Chapters 6-11

Question 1

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

Answer 1

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

Question 2

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

Answer 2

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

Question 3

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

Answer 3

First Molar

Question 4

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).

Answer 4

+ 6 mm

Question 5

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

Answer 5

Horizontal
Oblique
Apical
Alveolar crest

Question 6

Which of the following are likely indications of periodontal disease?

Answer 6

Bleeding gums
Loss of bone
Category 3 mobility
Mucogingival stress

Question 7

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

Answer 7

Mandibular third molar

Question 8

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

Answer 8

Radicular palatal groove

Question 9

What phrase best defines a psuedopocket?

Answer 9

Gingival margin is located coronal to the CEJ

Question 10

Which of the following may occur with clinical attachment loss?

Answer 10

Loss of bone
Exposed root surface
Furcation involvement
Exposed root concavities

Question 11

What is (are) included into nonsurgical periodontal therapy?

Answer 11

Scaling
Root planing
Oral hygiene instructions
Application of local antibiotic agents

Question 12

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

Answer 12

Maxillary central and lateral incisor

Mandibular second premolar

Question 13

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

Answer 13

One

Question 14

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

Answer 14

Three, four

Question 15

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

Answer 15

Maxillary first premolar

Question 16

The two roots of a maxillary first premolar are called

Answer 16

Buccal and lingual

Question 17

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?

Answer 17

Buccal surface
Mesial surface
Distal surface

Question 18

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

Answer 18

Mandibular first premolar and second premolar

Question 19

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

Answer 19

Maxillary first molar and second molar

Question 20

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

Answer 20

Maxillary right central incisor and right lateral incisor

Question 21

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

Answer 21

The distal marginal ridge of the mandibular second premolar

Question 22

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?

Answer 22

Mandibular first premolar and second premolar

Question 23

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?

Answer 23

Mandibular first molar only

Question 24

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

Answer 24

Class I

Question 25

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

Answer 25

Composite resin

Question 26

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

Answer 26

Class I

Question 27

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

Answer 27

Decreased

Question 28

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

Answer 28

Class II

Question 29

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

Answer 29

Class III

Question 30

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

Answer 30

Three

Question 31

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)?

Answer 31

Mesiobuccopulpal

Question 32

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

Answer 32

Axiobuccal Axiopulpal Mesiopulpal

Question 33

Primary Maxillary 1st Molars

Answer 33

4 cusps resemble permanent premolar

Question 34

Primary Maxillary Canines

Answer 34

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

Question 35

6-7 years old

Answer 35

Mandibular centrals | 1st molars

Question 36

Primary molars

Answer 36

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

Question 37

Primary Teeth (Anterior)

Answer 37

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

Question 38

8-9 years old

Answer 38

Max laterals

Question 39

9-10 years old

Answer 39

Mandibular canines

Question 40

10-12 years old

Answer 40

1st premolars | Maxillary 2nd premolars

Question 41

11-12 years old

Answer 41

Maxillary canines | Mandibular 2nd molars

Question 42

11-13 years old

Answer 42

Mandibular 2nd molars

Question 43

12-15 years old

Answer 43

Maxillary 2nd molars

Question 44

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

Answer 44

Maxillary central incisor Maxillary first molar Mandibular first molar

Question 45

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

Answer 45

Secondary maxillary first molar

Question 46

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

Answer 46

20

Question 47

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

Answer 47

28

Question 48

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

Answer 48

Tooth A

Question 49

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.

Answer 49

5 to 7 years

Question 50

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

Answer 50

Mandibular first premolar | Primary maxillary canine

Question 51

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

Answer 51

Maxillary first premolar | Primary maxillary canine

Question 52

Which succedaneous tooth erupts beneath tooth J?

Answer 52

No. 13

Question 53

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

Answer 53

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

Question 54

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

Answer 54

Maxillary lateral incisor Maxillary central incisor Mandibular canine

Question 55

Which traits apply to a primary mandibular first molar?

Answer 55

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

Question 56

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

Answer 56

Turner tooth

Question 57

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

Answer 57

Fusion

Question 58

Which condition may be caused by habitually sucking on lemons?

Answer 58

Erosion

Question 59

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

Answer 59

Mandibular premolar area Maxillary incisor area Third molar area

Question 60

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

Answer 60

Mandibular canines

Question 61

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

Answer 61

Maxillary lateral incisors | Maxillary third molars