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Dental Anatomy > Chapters 6-11 > Flashcards

Chapters 6-11 Flashcards

1
Q

Which of the following descriptors apply (applies) to the normal, healthy gingiva?

A

Coral pink or pink with masking melanin
Resilient
Stippled
Knife edged in profile

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2
Q

Which of the following locations is likely to have a root furcation?

A

Buccal of the root of the maxillary molar
Buccal of the root of the mandibular molar
Mesial of the root of a maxillary molar
Lingual of the root of a mandibular molar

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3
Q

Which maxillary tooth has its furcation closest to the cervical line of the tooth (only one correct answer)?

A

First Molar

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4
Q

What is the clinical attachment loss of a tooth with +2 mm of gingival recession and a 4 mm pocket? (There is only one correct answer).

A

+ 6 mm

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5
Q

Which of the following periodontal fibers attach to cementum and alveolar bone?

A

Horizontal
Oblique
Apical
Alveolar crest

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6
Q

Which of the following are likely indications of periodontal disease?

A

Bleeding gums
Loss of bone
Category 3 mobility
Mucogingival stress

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7
Q

The furcations are likely to be farthest away from the cervical portion of the tooth in which ONE of the following teeth?

A

Mandibular third molar

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8
Q

Which of the following is (are) considered as root anomalies?

A

Radicular palatal groove

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9
Q

What phrase best defines a psuedopocket?

A

Gingival margin is located coronal to the CEJ

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10
Q

Which of the following may occur with clinical attachment loss?

A

Loss of bone
Exposed root surface
Furcation involvement
Exposed root concavities

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11
Q

What is (are) included into nonsurgical periodontal therapy?

A

Scaling
Root planing
Oral hygiene instructions
Application of local antibiotic agents

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12
Q

Which teeth are NOT likely to have root depressions on both the medial and distal surfaces of the root?

A

Maxillary central and lateral incisor

Mandibular second premolar

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13
Q

Maxillary anterior teeth are most likely to have how many root canals?

A

One

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14
Q

Maxillary first molars are most likely to have _____ roots and _______ root canals?

A

Three, four

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15
Q

The one premolar most likely to have two roots (and two root canals) is the

A

Maxillary first premolar

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16
Q

The two roots of a maxillary first premolar are called

A

Buccal and lingual

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17
Q

On a tooth with severe bone loss due to periodontal disease, a probe can access the root furcation of a maxillary first molar on which of the following surfaces?

A

Buccal surface
Mesial surface
Distal surface

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18
Q

In the maximum intercuspal position (MIP), which two teeth occlude with the maxillary first premolar?

A

Mandibular first premolar and second premolar

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19
Q

In MIP, which two teeth occlude with the mandibular second molar?

A

Maxillary first molar and second molar

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20
Q

Which two teeth would occlude with the incisal edge of the right mandibular lateral incisor during protrusion of the mandible?

A

Maxillary right central incisor and right lateral incisor

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21
Q

In MIP, with what landmark would the lingual cusp of the maxillary second premolar occlude?

A

The distal marginal ridge of the mandibular second premolar

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22
Q

If this person did not have class I occlusion but had class II occlusion (where the mandible was positioned one full tooth distal to its class I position), which tooth or teeth would contact the maxillary second premolar?

A

Mandibular first premolar and second premolar

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23
Q

If this person did not have class I occlusion but had class III occlusion (where the mandible was positioned one full tooth medial to its class I position), which tooth or teeth would contact the maxillary second premolar?

A

Mandibular first molar only

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24
Q

What is the class of decay found in the buccal pit of tooth No. 19?

A

Class I

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25
Q

Which material is more likely to be used for a conservative class III restoration (mesial and facial surfaces) on tooth No. 8?

A

Composite resin

26
Q

Caries in the lingual fossa of tooth No. 7 is an example of which class of caries?

A

Class I

27
Q

Throughout the end of the 20th century, has occurrence of dental caries in children increased, decreased, or stayed the same?

A

Decreased

28
Q

Which class(es) of caries occur(s) in posterior teeth but not anterior teeth?

A

Class II

29
Q

Which class(es) of caries occur(s) in anterior teeth but not in posterior teeth?

