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DentalAnatomy BOARDS > Dental Anatomy Review Part 2 (individual teef) > Flashcards

Dental Anatomy Review Part 2 (individual teef) Flashcards

1
Q

Primary molar roots are considered more _______ and flared when compared to permanent. Primary molar roots are also _____ and ______ when compared to crown width and length.

A

SLENDER….narrow and long

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2
Q

How many LOBES do primary anterior teeth form from?

A

1…so NO mamelons!

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3
Q

The primary maxillary central incisor root rarely has any ______ in its shape…it is also considered more _____ at the apex, whereas the primary maxillary lateral incisor root is more ______ at the apex.

A

curvature….blunt…pointed

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4
Q

What is the general age range for a mixed dentition? (when first permanent tooth comes in and last primary tooth exits?

A

about 7-12 years old….so 1st grade to 6th grade!

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5
Q

When does calcification of primary teeth begin? When is the last calcification?

A

14 weeks yo! 14 16 17 15 19, 14 16 17 15.5 18…19 weeks yo!

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6
Q

What is the last primary tooth to erupt? When?

A

Maxillary 2nd molar…29 months (10 11 19 16 27, 8 13 20 16 29)

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7
Q

When is root completion of the primary teeth?

A

3.25 years…(1.5 2 3.25 2.5 3, 1.5 1.5 3.25 2.25 3)

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8
Q

When is the first sign of primary occlusion?

A

3 years old

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9
Q

Where are the permanent anterior teeth developing during the primary dentition? What about the permanent posteriors?

A

LINGUAL to the primary roots!…posteriors-in the furcation of the primaries.

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10
Q

In the primary maxillary lateral incisor-incisal view, the incisal ridge is curved toward the _______ surface.

A

facial

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11
Q

In a facial view of the primary mandibular central incisor, what shape is the incisal ridge?

A

STRAIGHT

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12
Q

In a facial view of the primary mandibular central incisor, is this tooth considered symmetrical? Also what is the proportion of crown to root?

A

YES… root length is 2x the crown length

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13
Q

What is the MOST UNIQUE feature of a the primary maxillary canine from a facial view?? ALSO what is the overall crown outline?

A

The MESIAL ridge is LONGER than the distal ((usually the opposite))…outline is diamond or (arrow)

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14
Q

Distal view of the Primary Maxillary 1st molar-Which root is the shortest?

A

DF

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15
Q

Distal view of the Primary Maxillary 1st molar- Which cervical convexity is most evident?

A

MF

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16
Q

Distal view of the Primary Maxillary 1st molar- Which marginal ridge is shorter?

A

distal is shorter than mesial

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17
Q

Mesial View-Primary Max 2nd Molar- Which cusp is not visible?

A

DL

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18
Q

Mesial View-Primary Max 2nd Molar-Which root is so curved that it goes outside the confines of the crown?

A

Lingual Root

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19
Q

Mesial View-Primary Max 2nd Molar-Which root is the widest?

A

MF (2/3 the apical area)

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20
Q

Occlusal view-Primary Second Molar: How many cusps?

A

5! (yes there is a cusp of carabelli)

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21
Q

Occlusal view-Primary Second Molar: what shape is the outline?

A

somewhat RHOMBOIDAL

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22
Q

Which has the bigger oblique ridge? Primary max 1st or 2nd molar?

A

2nd molar!!

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23
Q

THE #1 Primary tooth and View!!!-Facial View of the primary mandibular 1st molar: the mesial surface contour is relatively _____

A

flat

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24
Q

THE #1 Primary tooth and View!!!-Facial View of the primary mandibular 1st molar: Where are the contacts?

A

(occlusial portion of) middle 1/3 (almost to the junction of the middle and occlusial thirds)

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25
Q

THE #1 Primary tooth and View!!!-Facial View of the primary mandibular 1st molar: The cervical line SIGNIFICANTLY points/ dips apically on the ______ root surface.

A

mesial

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26
Q

THE #1 Primary tooth and View!!!-Facial View of the primary mandibular 1st molar: Which cusp is larger and taller from this view?

A

MF is larger and taller than DF

27
Q

THE #1 Primary tooth and View!!!-Facial View of the primary mandibular 1st molar: the cervical ridge is very _____ in the mesial half

A

CONVEX

28
Q

THE #1 Primary tooth and View!!!-Facial View of the primary mandibular 1st molar: which root is longer and straighter?

A

the mesial root!

