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DENTAL ANATOMY YEAH YEAH > Quiz DOS > Flashcards

Quiz DOS Flashcards

1
Q

Primary teeth are ______ in overall size and crown dimension.

A

Smaller

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2
Q

Primary teeth have markedly more prominent _____ ______ and are narrower in their “_____“(the location that surrounds the cervical line)

A

Cervical Ridges….”necks”

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3
Q

How does the color of primary teeth compare to perm?

A

LIGHTER in color

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4
Q

Primary posterior teeth (only molars) have roots that are more ______ _______.

A

Widely flared

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5
Q

The roots of primary ANTERIOR teeth are _______ & ______ compared to their respective crowns.

A

Narrower & Longer

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6
Q

______ roots with ______ crowns produce a marked difference in the cervical area.

A

Narrow roots with wide crowns

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7
Q

Concerning the Incisal View of the Primary Central Incisor:: Mesiodistal measurement is greater then the _______.

A

FacioLingual

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8
Q

Concerning the Incisal View of the Primary Central Incisor: The incisal ridge is _______ over the main bulk of the crown.

A

Centered

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9
Q

Concerning the Incisal View of the Primary Central Incisor: The incisal ridge has a slight curve to the ______ on the distal portion.

A

Lingual

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10
Q

Concerning the Incisal View of the Primary Central Incisor The ______ surface is much WIDER (& ______) then the lingual surface.

A

Facial….(& smoother)

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11
Q

Concerning the Incisal View of the Primary Central Incisor: The lingual surface _______ toward the cingulum.

A

Tapers

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12
Q

Concerning the Incisal View of the Primary Central Incisor: Mesial and distal surfaces are relatively ______ enabling good contact with adjoining teeth.

A

Wide

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13
Q

Concerning the FACIAL View of the Primary Maxillary Canine: What are the two “shapes”?

A

“Diamond” or “Arrow”

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14
Q

Concerning the Facial View of the Primary Maxillary Canine: The cusp position is slightly ______ to the center of the tooth.VERY UNIQUE TO THIS TOOTH

A

DISTAL

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15
Q

Concerning the Facial View of the Primary Maxillary Canine: The mesial cuspal ridge is slightly ______ than the distal cuspal ridge.

A

Longer (NOT MUCH THO!)

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16
Q

Concerning the Facial View of the Primary Maxillary Canine: The proximal contact locations are at ________ level.

A

the same level

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17
Q

Concerning the Facial View of the Primary Maxillary Canine: The facial ridge location is sightly on the ______ half.

A

DISTAL

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18
Q

Concerning the Facial View of the Primary Maxillary Canine: The root length is ______ that of the crown.

A

2X TWICE

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19
Q

Concerning the Facial View of the Primary Maxillary Canine: the root displays a curvature toward the ______.

A

DISTAL (distal drift yo)

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20
Q

Concerning the MESIAL view of the Primary Maxillary First Molar: The Facial ridge is EXTREMELY ______.

A

CONVEX

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21
Q

Concerning the MESIAL view of the Primary Maxillary First Molar: How many roots are visible?

A

2…MF is superimposed over the DF

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22
Q

OCCLUSIAL view of the Primary Maxillary Second Molar: There are __ cusps on this tooth. RANK them from LARGEST to smallest…

A

5..MesioLingual>MesioFacial>DistoFacial>DistoLingual>Cusp of Carabelli

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23
Q

OCCLUSIAL view of the Primary Maxillary Second Molar: There is a distinct ______ ridge involving the mesial cusps.

A

Transverse Ridge

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24
Q

DISTAL view of the primary mandibular FIRST molar! How many cusps are visible from the distal view?

A

ALL 4 CUSPS! (because the distal cusps are shorter then the medial cusps

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25
Q

DISTAL view of the primary mandibular FIRST molar! How many roots are visible?

A

2..both are visible because distal root is shorter

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26
Q

What is the anomaly when a tooth erupts in the wrong position?

A

Ectopic Eruption

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27
Q

Which two directions is an ectopically erupted tooth usually placed?

A

Facial or Lingual

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28
Q

WHAT is the MOST COMMONLY ROTATED tooth? What are the next two most common?

A

Maxillary Second PreMolar…then maxillary incisors and the maxillary first premolar (those premolars!)

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29
Q

What is the tooth MOST susceptible to DENS-in-DENTE?

A

The Permanent Maxillary Lateral Incisors

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30
Q

What is the anomaly when teeth are discolored (blue/grey or yellow/brown) and translucent?

A

DentinoGenesis Imperfecta

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31
Q

Concerning DentinoGenesis Imperfecta: the teeth have a _______ construct, making them prone to degradation and eventual ____.

A

Weaker….loss

32
Q

Concerning DentinoGenesis Imperfecta: Does this effect permanent or primary teeth or both?

A

BOTH

33
Q

Concerning DentinoGenesis Imperfecta: What is missing on the radiograph?

A

Partial or Total Absence of pulp chambers and root canals

34
Q

Permanent Maxillary Central Incisor: What is the CervicoIncisal Length?

A

10.5 mm

35
Q

Permanent Maxillary Central Incisor: What is the MesioDistal width?

A

8.5 mm

36
Q

Permanent Maxillary Central Incisor: What is the FacioLingual depth?

A

7.0 mm

37
Q

What is the LINGUAL FOSSA in the INCISAL 1/2 of the permnent maxillary central incisor described as?

A

A wide, shallow “dish-shaped” depression

38
Q

What is the OVERALL shape of the lingual fossa on a perm max cent incisor?

A

Trapezoidal

39
Q

How much of the lingual surface of a perm max Lat Incisor does the lingual fossa occupy?

