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614 Intro to Restorative Dentistry > 15. Mn 1st and 2nd Molars > Flashcards

15. Mn 1st and 2nd Molars Flashcards

1
Q

Facial view: 1st Molar

Lingual cusps are _ than the facial cusps

A

taller

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2
Q

Facial view: 1st Molar

Lingual cusps are more _ than facial cusps

A

pointed

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3
Q

Facial view: 1st Molar

2 grooves are present: _ and _

A

MF groove

DF groove

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4
Q

Facial view: 1st Molar

The MF groove is the _ of the 2 facial grooves, often ending in a buccal of facial pit that often requires restorations

A

shortest

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5
Q

Facial view: 1st Molar

The cervical line dips down _

A

apically

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6
Q

Facial view: 1st Molar

Mesial outline is somewhat _ in its cervical 1/3 while the distal is straight or convex

A

concave

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7
Q

Facial view: 1st Molar

A deep depression is found on the root that gets more _ as it moves occlusally

A

shallow

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8
Q

Facial view: 1st Molar

The two roots at typically _ and more divergent than those of the 2nd and 3rd molars

A

longer

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9
Q

Facial view: 1st Molar

The mesial root is _ than the distal root with its mesial outline being convex

A

longer

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10
Q

Facial view: 1st Molar

Both roots from the facial view are _ MD than when viewed from the lingual

A

wider

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11
Q

Lingual view: 1st Molar

Tooth converges towards the _

A

lingual

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12
Q

Lingual view: 1st Molar

ML cusp will be somewhat _ and wider than the DL cusp

A

taller

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13
Q

Lingual view: 1st Molar

The cervical half of the entire lingual surface is relatively _ and flat

A

smooth

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14
Q

Lingual view: 1st Molar

Total root length is _ on the lingual surface due to the cervical line being 1mm closer to the occlusal

A

longer

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15
Q

Mesial view: 1st Molar

Greatest curvature of facial outline is in the _ third while on the lingual it is _ third

A

cervical

middle

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16
Q

Mesial view: 1st Molar

Only the _ cusps are visible since they are taller

A

mesial

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17
Q

Mesial view: 1st Molar

Anatomical crown length measures the same _ and lingually

A

facially

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18
Q

Mesial view: 1st Molar

Mesial root is visible only since it is _ faciolingually

A

wider

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19
Q

Mesial view: 1st Molar

Mesial root apex is in line with the _ cusp and facial to the FL long axis bisector

A

MF

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20
Q

Mesial view: 1st Molar

The facial outline of the mesial root is _ and straighter than the lingual outline

A

shorter

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21
Q

Mesial view: 1st Molar

Mesial root has a wide developmental root depression which is found on both the mesial and _ surface

A

distal

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22
Q

Distal view: 1st Molar

The distal cusp is said to be _ on the DF cusp

A

superimposed

23
Q

Distal view: 1st Molar
Longitudinal root depressions may be present on the mesial and distal aspects of the distal root, though they are _ FL and not as deep as those on the mesial root

A

narrower

24
Q

Occlusal view: 1st Molar

FL measurement is greatest in the _ half of the crown because of cervical ridges

A

mesial

25
Q

Occlusal view: 1st Molar

The facial half of crown is much _ than the lingual half

A

wider

26
Q

Occlusal view: 1st Molar

Tooth converges towards the _

A

lingual

27
Q

Occlusal view: 1st Molar

Mesial contact is located slightly _ to the FL bisector and about 1mm cervical to the MMR

A

facial

28
Q

Occlusal view: 1st Molar

Distal contact is located slightly _ to the FL bisector and about 1mm cervical to the distal ridge of the distal cusp

A

facial

29
Q 
Occlusal view: 1st Molar
Greatest size of cusp order:
MF
ML and DL
_
Distal
A

DF

30
Q 
Occlusal view: 1st Molar
Greatest height of cusp order:
ML
_
MF
DF
D
A

DL

31
Q

Occlusal view: 1st Molar

There is _ major fossa and 2 minor

A

1

32
Q

Occlusal view: 1st Molar

There are _ major developmental grooves

A

4

33
Q

Occlusal view: 1st Molar

The groove pattern of this tooth is either _, W, or Y

A

M

34
Q

Occlusal view: 1st Molar

Each cusp has a triangular ridge, yet none of them meet, this means that there are no _ ridges

A

transverse

35
Q

Facial view: 2nd Molar

Crown is _ MD and shorter occlusocervically than the 1st molar

A

narrower

36
Q

Facial view: 2nd Molar

Lingual cusps are _ than the facial cusps

A

taller

37
Q

Facial view: 2nd Molar

Lingual cusps are _ and more pointed

A

sharper

38
Q

Facial view: 2nd Molar

One facial groove is present that _ only a short distance on the facial surface

A

extends

39
Q

Facial view: 2nd Molar

The 2 cusps are about _ in MD width

A

equal

40
Q

Facial view: 2nd Molar

Mesial root is longer than the distal and are generally _ together

A

close or fused

41
Q

Lingual view: 2nd Molar

The lingual convergence is typically _ than that of the 1st molar

A

less

42
Q

Lingual view: 2nd Molar
Crown length is the same on the F and L surfaces with the _ cusps being taller due to the cervical line being higher occlusally on the lingual surface

A

lingual

43
Q

Mesial view: 2nd Molar

Greatest F curvature is in the _ third while the L is in the _ third

A

cervical

middle

44
Q

Mesial view: 2nd Molar

The tips of the _ cusps are nearer the FL long axis bisector

A

facial

45
Q

Mesial view: 2nd Molar

Mesial root has a root depression similar to that of the _ molar

A

1st

46
Q

Distal view: 2nd Molar

Distal surface is said to be more _ or convex, often placing the distal contact centered both FL and OC

A

rounded

47
Q

Occlusal view: 2nd Molar

All Mn molars are wider in their _ dimensions

A

MD

48
Q

Occlusal view: 2nd Molar

The distal outline is rounded while the mesial outline is more _

A

square

49
Q

Occlusal view: 2nd Molar

The tips of the _ cusps are usually located more lingually from the facial outline

A

facial

50
Q

Occlusal view: 2nd Molar

Central groove is slightly _ to the FL bisector

A

lingual

51
Q

Occlusal view: 2nd Molar

The 3 major grooves form a _

A

cross

52
Q

Occlusal view: 2nd Molar

Often many _ grooves associated with this tooth

A

supplemental

53
Q

Occlusal view: 2nd Molar

2 _ ridges are present

A

transverse

614 Intro to Restorative Dentistry (8 decks)

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