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1. What is the highest and sharpest cusp on the lower first deciduous
molar?
a. mesiobuccal b. distobuccal
c. distolingual d.mesiolingual
2. Which of the following is NOT the correct location of an embrasure?
a. occlusal or incisal from the contact area
b. facial (buccal or labial) from the contact area
c. lingual from the contact area
d. cervical from the contact area
3. Which cusp ridge (slope) is longer on upper deciduous canine?
a. the mesial cusp ridge b. the distal cusp ridge
4. the largest tooth in oral cavity:
a. upper 6 b. lower 6
c. upper 7 d. lower 8 (40 %)
e. b and d
5. the angulation by which the lower 4 is inserted in the bone makes its
crown inclined :
a. lingually b. buccaly c. distally
6. as we go distally, curve of Wilson becomes
a. deeper b. shallower c. not affected
7. the second segment of parabolic curve ends at :
a. distobuccal cusp of upper 6 b. mesiobuccal cusp of lower 6
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c. distobuccal cusp of lower 6 d. mesiobuccal cusp of upper 6
e. a & b f. c&d
8. in addition to the differences between permanent and deciduous,
upper E differs from upper 6 in occlusal aspect in that ------------ &------
-----
9. in addition to the differences between permanent and deciduous,
lower E differs from lower 6 in occlusal aspect in that ------------ &------
-----
10. the only groove in the molars crowns extending beyond the middle
third is ------------------
11. the only surface of the molars roots containing dev. Groove (not
depression) is -------------------
12. the number of the molars containing 3 roots in each side of dental
arches is:
a. 3 b. 2 c. 5 d. 6
13. Which root in the maxillary first permanent molar often has a
second accessory root canal?
a. mesiobuccal b. distobuccal
c. lingual d. distal
14. overcontour leads to gingival---------------& undercontour leads to
gingival-------------------
15. Examine the (Universal system )for teeth listed here. Which one IS a
succedaneous tooth?
A. 31 B. 18
C. 3 D. 29
16. Which of the following incisors has its mesial and distal contact areas at the
same incisocervical level?
A. Mandibular lateral B. Maxillary lateral
C. Mandibular central D. Maxillary central
17. The CLINICAL crown may be defined as the portion of the tooth
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A. covered with cementum.
B. actually embedded in the jaw.
C. incisal or occlusal to the gingiva.
D. attached to the free gingiva.
18 Imagine that you are looking at the occlusal surface of any of the premolars.
Question: name each the various TYPES of RIDGES that you would find on
premolar
occlusal surfaces. (Do NOT distinguish between mesial/distal or buccal/lingual.
More
19. What is the name of the space formed gingival (apical) to the
contact area when two proximal surfaces of adjacent teeth are in
contact?
20. Upon what surface do you find marginal ridges in incisor teeth?
___________________
21. A LOBE best correlates with which one of these landmarks?
A. marginal ridges B. roots
C. root canals D. fossa and sulcus
E. cusps and mamelons
22. Which of the following teeth is MOST LIKELY to have a lingual pit?
A. 23 B. 11
C. 9 D. 7
23. Which of the following represents the normal eruption age (years) of the
maxillary lateral incisors?
A. 4 - 5 years B. 6 - 7 years
C. 8 - 9 years D. 10 - 11 years
24. From your knowledge of eruption dates, please answer this
question:
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In a person who experiences normal eruption and exfoliation dates, how many years
would the SECOND DECIDUOUS MOLAR and FIRST PERMANENT MOLAR be
in contact with each other?
A. 1 - 2 years B. 4- 5 years
C. 6 - 8 years D. 10 years
25. The primary function of the pulp is
A. to form dentin. B. nutritive.
C. protective. D. dysplasia.
26. The lingual cusp(s) on which of the following mandibular posterior teeth is
(are) approximately 2/3 the height of the respective facial cusp(s)?
A. third molar B. second molar
C. first molar D. second premolar
E. first premolar
27. You are examining your first patient has two upper right lateral incisors.
Such an extra tooth is called a
___________________________
27. You are examining your first patient has two upper right lateral incisors.
Such an extra tooth is called a ……………………
28. What is the term that describes the tendency of permanent posterior teeth to
migrate mesially in the dental arch. _________________________.
29. Which of the following maxillary teeth has the largest cervico-occlusal crown
height?
A. third molar B. second molar
C. first molar D. second premolar
E. first premolar
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30. Which one of the following teeth is MOST LIKELY to have a CUSP?
