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DHY 122 Final

Total questions: 74

Worksheet time: 38mins

Name
Class
Date
1.

The pulp anatomy with 3 pulp borns is found in which incisor

a)

Tooth 7

b)

Tooth 8

2.

The mandibular canine is composed of how many developed lobes

a)

2

b)

3

c)

4

d)

5

3.

Which tooth often has an anomaly where the crown is shaped like a peg

a)

Mandibular centraos

b)

Maxillary laterals

c)

Mandibular canines

d)

Maxillary canines

4.

The maxillary canine has the longest _____ in the Dental arch

a)

Root

b)

Crown

5.

Using the international tooth designation system, what would the 2 digit code be for the permanent maxillary canine

a)

2,3

b)

4'2

c)

3'5

d)

1,3

6.

What is the greater development of the middle lobe named on the maxillary canine?

(a)  

7.

At approximately what age does the mixed debtition begin?

a)

2 years old

b)

6 years old

c)

12 years old

d)

18 years old

8.

The maxillary central incisors have facial and lingual heights of contour in the ______ third of the crown

a)

Incisal

b)

Middle

c)

Cervical

9.

Maxillary and mandibular identify the 2____ of the dentition

a)

Sextant

b)

Quadrants

c)

Arches

d)

Diphydonts

10.

The mandibular right lateral incisor is tooth number _____

a)

23

b)

24

c)

25

d)

26

11.

The number of mamelons seen on a newly erupted permanent maxillary central incisor is

a)

1

b)

2

c)

3

d)

4

12.

How many anterior teeth are present in the permanent dentition?

a)

4

b)

8

c)

12

d)

16

13.

In posterior teeth, the cups that fit into Fossa can grind food. They are called _____

a)

Balancing cusps

b)

Working cusps

c)

Prominent cusps

d)

Nonfunctional cusps

14.

On the mandibular canine, the mesial outline of the crown is straight and in line with the root

a)

True

b)

False

15.

The crown of the permanent mandibular central incisor can be divided into vertical thirds. The root of the permanent maxillary central incisor can be divided into horizontal thirds

a)

Both statements are true

b)

Both statements are false

c)

The first statement is true while the second is false

d)

The first statement is false while the second is true

16.

An elavatuon is _____

a)

Convex

b)

Concave

c)

Curved in

d)

Like a groove

17.

The distal Contact area of the maxillary canine is located

a)

At the junction of the incisal and middle thirds

b)

In the middle third

c)

In the incisal third

18.

What is an unerupted or partially erupted tooth that is positioned against another tooth, bone, or even soft tissue so that complete eruption becomes unlikely

a)

Permanent

b)

Impacted

c)

Primary

19.

What is the association between tooth #3 and tooth A

a)

Tooth #3 replaces tooth A

b)

Both are permanent teeth

c)

Both are primary teeth

d)

Tooth #3 erupts distal to tooth A

20.

How many vertical depressions are there in the development of the anterior teeth?

a)

1

b)

2

c)

3

d)

4

21.

How many surfaces does every tooth have?

a)

3

b)

4

c)

5

d)

6

22.

What side of the anterior teeth has the greatest curvature of the CEJ

a)

Mesial

b)

Distal

23.

Which tooth designation system is also known as the military tooth numbering system?

a)

Universal tooth designation system

b)

International standards organization system

c)

World health organization

d)

Palmer notation method

24.

The portion of the root covered by cementum Is called

a)

Clinical root

b)

Clinical crown

c)

Anatomical root

d)

Anatomical crown

25.

A maxillary lateral may have one or more (a)   or assessors cusps on the cingulum

26.

The _____ is the greatest elavation of the tooth either incisocervially or occlusocevervially on a specific surfaces of the crown

a)

Embrasure

b)

Crest of curvature

c)

Point angle

d)

Contact area

27.

The tooth root of any tooth is divided into

a)

Vertical thirds

b)

Horizontal thirds

c)

Bother vertical and horizontal thirds

28.

