Question 1

In the figure below,"d" represents the ____________.

Accepted Answer

DISTOLINGUAL CUSP
This is an illustratio

Question 2

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "d" depicts the

Accepted Answer

A)  distobuccal cusp 
B)  mesiobuccal cusp 
C)  buccal groove 
D)  buccal pit 
A)  distobuccal cusp 
B)  mesiobuccal cusp 
C)  buccal groove 
D)  buccal pit

Question 3

MATCHING
Root and crown anatomy of molars varies significantly.The basis of a dental practitioner's ability to evaluate and recommend appropriate treatment is based on a sound understanding of anatomical features.Match the descriptions with the appropriate teeth.
-Mandibular third molar

Accepted Answer

A) Small distal cusp 
B) Cusp of Carabelli 
C) Four equal cusps 
D) Often has two fused roots 
E) Calcifies at three years of age 
A) Small distal cusp 
B) Cusp of Carabelli 
C) Four equal cusps 
D) Often has two fused roots 
E) Calcifies at three years of age

Question 4

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "a" depicts the

Accepted Answer

A)  mesiobuccal cusp 
B)  buccal pit 
C)  distobuccal cusp 
D)  buccal groove 
A)  mesiobuccal cusp 
B)  buccal pit 
C)  distobuccal cusp 
D)  buccal groove

Question 5

The mesiobuccal root is the longest root on maxillary first and second molars.

Accepted Answer

A) True 
 B)False

Question 6

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "c" depicts the

Accepted Answer

A)  mesiobuccal cusp 
B)  buccal groove 
C)  distobuccal groove 
D)  buccal pit 
A)  mesiobuccal cusp 
B)  buccal groove 
C)  distobuccal groove 
D)  buccal pit

Question 7

MATCHING
Root and crown anatomy of molars varies significantly.The basis of a dental practitioner's ability to evaluate and recommend appropriate treatment is based on a sound understanding of anatomical features.Match the descriptions with the appropriate teeth.
-Maxillary second molar

Accepted Answer

A) Small distal cusp 
B) Cusp of Carabelli 
C) Four equal cusps 
D) Often has two fused roots 
E) Calcifies at three years of age 
A) Small distal cusp 
B) Cusp of Carabelli 
C) Four equal cusps 
D) Often has two fused roots 
E) Calcifies at three years of age

Question 8

Maxillary molars have at least four pulp horns.Mandibular molars have three pulp horns except for the third molars,which have four.

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 9

The distal contact area of the mandibular right first molar is located on the distal cusp.This contact area centered over the distal root.

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 10

Maxillary and mandibular first molars have a fifth or supplemental cusp.This additional cusp,the cusp of Carabelli,is located on the mesiolingual cusp tip.

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 11

Which of the following is true of mandibular first and second molars?

Accepted Answer

A)  The two buccal cusps of both teeth are divided by a buccal groove. 
B)  Only the mandibular first molar has a buccal groove dividing the two buccal cusps. 
C)  Only the mandibular second molar has a buccal groove dividing the two buccal cusps. 
D)  Both mandibular first and second molars have a fifth cusp. 
A)  The two buccal cusps of both teeth are divided by a buccal groove. 
B)  Only the mandibular first molar has a buccal groove dividing the two buccal cusps. 
C)  Only the mandibular second molar has a buccal groove dividing the two buccal cusps. 
D)  Both mandibular first and second molars have a fifth cusp.

Question 12

In the figure below,"e" represents the ____________.

Accepted Answer

DISTOLINGUAL TRIANGULAR GROOVE
This is a

Question 13

The oblique ridge,unique to the maxillary molars,is considered a transverse ridge because it runs in several directions.

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.

Question 14

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "b" depicts the

Accepted Answer

A)  buccal groove 
B)  distobuccal cusp 
C)  buccal pit 
D)  mesiobuccal cusp 
A)  buccal groove 
B)  distobuccal cusp 
C)  buccal pit 
D)  mesiobuccal cusp

Question 15

All of the following terms are characteristic of maxillary third molars EXCEPT one.Which one is the EXCEPTION?

Accepted Answer

A)  Congenitally missing 
B)  Impacted 
C)  Erupt between 18 and 25 years 
D)  Show variations of the crown or roots 
A)  Congenitally missing 
B)  Impacted 
C)  Erupt between 18 and 25 years 
D)  Show variations of the crown or roots

Exam 15: Molars

In the figure below,"d" represents the ____________.

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "d" depicts the

MATCHING Root and crown anatomy of molars varies significantly.The basis of a dental practitioner's ability to evaluate and recommend appropriate treatment is based on a sound understanding of anatomical features.Match the descriptions with the appropriate teeth. -Mandibular third molar

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "a" depicts the

The mesiobuccal root is the longest root on maxillary first and second molars.

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "c" depicts the

MATCHING Root and crown anatomy of molars varies significantly.The basis of a dental practitioner's ability to evaluate and recommend appropriate treatment is based on a sound understanding of anatomical features.Match the descriptions with the appropriate teeth. -Maxillary second molar

Maxillary molars have at least four pulp horns.Mandibular molars have three pulp horns except for the third molars,which have four.

The distal contact area of the mandibular right first molar is located on the distal cusp.This contact area centered over the distal root.

Maxillary and mandibular first molars have a fifth or supplemental cusp.This additional cusp,the cusp of Carabelli,is located on the mesiolingual cusp tip.

Which of the following is true of mandibular first and second molars?

In the figure below,"e" represents the ____________.

The oblique ridge,unique to the maxillary molars,is considered a transverse ridge because it runs in several directions.

Below is an illustration of the buccal surface of a mandibular right second molar.Structure "b" depicts the

All of the following terms are characteristic of maxillary third molars EXCEPT one.Which one is the EXCEPTION?

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

Incisors

Canines

Premolars

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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