Max Lateral Incisor

Front 1

1. The tooth second from the midline in the maxillary arch is the ______________.

Back 1

Lateral Incisor

Front 2

2. In FDI, Palmer, and Universal notation, the Maxillary right lateral incisor is:
FDI: ___________ Palmer:____________ Universal:____________

Back 2

(FDI: 22);
( PALMER: |__2) ;
(Universal: #10)

Front 3

4. T or F:
_____ Lateral incisors supplement the central incisors in function.

Back 3

True

Front 4

5. T or F
:_____ The MAX Lateral incisor resembles the central incisors in all aspects but on a smaller scale.

Back 4

True

Front 5

6. Though they are smaller versions of central incisors, MAX laterals have a root that is:

Back 5

6. Though they are smaller versions of central incisors, MAX laterals have a root that is:

Front 6

7. T or F:
_____The MAX laterals are longer mesiodistally than they are incisocervically.

Back 6

FALSE (they are longer incisocervically)

Front 7

8. The MAX laterals are more generally more__________ than the central incisors.

Back 7

rounded

Front 8

9. JEOPARDY QUESTION: “With the exception of third molars, these permanent teeth display the greatest variation in form .”_______?

Back 8

“What are MAX lateral incisors?

Front 9

10. Match the developmental process to the proper year for a MAX lateral.
a. Initiation of calcification i. 4 to 5 years
b. completion of enamel ii. 11 years
c. eruption iii. 8 to 9 years
d. completion of root iv. 1 year
v. 2 to 3 years
vi. 12 years

Back 9

(a= iv); (b= i); (c = iii); (d = ii)

Front 10

11. From the list of characteristics below, choose the attributes that apply to the labial aspect of MAX lateral incisors (Hint, not all answers will be used)
a. more convex mesial outline than the MAX centrals
b. Further gingival crest of curvature (contact area) than the MAX centrals
c. Has a less rounded distal outline than that of a MAX central
d. Has a more rounded distal outline than that of a MAX central
e. exhibits the least amount of rounding of any incisor
f. usually has 2 mamelons
g. has a CEJ that curves in a regular arc incisally.
h. has a labial surface more convex than a MAX central
i. has a height of contour in the cervical third.

Back 10

a, b, d, f, h, i

Front 11

12. The tooth with the most rounded incisal angle in the arch is the:

Back 11

Max Lateral Incisor

Front 12

13. T or F:
_____ The mesioincisal angle of a MAX lateral incisor is more rounded than its MAX central counterpart, and is also more rounded than its own distoincisal angle.

Back 12

FALSE (the distoincisal angle is more rounded, not the
mesioincisal.)

Front 13

14. T or F:
_____Labial developmental depressions and imbrication lines are not present on MAX laterals.

Back 13

FALSE (They are present, but less pronounced)

Front 14

15. T or F:
_____ From a labial aspect of a MAX lateral, the mesial outline bears a close
resemblance to the Central.

Back 14

True

Front 15

16. From a lingual aspect, a MAX lateral’s CEJ curves apically but is offset towards the
_____________.

Back 15

Distal

Front 16

17. List at least three characteristics of the labial view of a MAX lateral that sets it apart from the larger central incisor:

Back 16

(more prominent mesial and distal marginal ridges)
(more prominent cingulum); (deeper lingual fossa)

Front 17

18. A _______is more commonly found on the lingual surface of a MAX lateral incisor than that of a central.

Back 17

A linguogingival groove

Front 18

19. JEOPARDY QUESTION: “Commonly found near the center of the linguogingival groove of a MAX lateral, this feature could be a potential site for caries to begin.”

Back 18

“What is a lingual pit?”

Front 19

20. Name two grooves that commonly appear on the lingual surfaces of MAX lateral incisors.

Back 19

linguogingival Groove; Linguogingival fissure

Front 20

21. JEOPARDY QUESITON: “Extending in a distal and cervical direction, this vertical feature usually originates in the lingual pit of a MAX lateral incisor._____________?

Back 20

What is a linguogingival groove?

