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DA > 2016 > Flashcards

2016 Flashcards

1
Q

Arrange these dimensions of maxillary central incisor from largest to smallest:

  1. incisocervical
  2. mesiodistal
  3. faciolingual
A

1,2,3

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2
Q

Which of the following statements is true regarding maxillary central incisor in a facial view?

A. mesial prox contact is located further cervically than distal proximal contact
B. root apex curves distally
C. presence of scalloped projections in incisal edge as tooth erupts that delineate the lobes, known as mamelons

A

C

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3
Q

Which is true when comparing maxillary central and lateral incisors from facial view?

A) the incisal edge is straighter mesiodistally on lateral incisor
B) mesioincisal angle is sharper on lateral incisor
C) greater curvature of incisal edge in lateral incisors
D) mesioincisal angle is more rounded on central incisor

A

C

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4
Q

Which of the following is correct comparison between maxillary CI and maxillary LI from lingual view?

A) cingulum is narrow mesiodistally on LI
B) central incisor commonly has a lingual pit than the lateral incisor
C) central incisor has a linguogingival groove than the lateral incisor

A

A

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5
Q

Which is correct comparison btwn maxillary CI and maxillary LI from an incisal view?

A) faciolingual crown dimension of both are the same
B) central incisor has rounder crown than lateral incisor
C) mesiofacial and distofacial line angel are rounder in lateral incisor
D) the lateeal incisor is flatter than central incisor

A

C

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6
Q 
Which anterior tooth has greatest cervical line curvature towards incisal edge on mesial side?
A) maxillary canine
B) maxillary central incisor
C) maxillary lateral incisor
D) mandibular central incisor
E) mandibular lateral incisor
A

B

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7
Q 
From which view would the maxillary LI resemble maxillary CI?
A) incisal view
B) mesial view
C) distal view
D) facial view
A

B

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8
Q 
If you were holding the maxillary CI and mandibular LI in your hands comparing them. Which of the following is least effective means in distinguishing between them?
A) crown size
B) form of root
C) number of marginal ridges
D) mesiodistal form of incisal edge
A

C

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9
Q 
If you are trying to distinguish btwn mandibular LI and mandibular CI which of the following is the best view?
A) mesial view
B) facial view
C) incisal view
D) distal view
E) lingual view
A

C

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10
Q 
Imagine you are holding maxillary CI and maxillary LI in your hands, which of the following charafteristics would be the least effective means to differentiate btwn them?
A) mesial proximal contact
B) distal proximal contact 
C) crown size
D) distoincisal angle
A

A

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11
Q 
Which of the following teeth has a crown with bilateral symmetry?
A) mandibular central incisors
B) maxillary central incisors
C) mandibular lateral incisors
D) maxillary lateral incisors
A

A

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12
Q 
Which anterior tooth has the longest incisocervical dimension?
A) mandibular canine
B) maxillary CI
C) maxillary LI
D) maxillary canine
A

A

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13
Q 
Which tooth may have a bifurcated root?
A) mandibular CI
B) maxillary CI
C) maxillary LI
D) mandibular canine
E) mandibular LI
A

D

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14
Q

How to differentiate between man and max canines?
A) facial surface of crown and root curvature in mesial view
B) cusp sharpness
C) location of wear facets
D) all of the above

A

D

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15
Q 
Which dimension is greater on mandibular canine compared with maxillary canine?
A) incisocervical
B) mesiodistal
C) faciolingual
D) root length
A

A

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16
Q

Which of the following anatomical characteristics would be least effective in differentiating between mandibular canines and maxillary canines?
A) cusp sharpness
B) mesiodistal dimension of crown
C) overall tooth length (root and crown combined)
D) incisocervical location of distal proximal contact
E) cingulum size

A

C

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17
Q 
Which anterior teeth has long axis bisecting line lingual to incisal edge?
A) maxillary CI
B) maxillary LI
C) mandibular LI
D) mandibular CI
E) maxillary canine
A

E

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18
Q

Which of the following dimensions is smaller on mandibular canine compared to maxillary canine?

  1. Length of mesial cusp ridge
  2. Mesiodistal crown dimensions
  3. Distance between cusp tip and distal proximal contact
A

1 & 2

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19
Q

Which of the following is a unique characteristic of anterior teeth that is not present in any other tooth?
A) alignment of mesial side of crown with root of mandibular canine
B) facial development groove of maxillarg Ci

A

A

20
Q

Which of the following dimensions is smaller on mandibular canine compared to maxillary canine?

1. Length of mesial cusp ridge

2. Mesiodistal crown dimensions
3. Distance between cusp tip and distal proximal contact

A) 1

B) 2

C) 1 and 2
D) 1 and 3

A

C

21
Q

which of the following is a unique characteristic of anterior teeth that is not present in any other tooth?

A) The alignment of the mesial side of the crown with the root of mandibular canine
B) Facial developmental grooves of maxillary central incisor

A

A

22
Q

Which of these has a greater faciolingual crown dimension than a mesiodistal crown dimension ?
1. Mandibular lateral incisor

2. Maxillary canine
3. Mandibular canine

A) 1 only

B) 2 only

C) 1 and 2

D) All of the above

A

D

23
Q

arrange these proximal contacts from closest to the cervical line to the closest to the incisal surface:

1. Distal proximal contact of mandibular lateral incisor

2. Distal proximal contact of maxillary central incisor
3. Distal proximal contact of maxillary canine

4. Distal proximal contact of mandibular central incisor
A) 4-1-2-3
B) 4-2-1-3
C) 3-2-1-4
D) 3-1-2-4

A

C

24
Q 
Which of the following anterior teeth has the greatest faciolingual crown dimension? 
A) Maxillary central incisor

B) Maxillary lateral incisor

C) Maxillary canine 
D) Mandibular central incisor 
E) Mandibular lateral incisor
A

C

25
Q 
Which of the following anterior teeth has the largest mesiodistal crown dimension? 
A) Mandibular lateral incisor

B) Maxillary lateral incisor

C) Maxillary canine 
D) Maxillary central incisor 
E) Mandibular canine
A

D

26
Q

What is a correct comparison between maxillary first premolar and maxillary second premolar:
A) The crown is more symmetrical on the second premolar

A

A

27
Q

What is correct regarding the comparison of a maxillary first and second premolar from an occlusal view?

