Excursive Movements

Question 1

When the mandible moves from Centric Occlusion to, edge to edge, the condyles move ______ and _____

Answer 1

Forward and downward

Question 2

The non-working condyle moves _____,_____, and ______

Answer 2

Non working condyles move downward, forward and medial

Question 3

Anterior guidance plays the greatest role in_____

Answer 3

Discluding the posterior teeth in latero-protrusive

Question 4

During NON masticatory swallowing describe the teeth relation

Answer 4

Teeth are in contact in intercuspal position

Question 5

What determines intercuspal position

Answer 5

Tooth contact

Question 6

Centric relation is a ______ position

Centric Occlusion is a _____ position

Answer 6

• Centric Relation–> ligament guided position
• Centric occlusion–> tooth guided position

Question 7

In Posslets envelop the most superior point represents?

Answer 7

Maximum intercuspal position= Centric Occlusion

Question 8

When the mandible moves from CO to edge to edge the condyles move ____, ___

Answer 8

Forward and downward

Question 9

Bennet Movement is

2 diff deff

Occurs during

Answer 9

The side shift of the mandible

Bodily shift of the mandible toward the working condyle

Occurs during the earliest stage of lateral movment

Question 10

Postral Position

Definition

Answer 10

• Physiological rest position
• 2-4 mm below ICP/CP on Posselts
• NOT a border position

Question 11

What controls the postral position

What if you move from PP to CO

Answer 11

• Determined by mandible musculature
• Moving from PP to CO
  
  • Use anterior fibers of temporalis
  • You are elevating the mandible (closing the mouth)

Question 12

Curve of Spee Definition

Answer 12

The anterior-posterior curvature of the occlusal surfaces as seen in a facial/buccal view

Think of Weee going down a slide

Question 13

Overjet definition

Answer 13

Horizontal overlap

Question 14

Overbite definition

Answer 14

Vertical overlap