Answer 9

Anterior

Posterior

Question 10

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

Answer 10

Buccolingual

Question 11

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

Answer 11

One occlusal contact position

Question 12

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

Answer 12

Condylar Inclination

Question 13

A facebow transfer procedure is a procedure use to __________

Answer 13

Properly orient the maxillary cast on semi-adjustable articulator

Question 14

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

Answer 14

Pantographic

Question 15

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

Answer 15

Intraoral grinding and minimize chairtime

Question 16

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

Answer 16

Central fossa of mandibular first molar

Question 17

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

Answer 17

Embrasure space between mandibular first and second molars

Question 18

Which acronym applies to posterior tooth contacts in protrusive mandibular movements

Answer 18

DUML

Question 19

Description of tooth contact in left working side laterotrusive mandibular movement

Answer 19

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

Question 20

Three types/planes of rotational mandibular movement

Answer 20

Horizontal, Frontal, Saggital

Question 21

What pattern describes the border movement of mandible in horizontal plane

Answer 21

Rhomboid

Question 22

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

Answer 22

Translational opening continues to distance of 40-60mm

Question 23

Where does translational movement of mandible occur:

Answer 23

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

Question 24

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

Answer 24

Balanced Occlusion

Question 25

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

Answer 25

Statement the applies to term, Centric Relation

Question 26

The PDL effectively dissipates _____ forces to the bone

Answer 26

Vertical

Question 27

Vertical determinants of occlusal morphology include:

Answer 27

Plane of Occlusion Lateral Translation Condylar Guidance

Question 28

Horizontal determinants of occlusal morphology influence:

Answer 28

Cusp position and ridge/groove direction

Question 29

Horizontal determinants of occlusal morphology include:

Answer 29

Rotating Condyle Distance Lateral Translation Mid-Saggital Plane

Question 30

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

Answer 30

Superioranterior

Question 31

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:

Answer 31

Crowns and/or Fixed Prosthodontics

Question 32

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

Answer 32

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

Question 33

What is main advantage fro non-adjustable articulator

Answer 33

Less time for mounting is required

Question 34

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

Answer 34

Cusp height and Fossa depth

Question 35

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

Answer 35

Fully-adjustable Articulator and Semi-adjustable Articulator

Question 36

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

Answer 36

Carved occlusal restorations in cusp tip to flat surface relationships

Question 37

What is a function of Custom Anterior Guide Table

Answer 37

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

Question 38

Sequence of delivery of crown restoration is describes such as:

Answer 38

Adjust Proximal Contacts Verify Marginal Fit Evaluate Occlusion

Question 39

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

Answer 39

4

Question 40

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

Answer 40

Lighter

Question 41

______ referes to contact achieved on centric cusp in three locations

Answer 41

Tripodization

Question 42

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

Answer 42

Tripodization

Question 43

Dynamic individual occlusal concept states that occlusion is dependent on _______

Answer 43

Non-ideal Occlusal Configuration

Question 44

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

Answer 44

More steep

Question 45

________ is usually considered a fixed factor

Answer 45

Condylar Guidance

Question 46

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

Answer 46

Vertical Overlap

Question 47

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

Answer 47

Condylar Guidance

Question 48

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

Answer 48

Immediate sideshift