Exam 1

Question 1

The outer oblique portion of the Tempromandibuler ligament limits…

Answer 1

Rotational opening moments

Question 2

The inner horizontal portion of the inner horizontal portion of the Tempromandibular ligaments limits…

Answer 2

Posterior movement of condyle and disc

Question 3

All eccentric movements are guided by…

Answer 3

Anterior teeth

Question 4

In ideal occlusion What shouldn’t be seen

Answer 4

No crossover, contacts on posterior teeth should be seen.

Question 5

Describe class 2 malocclusion…

Answer 5

Distally, positioned first molar and canine relationships.

Mandible translated distally in relation to maxima

Question 6

Describe class 3 malocclusion…

Answer 6

Mesially positioned mandibular first molar and canine.

Mandible translated Mesially

Question 7

Think of Centric holding cusps on the mandibular posterior teeth.

What contacts with the facial cusp of the mandibular second premolar?

Answer 7

Mesial marginal ridge (MMR) of the maxillary second premolar.

Question 8

Think of Centric holding cusps on the mandibular posterior teeth.

What contacts with the mesiofacial cusp of the mandibular first molar?

Answer 8

Mesial Marginal Ridge (MMR) of the maxillary first molar.

Question 9

Think of Centric holding cusps on the maxillary posterior teeth.

Mesiolingual cusps of the maxillary first molar contact…

Answer 9

central fossa on the mandibular first molar

Question 10

Think of Centric holding cusps on the maxillary posterior teeth.

Mesiolingual cusps of the maxillary second molar contact…

Answer 10

central fossa on the mandibular second molar

Question 11

Think of non-centric cusps on the mandibular posterior teeth.

Mesiolingual cusp of the mandibular first molar passes through the…

Answer 11

Lingual embrasure between the maxillary second premolar and first molar.

Question 12

Think of non-centric cusps on the mandibular posterior teeth.

Mesiolingual cusp of the mandibular second molar passes through the…

Answer 12

Lingual embrasure between the maxillary first and second molars.

Question 13

Think of non-centric cusps on the maxillary posterior teeth.

Mesiofacial cusp of the maxillary first molar inserts into…

Answer 13

Mesio facial groove of the mandibular first molar.

Question 14

Think of non-centric cusps on the maxillary posterior teeth.

Mesiofacial cusp of the maxillary second molar inserts into…

Answer 14

Facial groove of the mandibular second molar.

Question 15

The posterior teeth protect the anterior teeth in?

Answer 15

Protect anterior in maximum intercuspation.

Question 16

The anterior teeth protect the posterior teeth during?

Answer 16

Lateral or protrusive movement.

Question 17

The three points of Protrusive movements

Answer 17

1. Anteriorly Directed
2. Parallel to central grooves
3. Passes over mesial marginal ridges

Question 18

Right side mandibular lateral movement AKA

Answer 18

Laterotruisive movment

Question 19

Lift side mandibular lateral movement AKA

Answer 19

Mediotrusive movement

Question 20

The working pathway of the mandibular cusps positioned over the maxillary teeth…

Answer 20

Parallel to the facial groove and travels toward the cheek.

Question 21

The Non-working pathway of the mandibular cusps positioned over the maxillary teeth…

Answer 21

Parallel to the distal oblique groove on the first molar and travels diagonally toward the anterior and medial

Question 22

The non-functional area is ________ than the functional area.

Answer 22

Larger

Question 23

Path of the Left working cusp (centric cusp) during laterotrusive movement of the distolingual cusp on the maxillary first molar?

Answer 23

Through the lingual embrasure between the first and second premolars.

Question 24

Path of the non working mesiofacial cusp on the maxillary first molar during laterotrusive movement

Answer 24

Mesiofacial grove to the central fossa, and through the lingual groove of the mandibular first molar.

Question 25

Name the boarder movements of the most superior, anterior, and inferior in the sagittal plane respectively.

Answer 25

Maximum intercuspation Maximum protrusion point Max opening point

Question 26

Name the most anterior, posterior, and Lateral boarder movements in the frontal plane

Answer 26

Posterior: Centric relation Anterior: max protrusion Lateral: Extreme Right/Left Lateral movement

Question 27

The boarder movement in the frontal plane that is not visible

Answer 27

Centric relation is obscured by maximum intercuspation

Question 28

The correlation of all movements at the condyle level.. Where all movements cross eventually.

Answer 28

Centric Relation

Question 29

Factors that determine the hight of cusps and depth of | Fossa.

Answer 29

Vertical factors

Question 30

Factors that influence the direction or location of the ridges and groves and placement of cusps.

Answer 30

Horizontal factors

Question 31

Determines the amount of vertical movement the mandible can go through.

Answer 31

The steepness of the angle of the lingual surface of the anterior teeth.

Question 32

Every point on the mandible will move away from the horizontal reference plane if...

Answer 32

The PCF (condyle joints), and the ACF (anterior teeth) have the same angle.

Question 33

The factor that limits the movement of the nonworking condyle.

Answer 33

Morphology of the medial wall of the fossa, and the tempromanbular ligament of the working fossa.

Question 34

The two fixed variables in occlusal morphology

Answer 34

1. Condyle guidance angle | 2. Mandibular lateral translation, aka Bennet Movement

Question 35

What happens when a tooth is further away from the axis of rotation.

Answer 35

The wider the angle formed by the latter/mediotrusive pathways.

Question 36

As mandibularlaterl translation increases...

Answer 36

The angle between two the two latter/mediotrusive pathways also increases.