A. 24
B. 6
C. 10
D. 26
E. 9
31. In (at) which of the following is the mesial contact area of a maxillary canine
located?
A. the junction of the middle and cervical thirds
B. the middle third
C. the junction of the incisal and middle thirds
D. the incisal third
E. between the bumper and the headlight
32. On the crown of the maxillary canine, WHAT LOBE includes the cusp tip?
A. mesial facial lobe
B. middle facial lobe
C. distal facial lobe
D. lingual lobe
E. occlusomedial lobe
33. Examine the list of teeth shown below. Which one is MOST LIKELY to have
a bifurcated root?
A. 8 B. 11 C. 26 D 27 E. 6
35. In a cervical cross section, which premolar(s) sometimes exhibit a root outline
and a pulp chamber floor outline that are both kidney-shaped?
A. All premolars B. Mandibular second
C. Maxillary second D. Mandibular first
E. Maxillary first.
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36. There is a depression found on the mesial aspect of maxillary first premolar.
What is that depression called?
______________________________________________________
37. On the crowns of maxillary premolars, the height of contour is normally
located in the cervical third on which of the following surfaces?
A. Distal B. Mesial C. Lingual D. Facial E. Occlusal
38. Which premolar has the smallest lingual cusp relative to its buccal cusp?
39. When examining a lower first premolar, which marginal ridge is highest
occlusally?
A. Mesial B. Distal
40. The term that describes the congenital absence of teeth is
____________________________________
41. Shovel-shaped incisors are most likely is:
A. All incisors B. Mandibular lateral
C. Maxillary central D. Mandibular central
42. How many cingula are there in the adult dentition?
43. You are examining a patient with
Upper and lower first permanent molars
Upper deciduous canine but a lower permanent canine
Upper and lower first and second deciduous molars
Upper and lower permanent central and lateral incisors
. Name a paramasticatory function of teeth. (Do NOT mention speech or
esthetics in your answer)
__________________________________
44:Question: what is the likely age of this patient?
A. 6 - 7 years B. 8 - 9 years of age
C. 11 - 12 years D. 15 years of age
45. Which of the following molars MOST frequently have only three cusps?
A. Mandibular first molar
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B. Mandibular third molar
C. Maxillary first molar
D. Maxillary third molar
46. Which ROOT CANAL in the lower first permanent molar is the biggest?
A. Mesial B. Mesial buccal
C. Distal buccal D. Distal
47. When upper 8 is heart-shaped, which cusp is the smallest-or even absent?
A. Mesiobuccal B. Mesiolingual
C. Distobuccal D. Distolingual
48. First deciduous molar have a prominent bulge of enamel...............where?
A. Mesial at the buccal
B. Mesial at the lingual
C. Distal at the buccal
51. Identify the deciduous tooth that doesn't resemble any other tooth in the
mouth.
____________
52. At 8 years of age how many primary teeth remain in the mouth:
A. 8-10 B. 4-6 C. 8 D. 12-14
54. This premolar is sometimes called a 'tricuspid':
a. 4 b.5
c. 28 d. 29
55.____________________ What are those rounded protuberances seen on the
incisal edges of freshly erupted upper central incisors?
56.____________________ Which of the four classes of permanent teeth is NOT
succedaneous
57. Each of the following morphologic structures can be seen on any incisor
EXCEPT one. Which one is the EXCEPTION?
a. cingulum
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b. mesial marginal ridge
c. lingual fossa
d. transverse ridge
e. distal marginal ridge
58. How long are the deciduous lower central incisors functional in the mouth?
a. five years
b. four years
c. nine years
59. Which of the following is NOT the correct location of an embrasure?
a. occlusal or incisal from the contact area
b. facial (buccal or labial) from the contact area
c. lingual from the contact area
d. cervical from the contact area
----------------------------------------------------------------
60. Which of the four premolars is the SMALLEST?
a. mandibular first premolar
b. mandibular second premolar
c. maxillary first premolar
d. maxillary second premolar
61 . On an unworn, freshly erupted upper permanent canine, which cusp ridge is
longer?
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a. the mesial cusp ridge
b. the distal cusp ridge
62.____________________ Examine the
diagram reproduced to the right. What class
of malocclusion is pictured here?