29
Q

in a distal view of the primary mandibular first molar… how many roots can I see? How many cusps?

A

both roots are visible ( M and D)…all four cusps are visible!

30
Q

in a distal view of the primary mandibular first molar…where is the developmental root surface depression?

A

on the distal root

31
Q

Mesial view of the primary mandibular second molar- where is the lingual height of contour?

A

the middle 1/3

32
Q

Mesial view of the primary mandibular second molar- can I see the occlusial surface?

A

NO, the mesial marginal ridge is freggin huge

33
Q

Mesial view of the primary mandibular second molar- describe the curvature of the cervical line?

A

minimal

34
Q

Mesial view of the primary mandibular second molar-how many roots can I see?

A

one-just the mesial

35
Q

Mesial view of the primary mandibular second molar-where is the root surface depression the deepest?

A

in the apical 1/3

36
Q

Mesial view of the primary mandibular second molar-what is unique about the root apex?

A

it might have a serration! (its also blunt)

37
Q

occlusal view-primary mandibular 2nd molar- what is the overall outline shape?

A

“rectangular”

38
Q

occlusal view-primary mandibular 2nd molar- which permanent tooth does this resemble? How many cusps?

A

permanent mandibular 1st molar…5 cusps (3f, 2L)

39
Q

occlusal view-primary mandibular 2nd molar- instead of a distal marginal ridge groove, there is a “_____” where it splits into two.

A

“notch”

40
Q

occlusal view-primary mandibular 2nd molar-what are the three major fossae?

A

mesial triangular fossa, distal triangular fossa, central fossa

41
Q

occlusal view-primary mandibular 2nd molar- how many transverse ridges are present?

A

NONE

42
Q

What is the condition normally found in the permanent maxillary lateral incisor that the outer enamel surface is folded inward? (also called invaginatus) What is it caused by?

A

dens-in-dente…caused by infolding of the dental papilla during development

43
Q

What is the anomaly found in molar teeth where the root structure is completely fused all the way to the apex?

A

Pyramidalism

44
Q

What is the anomaly found in molars where the body of the tooth and pulp chamber is enlarged vertically?

A

Taurodontism

45
Q

What are the only teeth that Taurodontism happens to?

A

PERMANENT molars only!

46
Q

What are the two layers to an enamel pearl?

A

enamel and dentin

47
Q

Where are enamel pearls most found?-which teeth and which part of the tooth?

A

distal of 3rd molars and the FACIAL root furcation of other molars

48
Q

________ are extensions of the crown onto the root surface between roots.

A

Enamel Projections

49
Q

Perm Max Central Incisor, Lingual View- the lingual fossa is described as a wide, shallow “______” shaped depression. and the outline is what shape?

A

“dish” shaped….outline is trapezoidal

50
Q

Perm Max Central Incisor, Lingual View- the cingulum has 2 ridge “_______” that impinge on the lingual fossa.

A

“projections”

51
Q

Perm Max Central Incisor, Lingual View-The greatest curvature lingually of the cingulum and the crest of the cervical line gingival will be slightly ______ to the mesiodiastal long axis bisector of the crown.

A

distal

52
Q

Facial Aspect of the Perm Max Lat Incisor- how much shorter is it than the central? How much narrower?

A

1.0 to 1.5 mm shorter…2.0 mm narrower

53
Q

Facial Aspect of the Perm Max Lat Incisor- What is the shape of the crown outline?

A

trapezoidal

54
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals… Which tooth is more “angular”?

A

central

55
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals…which one has a straighter root?

A

central

56
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals…which has a convex cervical 1/3 on the facial?

A

lateral

57
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals…the crests of both cingulums are off set to the _____.

A

distal

58
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals…what are the shapes of their lingual fossae?

A

central- trapezoidal…lateral-triangular

59
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals…both contact areas are ______ faciolingually.

A

centered

60
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals…from a proximal view, both have and incisal edge that is over the CREST OF CURVATURE of the _____.

A

CEJ/cervical line

61
Q

BOOM CLAP THE SOUND OF MY HEART- Compare/contrast permanent maxillary centrals and laterals…Which one tends to get a lingual pit lesion?

A

lateral

62
Q

Permanent mandibular central incisor-mesial view: the anatomical crown is going to be 0.5mm greater on the facial than the lingual.

A

a

63
Q

Permanent mandibular central incisor-mesial view:

A

a

64
Q

Permanent mandibular central incisor-mesial view:

A

a

DentalAnatomy BOARDS (11 decks)

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