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D1 Spring - Occlusion & Fixed Pros. > 4/3: Interocclusal Contacts and Cuspal Pathways > Flashcards

4/3: Interocclusal Contacts and Cuspal Pathways Flashcards

1
Q

What are synonymous terms for functional cusps?

A

Supporting, centric, working, stamp cusps

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2
Q

What are synonymous terms for non functional cusps?

A

Guiding, non centric, non working, shearing cusps

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3
Q

What is the cusp-marginal ridge occlusion?

A

Each Functional cusp contacts the marginal ridges of opposing pair of teeth or fossae of opposing teeth

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4
Q

What is the arrangement of the cusp-marginal ridge?

A

One tooth to two teeth arrangement

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5
Q

What kind of occlusion do majority of natural dentitions have?

A

Cusp-marginal ridge occlusion

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6
Q

What is cusp-marginal ridge occlusion commonly used for?

A

Single restorations

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7
Q

What is the cusp-fossa occlusion?

A

Each functional cusp occludes in a fossa
of the opposing tooth

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8
Q

What is the arrangement of cusp-fossa occlusion?

A

Tooth to tooth arrangement

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9
Q

When is cusp-fossa occlusion used?

A

When restoring both opposing quadrants of teeth

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10
Q

What does the cusp marginal ridge occlusal relationship allow for?

A

some cusps to occlude onto
marginal ridges and some others to occlude into occlusal fossae

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11
Q

What does the cusp-fossa relationship allow for?

A

only for each cusp to occlude into one fossa

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12
Q

Cusp marginal ridge occlusion is “_______ to _____”

A

Tooth to two teeth

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13
Q

Cusp fossa occlusion is “_______ to _____”

A

Tooth to tooth

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14
Q

What are the anterior interocclusal contacts for the mandibular central incisor?

A

contacts the maxillary central incisor

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15
Q

Which teeth oppose only one tooth?

A

Mandibular central incisor
Max 3rd molar

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16
Q

Where does the mandibular lateral incisor contact?

A

The opposing maxillary central and lateral incisors

17
Q

Where does the mandibular canine contact?

A

Opposing maxillary lateral incisor and maxillary canine

18
Q

Where does the mandibular first premolar contact?

A

mesial marginal ridge of the maxillary first premolar and the distal marginal ridge of the maxillary canine (cusp marginal ridge)
OR
mesial fossa of the maxillary first premolar (cusp-fossa)

19
Q

Where does the mandibular second premolar contact?

A

mesial marginal ridge of the maxillary second premolar and the distal marginal ridge of the maxillary first premolar (cusp-marginal ridge)
OR
mesial fossa of the maxillary second premolar (cusp-fossa)

20
Q

In the mandibular first molar, what does the MB cusp contact?

A

the mesial marginal ridge of the maxillary first molar and the distal marginal ridge of the maxillary second premolar (cusp-marginal
ridge)
OR
mesial triangular fossa of the maxillary first molar (cusp-fossa)

21
Q

On the mandibular first molar, what does the MB cusp contact?

A

Central fossa of the maxillary first molar
(cusp-marginal ridge)
OR
central fossa of the maxillary first molar (cusp-fossa)

22
Q

On the mandibular first molar, what does the D cusp contact?

A

Usually non-functional/not in occlusion
OR
Contacts the distal fossa of the maxillary first molar (cusp-marginal ridge)
OR
Contacts the distal fossa of the maxillary first molar (cusp-fossa)

23
Q

On the mandibular second molar, what does the MB cusp contact?

A

mesial marginal ridge of the maxillary second molar and the distal marginal ridge of the maxillary first molar (cusp-marginal ridge)
OR
mesial triangular fossa of the maxillary second molar (cusp-fossa)

24
Q

On the mandibular second molar, what does the DB cusp contact?

A

Central fossa of the maxillary second molar (cusp-marginal ridge)
OR
Central fossa of the maxillary second molar (cusp-fossa)

25
Q

Where do the maxillary central incisors contact?

A

mandibular central and lateral incisors

26
Q

Where do the maxillary lateral incisors contact?

A

opposing mandibular lateral incisor and mandibular
canine

27
Q

Where do the maxillary canines contact?

A

opposing mandibular canine and overhangs-contacts the
mandibular premolar

28
Q

What does the maxillary first premolar contact?

A

distal fossa of the mandibular first premolar OR
distal marginal ridge of the mandibular first premolar molar and mesial marginal ridge of the mandibular second premolar (cusp-marginal ridge)
OR
distal fossa of the mandibular first premolar (cusp- fossa)

29
Q

Where does the maxillary second premolar contact?

A

distal fossa of the mandibular second premolar
OR
distal marginal ridge of the mandibular second
premolar molar and the mesial marginal ridge of the
mandibular first molar
(cusp-marginal ridge)
OR
distal fossa of the mandibular second premolar (cusp-fossa)

30
Q

Where does the maxillary first molar, ML cusp contact?

A

Central fossa of the mandibular first molar (cusp-marginal ridge)
OR
Central fossa of the mandibular first molar (cusp-fossa)

31
Q

Where does the maxillary first molar, DL cusp contact?

A

Distal marginal ridge of the mandibular first molar and the mesial marginal ridge of the mandibular second molar (cusp-marginal ridge)
OR
Distal fossa of the mandibular first molar (cusp-fossa)

32
Q

Where does the maxillary second molar, ML cusp contact?

A

Central fossa of the mandibular second molar
(cusp-marginal ridge)
OR
Central fossa of the mandibular second molar
(cusp-fossa)

33
Q

Where does the maxillary second molar, DL cusp contact?

A

Distal marginal ridge of the mandibular second (cusp-marginal ridge)
OR
Distal fossa of the mandibular second molar
(cusp-fossa)

34
Q

What are cuspal pathways?

A

The pathways each functional cusp will follow during excursive movements

35
Q

The pathways each functional cusp will follow during excursive movements:

A
  • Right Lateral Movement
  • Left Lateral Movement
  • Protrusive Movement
36
Q

What are cuspal pathways referred to as?

A
  • Working (also known as laterotrusive pathways)
  • Non-Working (also known as mediotrusive pathways)
  • Protrusive pathways
37
Q

Describe the pathways on tooth #30 as they contact tooth #3

A
38
Q

Describe the pathways on tooth #3 as they contact tooth #30

A

D1 Spring - Occlusion & Fixed Pros. (17 decks)

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