A _____ is a shallow wide depression in the lingual surface of anterior teeth or on the occlusal table of posterior teeth

a)

Cingulum

b)

Pit

c)

Fossa

d)

Interdental space

29.

What is the mythological creature who at night takes children's shed primary teeth from under their pillow and leaves a sum of cash

a)

The boogie man

b)

The easter bunny

c)

The fang witch

d)

The tooth fairy

30.

If the primary dentition is divided into 4 equal quadrants, how many teeth will be present in each quadrant

a)

4

b)

5

c)

8

d)

9

31.

Which cusp ridge of the maxillary canine is shorter?

a)

Distal

b)

Mesial

c)

Lingual

d)

Labial

32.

When attrition occurs, the wearing away of a tooth surface caused by tooth-to-tooth contact , the uncial edge can change on the mandibular Incisors. The Incisors may lose their symmetrical form, the inner____

a)

Cementum

b)

Dentin

c)

Cavity

33.

The _____ are the second most likely teeth to be congenital missing after the permanent third molars

a)

Second molars

b)

Lateral incisors

c)

Canines

d)

Central incisors

34.

The contacts of the mandibular lateral incisor are located in the

a)

Incisal third

b)

Cervical third

c)

At thr junction of the incisal and middle thirds

35.

Which tooth has the greatest height of contour for both labial and lingual surfaces than on any other tooth in the permanent dentition and is located in the cervical third?

a)

#9

b)

#7

c)

#10

d)

#6

36.

Which of the following has an occlusal surface?

a)

6

b)

8

c)

25

d)

3

37.

What is the surface of the tooth closest to the midline?

a)

Mesial

b)

Distal

38.

The number of cusps present on a permanent canine is

a)

1

b)

2

c)

3

d)

4

39.

How many teeth of the permanent dentiton are premolars

a)

4

b)

6

c)

8

d)

10

40.

Another name for the mandibular rest position is the freeway space

a)

True

b)

False

41.

An area between 2 or more root branches, before they divide from the root trunk is called___

a)

Furcation

b)

Crown

c)

Ridge

d)

Occlusal

42.

The maxillary first premolar is most likely to have ____ root canals (s)

a)

4

b)

3

c)

1

d)

2

43.

A "U" shaped mandibular second premolar has how many cusps?

a)

2

b)

1

c)

4

d)

3

44.

Decay found in the pits and fissures of maxillary premolars would be what classification?

a)

Class II

b)

Class III

c)

Class I

d)

Class IV

45.

Which of the following crown shapes is the most common to the maxillary third molar

a)

Square

b)

Heart

c)

Rhomboidal

d)

Triangular

46.

Which cusp of the maxillary first premolar is longer?

a)

Lingual

b)

Buccal

47.

The maxillary second premolar commonly has ____ root(s)

a)

2

b)

3

c)

4

d)

1

48.

Which tooth group is most likely to have a cusp of carabelli?

a)

Maxillary first molar

b)

Maxillary second molar

c)

Mandibular first molar

d)

Mandibular Second Molar

49.

The triangular ridge of each cusp on tooth #31 is inclined toward the:

a)

Buccal groove

b)

Central groove

c)

Lingual groove

d)

Mesial groove

50.

Which of the following developmental grooves is found on the crown of a permanent mandibular first molar, but not in the second molar

a)

Mesial groove

b)

Distobuccal groove

c)

Lingual groove

d)

Buccal groove

51.

Which of the following is not a triangular ridge groove that is present on #31

a)

Distomesial triangular ridge groove

b)

Mesiolingual triangular ridge groove

c)

Mesiobuccal triangular ridge groove

d)

Distolingular triangular ridge groove

52.

In reference to thr position of the central incisors in Occlusion, thr mandibular incisors generally overlap anterior to the maxiallary incisors

a)

Angles class III Occlusion

b)

Angles class II Occlusion

c)

Angles class I Occlusion

d)

Angles class I Normal Occlusion

53.