Front 21

21. JEOPARDY QUESITON: “Extending in a distal and cervical direction, this vertical feature usually originates in the lingual pit of a MAX lateral incisor.”_______?

Back 21

What is a linguogingival groove?

Front 22

22. The linguogingival groove on a MAX lateral runs in a roughly ______________ direction.

Back 22

Vertical

Front 23

24. T or F:
_____ On the lingual surface of a MAX lateral, the height of contour is associated with the greatest curvature of the cingulum in the cervical third.

Back 23

True

Front 24

25. From a mesial aspect, a MAX lateral incisor:
a. is similar to that of a MAX central, but with lessened dimensions.
b. has a contact area similarly shaped to that of a MAX central
c. has a cervical line exhibiting less depth of curvature than it does on the mesial of the central.
d. all of the above.

Back 24

D

Front 25

26.T or F:
_____ The distal surface is smaller and convex in all dimensions from the mesial
surface.

Back 25

True

Front 26

27. T or F:
_____The distal contact of a MAX lateral; when compared to the mesial contact, will appear smaller and more gingival

Back 26

True

Front 27

28. T or F:
_____ The CEJ on the distal aspect of a MAX lateral shows more incisal curvature than
it does on the mesial.

Back 27

True

Front 28

29. Name three features of a MAX lateral incisor that would help you distinguish it from a
central

Back 28

(Incisally, it can have a more rhomboidal shape. Similar to a Canine) ;
(The lateral will have a more prominent cingulum);
(From an incisal view, a MAX lateral will exhibit more facial convexity).

Front 29

30. T or F:
_____The root of a lateral incisor is a single root, and is wider labiolingually than
mesiodistally.

Back 29

True

Front 30

31. T or F:
_____ In comparison to the central, the root of a MAX lateral incisor appears to be “longer” in relation the sizes of the crowns.

Back 30

True

Front 31

32. T or F:
_____ The root of a MAX lateral is the same length or slightly shorter than that of a
MAX central.

Back 31

True

Front 32

33. T or F:
_____ The apex of the root of a MAX Lateral is more blunted than that of a MAX
central.

Back 32

FALSE (the apex is sharper)

Front 33

34. Looking at the root of a MAX lateral from a cross section, it will appear to have a
somewhat ______ shape.

Back 33

Ovoid

Front 34

35. T or F:
_____ The labial dimension of a MAX lateral’s root is wider mesiodistally than the
lingual.

Back 34

True

Front 35

36. List at least 5 variations or anomalies that affect MAX lateral incisors.

Back 35

(The incisal portion of the cingulum may have a tubercle)
(The linguogingival fissure may extend down onto the root)
(Distorted crowns and unusual root curvatures)
(Peg laterals)
(congenitally missing)
(dens in dente….no, I do not know what this means)

Front 36

37. Incisal portions of the cingulum of MAX laterals may exhibit a:

Back 36

tubercle

Front 37

38. The ___ may extend from the cingulum onto the root of a MAX lateral.

Back 37

Linguogingival fissure

Front 38

39. T or F:
Distorted crowns and unusual root curvatures are more commonly seen on MAX central incisors than on any other incisor.

Back 38

FALSE (this is true of MAX laterals)

Front 39

40. JEOPARDY QUESTION: “Caused by a lack of development of the mesial and distal marginal ridges, this relatively common condition results in a diminutive, oddshaped
crown on MAX lateral incisors.”_____?

Back 39

What are Peg Crowns?

Front 40

41. When tooth buds do not form in the mouth, this is called:

Back 40

agenesis

Front 41

42. One common anaomly related to MAX laterals is that they sometimes:
a. are congenitally missing (agenesis)
b. are larger than a normal MAX central incisor (superiogenesis)
c. appear to be slightly “twisted” on the root (lever‐genetic)
d. all of the above can apply

Back 41

A

Front 42

43. Circle the correct term for the definition given below:
“The lingual pit of the maxillary lateral may be the entrance site where enamel and dentin
have become invaginated in the tooth’s pulp cavity, due to a developmental aberrancy called
_________________.”
a. dans in dente
b. dens en dente
c. dens in dente
d. dans en dente

Back 42

C