A

The Incisal 2/3 (a LONG ass fossa!)

40
Q

What are the boundaries of the perm max Lat Incisor lingual fossa?

A

Lingo-Incisal Ridge, Mesial and Distal Marginal ridges, and the cingulum

41
Q

When looking at the perm Max Lat Incisor: the cingulum is limited to the _______ ___ of the crown. What do the Distal marginal ridges form as they flow into the cingulum?

A

Cervical 1/3 of the crown…they form a “V”

42
Q

When comparing MAX central & lateral incisors: Which is larger?

A

Central…DUH!

43
Q

When comparing MAX central & lateral incisors: Which is more “angular”?

A

The central (ave) :)

44
Q

When comparing max central & lateral incisors: Which has the straighter root?

A

Central!

45
Q

When comparing max central & lateral incisors: Which INCISAL 1/3 is flat? Which is convex?

A

Central incisal 1/3=flat….Lateral Incisal 1/3=convex

46
Q

When comparing max central & lateral incisors: Which can have variations/anomalies?

A

the Lateral…central almost never varies..

47
Q

When comparing max central & lateral incisors: which direction are BOTH of their cingulum crests offset to?

A

THE DISTAL!

48
Q

What is the shape of the perm max cent incisor lingual fossa?

A

“trapezoidal”

49
Q

What is the shape of the perm max lat incisor lingual fossa?

A

“triangular”

50
Q

When looking at the FACIAL view of the Perm Man Central Incisor: What shape is the outline?

A

Trapezoidal

51
Q

When looking at the FACIAL view of the Perm Man Central Incisor: The incisal edge is _______ and at a ______ angle to the long axis of the tooth.

A

straight….right angle

52
Q

When looking at the FACIAL view of the Perm Man Central Incisor: the medial and distal incisal line angles are both said to be _____.

A

Sharp

53
Q

When looking at the FACIAL view of the Perm Man Central Incisor: The distal incisal line angle is slightly more ______ then the mesial incisal line angle.

A

rounded

54
Q

When looking at the FACIAL view of the Perm Man Central Incisor: Where are the contact areas? What happens if there is wear?

A

BOTH m and d on Incisal 1/3…The contacts “move up” to the incisal edge

55
Q

When looking at the FACIAL view of the Perm Man Central Incisor: the incisal 1/3 of the crown surface is relatively _____.

A

flat

56
Q

When looking at the FACIAL view of the Perm Man Central Incisor: the cervical 2/3 of the crown surface is ______.

A

convex

57
Q

Incisal View- Perm Man Lat Incisor: The incisal ridge will be _______ to the FacioLingual bisector of the crown outline.

A

LINGUAL

58
Q

When looking at the FACIAL view of the Perm Man Central Incisor: the ______ end of the ridge will be more toward the lingual then the mesial end.

A

Distal

59
Q

When looking at the Facial view of a Perm Max Canine: There is a ________ in the DF Cervical 1/3, that is also represented by the distal outline of the crown.

A

Concavity!!!! Very Unique!!

60
Q

Facial View- Perm MAN Canine: The mesial crown outline is straight and continuous with the _____ _____ outline.

A

mesial root

61
Q

Facial View- Perm MAN Canine: The cusp tip is slightly to the _____ to the MD bisector.

A

Mesial

62
Q

Facial View- Perm MAN Canine: The mesial cuspal ridge is ______ than the distal cuspal ridge.

A

Shorter

63
Q

Facial View- Perm MAN Canine: The cervical line presents with a _________ _________ that dips in an apical direction. WHAT other tooth ALSO has this VERY unique feature???

A

SemiCircular Curvature…MAX CENT INCISOR

64
Q

Incisal View-Permanent Man Canine: The crown is ______ on the facial than on the lingual…It TAPERS!!! toward the ______.

A

Bulkier…….Lingual

65
Q

Incisal View-Permanent Man Canine: The crown is ______ on the mesial then on the distal….it TAPERS toward the ______.

A

Bulkier….Distal

66
Q

CENTRAL vs LATERAL perm man incisors!!!! Which is SMALLER?

A

Central smaller then Lateral

67
Q

CENTRAL vs LATERAL perm man incisors!!!! Which is more “angular”?

A

Central is more angular

68
Q

CENTRAL vs LATERAL perm man incisors!!!! Both roots have mesial and distal _____ ______.

A

Root Depresssions

69
Q

CENTRAL vs LATERAL perm man incisors!!!! Which exhibits 2 pulp canals???

A

LATERAL

70
Q

CENTRAL vs LATERAL perm man incisors!!!! Which incisal edge is straighter?

A

Central (like a RULER)

71
Q

CENTRAL vs LATERAL perm man incisors!!!! Which one exhibits a LINGUAL TWIST on the incisal edge?

A

Lateral

72
Q

CENTRAL vs LATERAL perm man incisors!!!! Which exhibuts BILATERAL SYMMETRY?

A

Central

73
Q

CENTRAL vs LATERAL perm man incisors!!!! BOTH of them have slightly _____ positioned crests of the cingulum.

A

Distally

74
Q

CENTRAL vs LATERAL perm man incisors!!!! The contact areas of both incisors are located in the ______ __.

A

Incisal 1/3

75
Q

CENTRAL vs LATERAL perm man incisors!!!! Which exhibits less incisal embrasure space?

A

Central (ruler like incisal edge!)

76
Q

CENTRAL vs LATERAL perm man incisors!!!! Both incisors from a proximal view display an incisal edge that is ______ positioned.

A

Lingually

DENTAL ANATOMY YEAH YEAH (9 decks)

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