Question 1

What is the correct name given to the teeth designated as "C" and "H"?

Accepted Answer

A)  Primary maxillary central incisors 
B)  Primary maxillary lateral incisors 
C)  Primary maxillary canines 
D)  Primary maxillary first molars 
A)  Primary maxillary central incisors 
B)  Primary maxillary lateral incisors 
C)  Primary maxillary canines 
D)  Primary maxillary first molars C

Question 2

How does the primary central incisor compare to its permanent successor?

Accepted Answer

A)  Crown appears wider overall 
B)  Not as constricted at the cementoenamel junction 
C)  Quite symmetrical tooth overall 
D)  Smooth interface at the dentinoenamel junction 
A)  Crown appears wider overall 
B)  Not as constricted at the cementoenamel junction 
C)  Quite symmetrical tooth overall 
D)  Smooth interface at the dentinoenamel junction B

Question 3

Which of the following primary molars usually has a cusp of Carabelli present on its occlusal surface?

Accepted Answer

A)  Primary maxillary first molar 
B)  Primary maxillary second molar 
C)  Primary mandibular first molar 
D)  Primary mandibular second molar 
A)  Primary maxillary first molar 
B)  Primary maxillary second molar 
C)  Primary mandibular first molar 
D)  Primary mandibular second molar B

Question 4

Which tooth's crown in the primary dentition does not resemble any other crown of either dentition?

Accepted Answer

A)  Primary maxillary canine 
B)  Primary mandibular canine 
C)  Primary maxillary first molar 
D)  Primary maxillary second molar 
A)  Primary maxillary canine 
B)  Primary mandibular canine 
C)  Primary maxillary first molar 
D)  Primary maxillary second molar

Question 5

When does mineralization of the primary dentition begin during prenatal development?

Accepted Answer

A)  During the fourth to sixth week 
B)  During the sixth to eighth week 
C)  During the eighth to twelfth week 
D)  During the thirteenth to sixteenth week 
A)  During the fourth to sixth week 
B)  During the sixth to eighth week 
C)  During the eighth to twelfth week 
D)  During the thirteenth to sixteenth week

Question 6

Approximately how many years do the primary molars need to function during either the primary or mixed dentition period?

Accepted Answer

A)  4 
B)  6 
C)  9 
D)  12 
A)  4 
B)  6 
C)  9 
D)  12

Question 7

Which of the following features is found on a primary molar's roots as compared to the roots of a permanent molar?

Accepted Answer

A)  Shorter than crown length 
B)  Wider mesiodistally 
C)  Flare is noted near the apex 
D)  Fewer accessory canals 
A)  Shorter than crown length 
B)  Wider mesiodistally 
C)  Flare is noted near the apex 
D)  Fewer accessory canals

Question 8

How many erupted primary teeth does a 3-year-old child usually have?

Accepted Answer

A)  12 
B)  16 
C)  18 
D)  20 
A)  12 
B)  16 
C)  18 
D)  20

Question 9

Which of the following is a correct statement about primate spaces found during the primary dentition period?

Accepted Answer

A)  Found between mandibular lateral incisor and canine 
B)  Necessary for proper permanent dentition alignment 
C)  Necessary to compensate for mesial drift 
D)  Found between the maxillary canine and first molar 
A)  Found between mandibular lateral incisor and canine 
B)  Necessary for proper permanent dentition alignment 
C)  Necessary to compensate for mesial drift 
D)  Found between the maxillary canine and first molar

Question 10

Child patients within the mixed dentition period and their supervising adults may not notice the presence of the newly erupted permanent _____ of either arch because,when it erupts,it appears just like a larger primary second molar that is adjacent to it.

Accepted Answer

A)  canine 
B)  second premolar 
C)  first molar 
D)  second molar 
A)  canine 
B)  second premolar 
C)  first molar 
D)  second molar

Question 11

Which of the following features is noted concerning the hard dental tissue of a primary molar as compared to that of a permanent molar?