A

Class III

30
Q

A point angle is the junction of how many cavity preparation walls?

A

Three

31
Q

Which of the following are point angles in a conservative class I preparation (if it has not extended onto the buccal or lingual surfaces to include buccal or lingual grooves)?

A

Mesiobuccopulpal

32
Q

Which of the following are line angles within a DO-A preparation?

A

Axiobuccal
Axiopulpal
Mesiopulpal

33
Q

Primary Maxillary 1st Molars

A

4 cusps resemble permanent premolar

34
Q

Primary Maxillary Canines

A

As wide mesiodistally as they are long incisocervically and narrower mesiodistally medial cusp ridge longer than distal cusp

Mesial contact more cervical than the distal contact

35
Q

6-7 years old

A

Mandibular centrals

1st molars

36
Q

Primary molars

A

1st molars smaller than 2nd molars
Roots are slender and spread out
Root furcations are nearer to the crown
Equal cusps

37
Q

Primary Teeth (Anterior)

A

Prominent convex cervical ridges
Prominent cingulum
Roots longer than crown and thinner mesiodistally
Roots bend labially in adical 3rd and lingually cervical third
Centrals only teeth where crown is wider mesiodistally

38
Q

8-9 years old

A

Max laterals

39
Q

9-10 years old

A

Mandibular canines

40
Q

10-12 years old

A

1st premolars

Maxillary 2nd premolars

41
Q

11-12 years old

A

Maxillary canines

Mandibular 2nd molars

42
Q

11-13 years old

A

Mandibular 2nd molars

43
Q

12-15 years old

A

Maxillary 2nd molars

44
Q

Which primary teeth have crowns that are wider mesiodistally than they are long inciso- or occluso-cervically?

A

Maxillary central incisor
Maxillary first molar
Mandibular first molar

45
Q

Which one tooth is adjacent and distal to the primary maxillary second molar in a 7-year-old?

A

Secondary maxillary first molar

46
Q

How many teeth should be visible in the mouth of a 3-year-old?

A

20

47
Q

How many teeth should be present in the mouth of a 13-year-old?

A

28

48
Q

Which primary molar most resembles a secondary maxillary right first molar?

A

Tooth A

49
Q

What would you estimate to be the dental age of a child with the following teeth: all primary maxillary incisors, canines, and molars; secondary mandibular incisors and first molars.

A

5 to 7 years

50
Q

Which teeth (primary or secondary) have the medial proximal contact positioned more cervically than the distal proximal contact?

A

Mandibular first premolar

Primary maxillary canine

51
Q

Which teeth (secondary or primary) have the medial cusp ridge of the facial cusp longer than the distal cusp ridge of the facial cusp?

A

Maxillary first premolar

Primary maxillary canine

52
Q

Which succedaneous tooth erupts beneath tooth J?

A

No. 13

53
Q

Which of the following traits can be used to differentiate primary teeth from secondary teeth?

A

Primary teeth have greater facial cervical bulges
Primary teeth have relatively thinner and longer roots
Primary teeth are whiter
Primary teeth have relatively larger pulps

54
Q

Which of the following secondary teeth would you expect to be erupted in the average 9-to 10-year-old?

A

Maxillary lateral incisor
Maxillary central incisor
Mandibular canine

55
Q

Which traits apply to a primary mandibular first molar?

A

It has a prominent buccal cervical bulge
It has a prominent medial marginal ridge
It has a prominent transverse ridge

56
Q

What condition may result when a forming succedaneous tooth is located next to an abscess on an adjacent primary tooth?

A

Turner tooth

57
Q

An adult has only three maxillary incisor crowns, but one of the crowns is doubled in width and notched. What do you suspect?

A

Fusion

58
Q

Which condition may be caused by habitually sucking on lemons?

A

Erosion

59
Q

Which three of the following locations are most likely to have supernumerary teeth form?

A

Mandibular premolar area
Maxillary incisor area
Third molar area

60
Q

Which one of the following teeth that are normally single rooted are most likely to have a bifurcated root?

A

Mandibular canines

61
Q

Which two of the following are most likely to exhibit unusually formed crown morphology?

A

Maxillary lateral incisors

Maxillary third molars

Dental Anatomy (3 decks)

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