Anomalies

Question 1

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

a. Turner tooth
b. fluorosis
c. tetracycline staining
d. dentinogenesis imperfecta
e. amelogenesis imperfecta

Answer 1

a

Question 2

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

a. fusion
b. twinning
c. germination
d. concrescence
e. cementosis

Answer 2

a

Question 3

Which condition may be caused by habitually sucking on lemons (which are quite acidic)?

a. attrition
b. erosion
c. abrasion
d. amelogenesis imperfecta
e. hypoplasia

Answer 3

b

Question 4

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

a. mandibular premolar area
b. maxillary premolar area
c. maxillary incisor area
d. mandibular incisor area
e. third molar area

Answer 4

a, c, e

Question 5

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

a. maxillary central incisors
b. maxillary lateral incisors
c. mandibular canines
d. mandibular first premolars
e. mandibular second premolars

Answer 5

c

Question 6

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

a. maxillary central incisors
b. maxillary lateral incisors
c. mandibular canines
d. maxillary third molars
e. maxillary first molars

Answer 6

b, d

Question 7

Which teeth is/are most likely to form having a “peg” shape?

Answer 7

maxillary lateral incisor