Which of the following describes the usual groove pattern on the occlusal table of the mandibular second molar?

a)

Linear

b)

Snake eyes

c)

Crescent

d)

Cross

54.

The mandibular first premolar has ____ root(s)

a)

2

b)

1

c)

3

55.

Which term does not apply to the surface of the teeth in the cheek side if the dental arches

a)

Buccal

b)

Facial

c)

Lingual

d)

Labial

56.

Which developmental groove descends onto the buccal surfaces of the mandibular second molar?

a)

Distobuccal

b)

Buccal

c)

Lingual

d)

Distal

57.

Which premolar resembles a mandibular canine?

a)

Maxillary first premolar

b)

Maxillary second premolar

c)

Mandibular first premolar

d)

Mandibular second premolar

58.

Using GV Black's classification, Interproximal decay found on the mandibular molars would be what classification?

a)

III

b)

II

c)

IV

d)

I

59.

Which class of tooth has no cusps?

a)

Incisor

b)

Premolar

c)

Canine

d)

Molar

60.

Between which cusps does the oblique ridge of the permanent maxillary first molar extend on the occlusal table

a)

MB, DL

b)

MB, ML

c)

ML, DB

d)

ML, DL

61.

In the middle of the ____ surface is a developmental depression which continues beyond the cervical line on the maxillary first premolar

a)

Buccal

b)

Mesial

c)

Lingual

d)

Distal

62.

How many triangular ridge grooves does the maxillary second premolar have on the occlusal view?

a)

It varies

b)

4

c)

2

d)

3

63.

Which group of teeth have oblique ridges?

a)

Maxillary premolars

b)

Maxillary molars

c)

Mandibular premolars

d)

Mandibular molars

64.

The height of contour on the lingual surface of the mandibular first premolar is in the:

a)

Middle thrid

b)

Cervical third

c)

Occlusal third

d)

Junction of the cervical and middle third

65.

The mesial and distal Contacts of the mandibular second premolars is located

a)

At the junction of the occlusal and middle thirds

b)

In the middle third

c)

In the cervical third

d)

In the occlusal third

66.

Which 2 cusps form the transverse ridge on the permanent maxillary second molar?

a)

ML cusp and MB cusp

b)

DL cusp and cusp of carabelli

c)

DL cusp and DB cusp

d)

ML cusp and DB cusp

67.

The angles classification are based on the relationship of the mesiobuccal____ of the maxillary first molar and the buccal ____ of the mandibular first molar

a)

Groove, Groove

b)

Groove, Cusp

c)

Cusp, Groove

d)

Cusp, Cusp

68.

All of the permanent molars are _____ because they do not replace any primary teeth

a)

Nonsuccedaneous

b)

Succedaneous

69.

What parts of the anatomy of the tooth is initially lost with grinding?

a)

Fissures

b)

Pits

c)

Fossae

d)

Cusps

70.

The buccal cusp of the mandibular first premolar is large and considered a ____ cusp

a)

Functional

b)

Balancing

c)

Non-centric

d)

Lingual

71.

Which premolar does the mesial marginal Groove cross over the mesial marginal ridge and extend to the middle third if the crown?

a)

Mandibular second premolar

b)

Maxillary first premolar

c)

Maxillary second premolar

d)

Mandibular first premolar

72.

The smallest cusp of all major cusps on tooth #3 is the:

a)

Cusp of carabelli

b)

Mesiolingual cusp

c)

Distobuccal cusp

d)

Distolingual cusp

73.

Of the mesial and distal ridges on the facial cusp of the mandibular first premolar, which is longer?

a)

Distal

b)

Mesial

74.

The mandibular third molar, compared to the mandibular second molar is:

a)

Less smooth on its occlusal surface

b)

Larger in the crown

c)

Longer in the roots