A) Greater mesial displacement of the lingual cusp tip on the maxillary second premolar

B) Central developmental groove has a greater mesiodistal dimension on the second premolar
C) The marginal ridges have a greater mesiodistal dimension on the maxillary first premolar
D) The fossae are closer together on a maxillary second premolar

E) The maxillary first premolar has more supplemental grooves

A

D

28
Q

Which of the following is a UNIQUE CHARACTERISTIC of maxillary first premolar?
A) The only premolar where the mesial cusp ridge longer than the distal cusp ridge

B) The only premolar that has a greater developmental root depression on the mesial side than the distal
C) The only tooth that has a deep crown developmental depression on the mesial side
D) All of the above answers are correct

A

D

29
Q 
Which tooth has a greatest developmental root depression on the distal view? 
A) Mandibular lateral incisor

B) Maxillary canine

C) Mandibular first molar 
D) All of the above
A

D

30
Q

Which is a correct comparison between mandibular first and second premolars?

A) There is a greater difference between the heights of the lingual and facial cusps on the first premolar

A

A

31
Q

Which of the following is a correct comparison between mandibular first premolar and mandibular second premolar on occlusal view?

A) first premolar has 2 cusps and second premolar usually has 3 cusps

B) Second premolar is diamond shaped occlusal view
C) first premolar has a central fossa

D) first premolar has a greater faciolingual dimensions
E) first premolar has a larger occlusal table.

A

A

32
Q 
Which of the following is a unique characteristic of the mandibular first premolar: 
1. It is the only posterior tooth that has a mesial marginal ridge that slopes lingually
2. It is the only posterior tooth that has a mesial marginal ridge that is more cervical than the distal marginal ridge
3. The posterior tooth with the smallest faciolingual length 
A) 1 only

B) 1 and 2

C) 1 and 3

D) 2 and 3

E) All of the above
A

E

33
Q 
Which cusp of the first maxillary molars is the tallest? 
A) Mesolingual 
C) Mesofacial 
D) Distofacial 
E) Distolingual
A

A

34
Q

What is the best way to distinguish between mandibular first molar and second molar?
A) Number of cusps

A

A

35
Q

What is the widest cusp mesiodistally on maxillary first molar?
A) Distofacial cusp

B) Mesiofacial cusp
C) Distoligual cusp
D) Mesiolingual cusp

A

D

36
Q

What is true about the maxillary first molar?

A) The palatal root extends lingually to the crown

B) The lingual developmental groove terminates in the mesiodistal center of the lingual surface

C) The transverse groove of the oblique ridge connects the central fossa and the distal fossa
D) All of the above

A

D

37
Q

Which of these statements is NOT CORRECT when comparing maxillary molars from an occlusal view?

A)The first molar has a rhomboid form

B) The third molar has a heart shape form
C) Distal taper of the second molar is more than the first molar
D) Distolingual cusp of the second molar is the same size as the first molar
E)The oblique ridge in the second molar is smaller than the first

A

D

38
Q

which of the following is the correct compassion between maxillary first molar and second molar?
A) The first molar has a larger faciolingual crown dimension.
B) The first molar has a longer root.
C) The first molar has the cusp of carabelli.
D) All of the above

A

C

39
Q

What is the correct comparison between maxillary first, second, and third molars?
A) The third has the shortest root

A

A

40
Q

When comparing the three maxillary molars, Which of the following is a correct statement?
A) The third molar has the greatest cervio-apical dimension of the root.
B) The third molar has the shortest root.
C) The roots of second molar in closer in proximity than the first molar
D) All of the above

A

D

41
Q

What is the unique characteristics shared by first and second maxillary molars? A) Largest faciolingual dimension of all teeth
B) has a cusp with two triangular ridges
C) Distal proximal contact located both faciolingually and mesiodistally
D) A and B

E) All of the above

A

D

42
Q 
If a tooth has a lot of variations, which of the following teeth is most likely to have an abnormally small crown?

1. Maxillary lateral incisor

2. Maxillary third molar 
3. Mandibular third molar 
A) Only 1

B) Only 2

C) 1 and 2

D) All of the above
A

C

43
Q

Which one of the following features is INCORRECT regarding all molars?
A) The Maxillary first molar is rhomboidal
B) The Maxillary third molar is heart shaped

C) The central developmental groove in first mandibular molar has a “zig zag” form
D) The grooves in the Mandibular second molar form a “plus” sign
E) When viewed occlusally, the Mandibular third molar has a mesiofacial prominence.

A

E

44
Q

Which of the following characteristics would be of a greatest value in distinguishing the
three mandibular molars?
A) Root proximity

B) Number of roots

C) Number of lingual cusps

D) Presence of lingual developmental groove
E) Presence of a central fossa

A

A

45
Q

What is a unique characteristic present in mandibular first molars and not in any other tooth?
A) greatest mesiodistal dimension
B) root length

C) greatest faciolingual dimension

A

A

DA (2 decks)

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