66. In the comparison of the rhomboidal and heart-shaped crown outlines of
maxillary molars, the crown portion that differs MOST in contour and size is the
a. mesiofacial b. distofacial
c. mesiolingual d. distolingual
67. The largest incisal/occlusal embrasure is located between which of the
following teeth?
a. maxillary canine and first premolar
b. mandibular lateral incisor and canine
c. maxillary lateral incisor and canine
d. mandibular central and lateral incisors
68. From the facial view, the maxillary first molar has its lingual root apex in line
with which of the following?
a. distofacial cusp tip b. mesiofacial cusp tip
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c. facial groove d. distofacial line angle
69. Which one of the following features is unique to upper molar teeth?
a. mesiobuccal cusp b. two roots
c. mesiomarginal ridge d. oblique ridge
70. What is an EXTRA or ACCESSORY tooth called?
_____________________ tooth
71. The only cusped tooth without an occlusal table (surface) is a/an
________________________.
72. What premolar is this?
a. maxillary first
b. mandibular first
c. mandibular second
78.____________________ Name the cell that forms dentin.
76.____________________ When a buccal triangular ridge and a
lingual triangular ridge join as seen on an lower premolar, what is that
kind of ridge called?
77.____________________ What are the only teeth in the permanent
dentition which replace primary teeth of a different class?
80. what are teeth formed of 5 lobes?
81. the ridges which is present in all teeth
a. marginal and triangular
b. marginal and buccal
c. marginal and cervical d. cervical and triangular
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82. What is that linear curve called that is
formed by the occlusal surfaces of the teeth
when examined from the side
____________ ___ ___________
----------------------------------------------------------------
1 D
2 D
3 A
4 A
5 B
6 A
7 F
8 NO DISTOBUCC. CONVERGENCY & FLAT BUCCAL OUTLINE
9 RECTANGULAR(NOT HEXAGONAL) & EQUAL BUCC CUSPS
10 DISTOBUCCAL GR. OF LOWER 6
11 BUCCAL TRUNK OF UPPER 6
12 C (3 PERMANENT + 2 DECIDUOUS)
13 E (UPPER 4 &5 LOWER 6,7,&8 lower D&E)
14 INFLAMATION / IRRITATION AND RECESSION
15 D
16 C
17 C
18 TRIANGULAR, MARGINAL, TRANSVERSE
19 INTERPROXIMAL SPACE
20 LINGUAL
21 E
22 D
23 C
24 B
25 C
26 E
27 SUPERNUMERARY
28 MESIAL DRIFT
29 E
30 B
31 C
32 B
33 D
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35 E
36 CANINE FOSSA
37 D
38 LOWER 4
39 B
40 ANODONTIA
41 C
42 12
43 B
44 JAW GROWTH
45 D
46 A (IF THERE IS ONE CANAL IN MESIAL ROOT.)
47 D
48 A
49 E
51 LOWER D
52 A
53 B
54 D
55 MAMELON
56 MOLARS
57 D
58 A
59 D
60 A
61 B
62 CLASS 2
66 D
67 A
68 C
69 D
70 SUPERNUMERARY
71 CANINE
72 UPPER 4
73 B
74 D
75 MAMELON
76 TRANSVERSE
77 PREMOLARS
78 ODONTOBLAST
79 D
80 LOWER 5(3CUSP) +LOWER 6+LOWER E+LOWER 8 40%
81 C
82 CURVE OF SPEE
83 MESIOBUCCAL
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1. the tooth which has both oblique and transverse ridges is
a. upper 6 b. lower 6
c. lower 5 d. lower 8 (40 %)
e. b and d
2. the only cusp which has 2 triangular ridges is
a. mesiobuccal of upper 6 b. mesiolingual of upper 6
c. distolingual of lower 6 d.mesiobuccal of lower 6
3. the largest cusp in the oral cavity is
a. mesiobuccal of upper 6 b. mesiolingual of upper 6
c. distolingual of lower 6 d.mesiobuccal of lower 6
4. the lower 5 (2 cusp type) is characterized by:
a. mesiobuccal dev. groove b. distobuccal dev. depression
c. distolingual dev. depression d.mesial marginal dev. groove
5. the roots of upper 7 are:
a. shorter than roots of upper 6 b. longer than roots of upper 6
c. same as roots of upper 6
6. the buccolingual dimension of the lower 6 is largest in :
a. mesial 1/3 b. middle 1/3 c. distal1/3
7. which tooth may contain distobuccal groove
a. lower 6 b. lower E c. lower 8 d. all of above e. A&B
8. the root of deciduous teeth completed after eruption by:
a. 2 years b. 2-3 years c. 1year d. 1-1.5 years
9. What is the highest and sharpest cusp on the lower first deciduous molar?
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a. mesiobuccal b. distobuccal
c. distolingual d.mesiolingual
10. Which of the following is NOT the correct location of an embrasure?
a. occlusal or incisal from the contact area
b. facial (buccal or labial) from the contact area
c. lingual from the contact area
d. cervical from the contact area
11. Which cusp ridge (slope) is longer on upper deciduous canine?
a. the mesial cusp ridge b. the distal cusp ridge
12. the largest tooth in oral cavity:
a. upper 6 b. lower 6
c. upper 7 d. lower 8 (40 %)
e. b and d
13. the angulation by which the lower 4 is inserted in the bone makes its crown
inclined :
a. lingually b. buccaly c. distally
14. as we go distally, curve of Wilson becomes
a. deeper b. shallower c. not affected
15. the second segment of parabolic curve ends at :
a. distobuccal cusp of upper 6 b. mesiobuccal cusp of lower 6
c. distobuccal cusp of lower 6 d. mesiobuccal cusp of upper 6
e. a & b f. c&d
16. in addition to the differences between permanent and deciduous, upper E
differs from upper 6 in occlusal aspect in that ------------ &-----------
17. in addition to the differences between permanent and deciduous, lower E
differs from lower 6 in occlusal aspect in that ------------ &-----------
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18. the only groove in the molars crowns extending beyond the middle third is ---
---------------
19. the only surface of the molars roots containing dev. Groove (not depression)
is -------------------
20. the number of the molars containing 3 roots in each side of dental arches is:
a. 3 b. 2 c. 5 d. 6
21. Which root in the maxillary first permanent molar often has a second
accessory root canal?
a. mesiobuccal b. distobuccal
c. lingual d. distal
22. overcontour leads to gingival---------------& undercontour leads to gingival----
---------------
23. What is the name of the space formed gingival (apical) to the contact area
when two proximal surfaces of adjacent teeth are in contact?
24. You are examining a patient has an extra tooth …it is called a
……………………
25. What is the term that describes the tendency of permanent posterior teeth to
migrate mesially in the dental arch. _________________________.
26. Which of the following molars MOST frequently have only three cusps?
A. Mandibular first molar B. Mandibular third molar
C. Maxillary first molar D. Maxillary third molar
27. When upper 8 is heart-shaped, which cusp is the smallest-or even absent?
A. Mesiobuccal B. Mesiolingual
C. Distobuccal D. Distolingual
28. First deciduous molar have a prominent bulge of enamel...............where?
A. Mesial at the buccal B. Mesial at the lingual
C. Distal at the buccal
29. Identify the deciduous tooth that doesn't resemble any other tooth in the
mouth.
____________
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30. At 8 years of age how many primary teeth remain in the mouth:
A. 8-10 B. 4-6 C. 8 D. 12-14
31. How long are the deciduous lower central incisors functional in the mouth?
a. five years b. four years c. nine years
32. From the facial view, the maxillary first molar has its lingual root apex in line
with which of the following?
a. distofacial cusp tip b. mesiofacial cusp tip
c. facial groove d. distofacial line angle
33. Which one of the following features is unique to upper molar teeth?
a. mesiobuccal cusp b. two roots
c. mesiomarginal ridge d. oblique ridge
34. What is that linear curve called that is formed by the occlusal surfaces of the
teeth when examined from sagittal view ………………….
35. teeth with 5 lobes are
…………………………………………………….
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1 A
2 B
3 B
4 C
5 A
6 A
7 D
8 D
9 D
10 D
11 A
12 A
13 B
14 A
15 F
16 NO DISTOBUCC. CONVERGENCY & FLAT BUCCAL OUTLINE
17 RECTANGULAR(NOT HEXAGONAL) & EQUAL BUCC CUSPS
18 DISTOBUCCAL GR. OF LOWER 6
19 BUCCAL TRUNK OF UPPER 6
20 C (3 PERMANENT + 2 DECIDUOUS)
21 A
22 INFLAMATION / IRRITATION
23 INTERPROXIMAL SPACE
24 SUPERNUMERARY
25 MESIAL DRIFT
26 D
27 D
28 A
29 LOWER D
30 D
31 A
32 C
33 D
34 CURVE OF SPEE
35 Lower 5(3 cusp type) lower 6, lower E and lower 8 (40%)