Question 1

The eruption time for both the maxillary central incisor and mandibular lateral incisor is

Accepted Answer

A)  6 to 7 years 
B)  7 to 8 years 
C)  8 to 9 years 
D)  None of the above 
A)  6 to 7 years 
B)  7 to 8 years 
C)  8 to 9 years 
D)  None of the above

Question 2

Which of the following are characteristic of one or both mandibular incisors (Select all that apply. )?

Accepted Answer

A)  All contact areas are in incisal third. 
B)  Rounded distoincisal angle 
C)  Smooth,shallow lingual surface 
D)  Slender roots 
A)  All contact areas are in incisal third. 
B)  Rounded distoincisal angle 
C)  Smooth,shallow lingual surface 
D)  Slender roots

Question 3

Maxillary central incisors usually develop normally.Two anomalies that sometimes occur are a longer root or a shorter crown.

Accepted Answer

A)  Both statements are true. 
B)  The first statement is true;the second statement is false. 
C)  The first statement is false;the second statement is true. 
D)  Both statements are false. 
A)  Both statements are true. 
B)  The first statement is true;the second statement is false. 
C)  The first statement is false;the second statement is true. 
D)  Both statements are false.

Question 4

Mandibular lateral incisors are generally smaller than mandibular central incisors.Mandibular lateral incisors have greater facial curvature than the central incisors.

Accepted Answer

A)  Both statements are true. 
B)  The first statement is true;the second statement is false. 
C)  The first statement is false;the second statement is true. 
D)  Both statements are false. 
A)  Both statements are true. 
B)  The first statement is true;the second statement is false. 
C)  The first statement is false;the second statement is true. 
D)  Both statements are false.

Question 5

Which of the following are commonly found on roots of maxillary incisors?

Accepted Answer

A)  Proximal grooves 
B)  Evidence of division 
C)  Bifurcation 
D)  Indentation 
E)  None of the above 
A)  Proximal grooves 
B)  Evidence of division 
C)  Bifurcation 
D)  Indentation 
E)  None of the above

Question 6

Extracted mandibular central incisors are the easiest to identify as either right or left because they are located anteriorly and near the midline.

Accepted Answer

A)  Both the statement and the reason are correct and related. 
B)  Both the statement and the reason are correct but are NOT related. 
C)  The statement is correct,but the reason is NOT correct. 
D)  The statement is NOT correct,but the reason is correct. 
E)  NEITHER the statement NOR the reason is correct. 
A)  Both the statement and the reason are correct and related. 
B)  Both the statement and the reason are correct but are NOT related. 
C)  The statement is correct,but the reason is NOT correct. 
D)  The statement is NOT correct,but the reason is correct. 
E)  NEITHER the statement NOR the reason is correct.

Exam 12: Incisors

The eruption time for both the maxillary central incisor and mandibular lateral incisor is

Which of the following are characteristic of one or both mandibular incisors (Select all that apply. )?

Maxillary central incisors usually develop normally.Two anomalies that sometimes occur are a longer root or a shorter crown.

Mandibular lateral incisors are generally smaller than mandibular central incisors.Mandibular lateral incisors have greater facial curvature than the central incisors.

Which of the following are commonly found on roots of maxillary incisors?

Extracted mandibular central incisors are the easiest to identify as either right or left because they are located anteriorly and near the midline.

Oral Cavity

The Tooth: Functions and Terms

Fundamental and Preventive Curvatures

Dentition

Development, form, and Eruption

Occlusion

Dental Anomalies

Supporting Structures

Clinical Considerations

Tooth Identification

Root Morphology

Canines

Premolars

Molars

Deciduous Dentition

Basic Tissues

Development of Orofacial Complex

Dental Lamina and Enamel Organ

Enamel, Dentin, and Pulp

Root Formation and Attachment Apparatus

Eruption and Shedding of Teeth

Oral Mucous Membrane

The Tongue

Histology of the Salivary Glands

Osteology of the Skull

Nose, Nasal Cavity, and Paranasal Sinuses

Muscles of Mastication, Hyoid Muscles, and Sternocleidomastoid and Trapezius Muscles

Tempo-romandibular Joint

Muscles of Facial Expression

Soft Palate and Pharynx

Arterial Supply and Venous Drainage

Salivary Glands

Nervous System

Lymphatics and Spread of Dental Infection

Anatomical Considerations of Local Anesthesia

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