Accepted Answer

A)  Thinner dentin between pulp chambers and enamel 
B)  Overall thinner enamel throughout the crown 
C)  Overall thicker dentin throughout the crown and root 
D)  Inconsistent enamel thickness throughout the crown 
A)  Thinner dentin between pulp chambers and enamel 
B)  Overall thinner enamel throughout the crown 
C)  Overall thicker dentin throughout the crown and root 
D)  Inconsistent enamel thickness throughout the crown

Question 12

Which of the following must be suspected in a primary or mixed dentition if there is severe periodontal inflammation and destruction with evidence of little dental biofilm?

Accepted Answer

A)  Gingival disease 
B)  Chronic periodontitis 
C)  Aggressive periodontitis 
D)  Necrotizing periodontal disease 
A)  Gingival disease 
B)  Chronic periodontitis 
C)  Aggressive periodontitis 
D)  Necrotizing periodontal disease

Question 13

Which of the following complications are associated with extraction of primary molars?

Accepted Answer

A)  Susceptible to fracture during extraction procedures 
B)  Concrescence with nearby canines 
C)  Dilaceration of the root trunk 
D)  Extra root branches 
A)  Susceptible to fracture during extraction procedures 
B)  Concrescence with nearby canines 
C)  Dilaceration of the root trunk 
D)  Extra root branches

Question 14

How does the primary mandibular canine compare to its permanent counterpart?

Accepted Answer

A)  Lingual surface is smoother 
B)  Deeper lingual fossa 
C)  Smaller mesiodistally 
D)  Mesial slope longer than distal slop 
A)  Lingual surface is smoother 
B)  Deeper lingual fossa 
C)  Smaller mesiodistally 
D)  Mesial slope longer than distal slop

Question 15

Which of the following features is found on a primary molar's pulp cavity as compared to the pulp cavity of a permanent molar?

Accepted Answer

A)  Larger proportion to pulp chambers 
B)  Smaller proportion to pulp horns 
C)  Pulp horns farther away from surface 
D)  Deeper pulp chambers 
A)  Larger proportion to pulp chambers 
B)  Smaller proportion to pulp horns 
C)  Pulp horns farther away from surface 
D)  Deeper pulp chambers

Question 16

How long does the primary dentition generally function in esthetics,mastication,and speech for a child?

Accepted Answer

A)  From 2 to 7 years 
B)  From 3 to 9 years 
C)  From 5 to 12 years 
D)  From 6 to 14 years 
A)  From 2 to 7 years 
B)  From 3 to 9 years 
C)  From 5 to 12 years 
D)  From 6 to 14 years

Question 17

Which of the following primary molars has an H-shaped groove pattern on its occlusal surface?

Accepted Answer

A)  Primary maxillary first molar 
B)  Primary maxillary second molar 
C)  Primary mandibular first molar 
D)  Primary mandibular second molar 
A)  Primary maxillary first molar 
B)  Primary maxillary second molar 
C)  Primary mandibular first molar 
D)  Primary mandibular second molar

Question 18

Which of the following statements is correct concerning when a child's first dental appointment should occur?

Accepted Answer

A)  Within 1 year of the eruption of first primary tooth 
B)  No later than 12 months of age 
C)  Within 2 years of the eruption of first primary tooth 
D)  No later than 24 months of age 
A)  Within 1 year of the eruption of first primary tooth 
B)  No later than 12 months of age 
C)  Within 2 years of the eruption of first primary tooth 
D)  No later than 24 months of age

Question 19

Which permanent teeth replace the primary molars when the primary molars are shed?

Accepted Answer

A)  Canines 
B)  Premolars 
C)  First molars 
D)  Second molars 
A)  Canines 
B)  Premolars 
C)  First molars 
D)  Second molars

Question 20

Which of the following primary teeth has a relatively longer and sharper cusp than of its permanent successor when first erupted?

Accepted Answer

A)  Primary maxillary lateral incisor 
B)  Primary mandibular lateral incisor 
C)  Primary maxillary canine 
D)  Primary mandibular canine 
A)  Primary maxillary lateral incisor 
B)  Primary mandibular lateral incisor 
C)  Primary maxillary canine 
D)  Primary mandibular canine

What is the correct name given to the teeth designated as "C" and "H"?

How does the primary central incisor compare to its permanent successor?

Which of the following primary molars usually has a cusp of Carabelli present on its occlusal surface?

