Question 1

What is the angled part of the ameloblast that secretes the enamel matrix?

Accepted Answer

A)  Inner enamel epithelium 
B)  Repolarized preameloblasts 
C)  Tomes process 
D)  Disintegrating basement membrane 
A)  Inner enamel epithelium 
B)  Repolarized preameloblasts 
C)  Tomes process 
D)  Disintegrating basement membrane

Question 2

The overlapping period between the primary and permanent dentition is best considered the _____ period.

Accepted Answer

A)  deciduous 
B)  adult 
C)  secondary 
D)  mixed dentition 
A)  deciduous 
B)  adult 
C)  secondary 
D)  mixed dentition

Question 3

What is the known etiology of supernumerary teeth?

Accepted Answer

A)  Hereditary factors 
B)  Occlusal trauma involvement 
C)  Infective teratogen considerations 
D)  Disintegration of associated membranes 
A)  Hereditary factors 
B)  Occlusal trauma involvement 
C)  Infective teratogen considerations 
D)  Disintegration of associated membranes

Question 4

Enamel hypocalcification is a type of enamel dysplasia that involves:

Accepted Answer

A)  an increased number of ameloblasts. 
B)  a reduction in the quantity of enamel matrix. 
C)  grooves and pitting on the enamel surface. 
D)  interference in the metabolic processes of ameloblasts. 
A)  an increased number of ameloblasts. 
B)  a reduction in the quantity of enamel matrix. 
C)  grooves and pitting on the enamel surface. 
D)  interference in the metabolic processes of ameloblasts.

Question 5

Which of the following embryonic structures becomes the dentinoenamel junction during completion of tooth development?

Accepted Answer

A)  Inner cells of the dental papilla 
B)  Outer cells of the dental papilla 
C)  Outer enamel epithelium of the enamel organ 
D)  Basement membrane between the enamel organ and dental papilla 
A)  Inner cells of the dental papilla 
B)  Outer cells of the dental papilla 
C)  Outer enamel epithelium of the enamel organ 
D)  Basement membrane between the enamel organ and dental papilla

Question 6

Tubercles are a developmental disturbance that occurs during the cap stage of tooth development with both dentitions,but with the permanent dentition it can be mainly noted on the:

Accepted Answer

A)  occlusal surface of premolars. 
B)  occlusal surface of third molars. 
C)  cingulum on mandibular lateral incisors. 
D)  cingulum of mandibular canines. 
A)  occlusal surface of premolars. 
B)  occlusal surface of third molars. 
C)  cingulum on mandibular lateral incisors. 
D)  cingulum of mandibular canines.

Question 7

What happens to the specific cells from the enamel organ that will differentiate into preameloblasts?

Accepted Answer

A)  Their length shortens. 
B)  Their nuclei repolarize. 
C)  Their cellular contents mineralize. 
D)  They line up along the basement membrane. 
A)  Their length shortens. 
B)  Their nuclei repolarize. 
C)  Their cellular contents mineralize. 
D)  They line up along the basement membrane.

Question 8

If a tooth has two roots,how many horizontal epithelial extensions or flaps will be involved in its root formation?

Accepted Answer

A)  One 
B)  Two 
C)  Three 
D)  Four 
A)  One 
B)  Two 
C)  Three 
D)  Four

Question 9

What term describes the movement of the nuclei within the inner enamel epithelium as the tissue forms into preameloblasts?

Accepted Answer

A)  Dentinogenesis 
B)  Repolarization 
C)  Disintegration 
D)  Maturation 
A)  Dentinogenesis 
B)  Repolarization 
C)  Disintegration 
D)  Maturation

Question 10

Which of the following is the most common complication associated with dens in dente?

Accepted Answer

A)  Macrodontic tooth size 
B)  Abnormal arch spacing 
C)  Lingual pit formation 
D)  Hypercementosis of root surface 
A)  Macrodontic tooth size 
B)  Abnormal arch spacing 
C)  Lingual pit formation 
D)  Hypercementosis of root surface

What is the angled part of the ameloblast that secretes the enamel matrix?

The overlapping period between the primary and permanent dentition is best considered the _____ period.

What is the known etiology of supernumerary teeth?

Enamel hypocalcification is a type of enamel dysplasia that involves:

Which of the following embryonic structures becomes the dentinoenamel junction during completion of tooth development?

Tubercles are a developmental disturbance that occurs during the cap stage of tooth development with both dentitions,but with the permanent dentition it can be mainly noted on the:

What happens to the specific cells from the enamel organ that will differentiate into preameloblasts?

If a tooth has two roots,how many horizontal epithelial extensions or flaps will be involved in its root formation?

What term describes the movement of the nuclei within the inner enamel epithelium as the tissue forms into preameloblasts?

Which of the following is the most common complication associated with dens in dente?

Face and Neck Regions

Oral Cavity and Pharynx

Prenatal Development

Face and Neck Development

Orofacial Development

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

Primary Dentition

Temporomandibular Joint

Occlusion

Filters

Exam 6: Tooth Development and Eruption

What is the angled part of the ameloblast that secretes the enamel matrix?

The overlapping period between the primary and permanent dentition is best considered the _____ period.

What is the known etiology of supernumerary teeth?

Enamel hypocalcification is a type of enamel dysplasia that involves:

Which of the following embryonic structures becomes the dentinoenamel junction during completion of tooth development?

Tubercles are a developmental disturbance that occurs during the cap stage of tooth development with both dentitions,but with the permanent dentition it can be mainly noted on the:

What happens to the specific cells from the enamel organ that will differentiate into preameloblasts?

If a tooth has two roots,how many horizontal epithelial extensions or flaps will be involved in its root formation?

What term describes the movement of the nuclei within the inner enamel epithelium as the tissue forms into preameloblasts?

Which of the following is the most common complication associated with dens in dente?

Face and Neck Regions

Oral Cavity and Pharynx

Prenatal Development

Face and Neck Development

Orofacial Development

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

Primary Dentition

Temporomandibular Joint

Occlusion

Filters