Molars Flashcards

1
Q

What is the height of contour for all molars looking at the proximal side?

A

Facial: cervical third
Lingual: middle third

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2
Q

What tooth has carabelli’s cusp?

A

First maxillary molar

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3
Q

What tooth has a rhomboidal occlusal table?

A

First maxillary molar

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4
Q

What tooth has a heart occlusal table?

A

Second maxillary molar

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5
Q

What tooth can have a heart or rhomboidal occlusal table?

A

Third maxillary molar

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6
Q

What tooth has a hexagonal occlusal table?

A

First mandibular molar

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7
Q

What tooth has a rectangular occlusal table?

A

Second mandibular molar

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8
Q

Which tooth has a DB and a MB groove?

A

First mandibular molar

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9
Q

Name the cusps on the maxillary first molar from largest to smallest

A

ML>MB>DB>DL>D

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10
Q

Name the cusps on the mandibular first molar from largest to smallest

A

MB>ML=DL>DB>D

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11
Q

What tooth has an oblique ridge?

A

First maxillary molar

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12
Q

Name the cusps in the second maxillary molar from largest to smallest

A

ML>MB>DB>DL

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13
Q

Does the first mandibular molar have any transverse or oblique ridges?

A

No

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14
Q

What are the functional cusps on the mandibular molars?

A

Buccal cusps

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15
Q

Which tooth has two transverse ridges?

A

Second mandibular molar

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16
Q

What are the functions of the molars?

A

Mastication, maintenance of vertical dimension, supports cheeks, keeps tongue confined in arch

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17
Q

Which is bigger on all the molars? Mesiodistal or occlusocervical?

A

Mesiodistal

The molars are the shortest teeth in the mouth

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18
Q

For all molars, which are generally larger: medial or distal cusps?

A

Medial cusps

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19
Q

Where are the interproximal contacts?

A

Middle third

20
Q

As you move from the first to the third molar, what happens to the roots?

A

The roots are closer together

21
Q

How many roots does the maxillary molars have?

22
Q

On the maxillary first molar, explain the inclination and the roots general appearance.

A

Inclines distally
Roots converge at the apex
Palatal root is the longest

23
Q

Where is carabelli’s cusp located?

A

Lingual aspect of the mesiolingual cusp

24
Q

What does the maxillary molar primary cusp triangle consist of?

A

Mesiolingual
Mesiobuccal
And distobuccal cusps

25
What is the only molar that has a lingual to buccal taper?
The first maxillary molar
26
What's makes up the oblique ridge on the maxillary first molar?
Triangular ridge of the distobuccal cusp | The distal cusp ridge of the mesiolingual cusp
27
What's are the seven grooves visible on the maxillary first molars?
``` Central groove of the central fossa Buccal groove Buccal groove of the central fossa Distal occlusal groove Transverse groove of the oblique ridge Lingual groove Fifth cusp groove ```
28
Which root in maxillary molars has two or more root canals?
Mesiobuccal root
29
How many roots do mandibular molars typically have?
2
30
What frequently needs to be restored on the mandibular first molar?
Buccal pit
31
Which tooth has a cervical ridge?
Mandibular first molar
32
Which is more occlusal on the mandibular first molar: the lingual cervical line or the buccal cervical line?
Lingual cervical line
33
What is the anatomical crown?
The area of tooth that is covered with enamel
34
What is the clinical crown?
The amount of tooth exposed occlusal of the gingiva
35
What is the anatomical root?
The part of the tooth covered by cementum
36
What's is the clinical root?
The amount of tooth embedded in the alveolar bone
37
Which is taller on mandibular first molars: mesial or buccal cusps?
Mesial
38
Which root is wider: mesial or distal?
Mesial
39
Does mandibular or maxillary molars have a lingual tilt?
Mandibular
40
What are the developmental grooves of the mandibular first molar?
Central groove Mesiobuccal groove Distobuccal groove Lingual groove
41
Which tooth has two roots that are closer together and more parallel?
The second mandibular molar
42
Which tooth has a mesial root with a slightly curved tip?
Second mandibular molar
43
Which prominence contributes to the distal convergence on the second mandibular molar?
The mesiobuccal prominence
44
Which tooth has a distinct + shape made of developmental grooves?
Second mandibular molars
45
Which tooth has pits that are within the fossa?
Second mandibular molar