Which tooth's crown in the primary dentition does not resemble any other crown of either dentition?

When does mineralization of the primary dentition begin during prenatal development?

Approximately how many years do the primary molars need to function during either the primary or mixed dentition period?

Which of the following features is found on a primary molar's roots as compared to the roots of a permanent molar?

How many erupted primary teeth does a 3-year-old child usually have?

Which of the following is a correct statement about primate spaces found during the primary dentition period?

Child patients within the mixed dentition period and their supervising adults may not notice the presence of the newly erupted permanent _____ of either arch because,when it erupts,it appears just like a larger primary second molar that is adjacent to it.

Which of the following features is noted concerning the hard dental tissue of a primary molar as compared to that of a permanent molar?

Which of the following must be suspected in a primary or mixed dentition if there is severe periodontal inflammation and destruction with evidence of little dental biofilm?

Which of the following complications are associated with extraction of primary molars?

How does the primary mandibular canine compare to its permanent counterpart?

Which of the following features is found on a primary molar's pulp cavity as compared to the pulp cavity of a permanent molar?

How long does the primary dentition generally function in esthetics,mastication,and speech for a child?

Which of the following primary molars has an H-shaped groove pattern on its occlusal surface?

Which of the following statements is correct concerning when a child's first dental appointment should occur?

Which permanent teeth replace the primary molars when the primary molars are shed?

Which of the following primary teeth has a relatively longer and sharper cusp than of its permanent successor when first erupted?

Face and Neck Regions

Oral Cavity and Pharynx

Prenatal Development

Face and Neck Development

Orofacial Development

Tooth Development and Eruption

Cells

Basic Tissue

Oral Mucosa

Gingival and Dentogingival Junctional Tissue

Head and Neck Structures

Enamel

Dentin and Pulp

Periodontium: Cementum, Alveolar Process, and Periodontal Ligament

Overview of Dentitions

Permanent Anterior Teeth

Permanent Posterior Teeth

Temporomandibular Joint

Occlusion

Filters

Exam 18: Primary Dentition

What is the correct name given to the teeth designated as "C" and "H"?

How does the primary central incisor compare to its permanent successor?

Which of the following primary molars usually has a cusp of Carabelli present on its occlusal surface?

Which tooth's crown in the primary dentition does not resemble any other crown of either dentition?

When does mineralization of the primary dentition begin during prenatal development?

Approximately how many years do the primary molars need to function during either the primary or mixed dentition period?

Which of the following features is found on a primary molar's roots as compared to the roots of a permanent molar?

How many erupted primary teeth does a 3-year-old child usually have?

Which of the following is a correct statement about primate spaces found during the primary dentition period?

Child patients within the mixed dentition period and their supervising adults may not notice the presence of the newly erupted permanent _____ of either arch because,when it erupts,it appears just like a larger primary second molar that is adjacent to it.

Which of the following features is noted concerning the hard dental tissue of a primary molar as compared to that of a permanent molar?

Which of the following must be suspected in a primary or mixed dentition if there is severe periodontal inflammation and destruction with evidence of little dental biofilm?

Which of the following complications are associated with extraction of primary molars?

How does the primary mandibular canine compare to its permanent counterpart?

Which of the following features is found on a primary molar's pulp cavity as compared to the pulp cavity of a permanent molar?

How long does the primary dentition generally function in esthetics,mastication,and speech for a child?

Which of the following primary molars has an H-shaped groove pattern on its occlusal surface?

Which of the following statements is correct concerning when a child's first dental appointment should occur?

Which permanent teeth replace the primary molars when the primary molars are shed?

Which of the following primary teeth has a relatively longer and sharper cusp than of its permanent successor when first erupted?

Face and Neck Regions

Oral Cavity and Pharynx

Prenatal Development

Face and Neck Development

Orofacial Development

Tooth Development and Eruption

Cells

Basic Tissue

Oral Mucosa

Gingival and Dentogingival Junctional Tissue

Head and Neck Structures

Enamel

Dentin and Pulp

Periodontium: Cementum, Alveolar Process, and Periodontal Ligament

Overview of Dentitions

Permanent Anterior Teeth

Permanent Posterior Teeth

Temporomandibular Joint

Occlusion

Filters