Question 1

Cuticular protein is the most important function of the primary cuticle.

Accepted Answer

A) True 
 B)False  True

Question 2

Bacterial ghosts are calcified bacteria.

Accepted Answer

A) True 
 B)False  True

Question 3

Plaque is more mineralized than calculus.

Accepted Answer

A) True 
 B)False  False

Question 4

Calculus may form on dental prostheses.

Accepted Answer

A) True 
 B)False

Question 5

The dark color of supragingival calculus is attributed to which of the following?

Accepted Answer

A)  Calcium 
B)  Hydroxyapatite 
C)  Organic skeletons 
D)  Serum and blood pigments 
A)  Calcium 
B)  Hydroxyapatite 
C)  Organic skeletons 
D)  Serum and blood pigments

Question 6

It takes almost 10 days for the pellicle to develop into a thick plaque.The composition of the plaque varies,depending on the location of the plaque and the extent of gingival disease.

Accepted Answer

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

Question 7

Which type of organism appears subgingivally?

Accepted Answer

A)  Neutral 
B)  Aerobic 
C)  Gram-positive 
D)  Gram-negative 
A)  Neutral 
B)  Aerobic 
C)  Gram-positive 
D)  Gram-negative

Question 8

Calculus varies in both composition and hardness.

Accepted Answer

A) True 
 B)False

Question 9

Which organisms attach to the pellicle to form a thick layer of plaque?

Accepted Answer

A)  Rods 
B)  Filamentous organisms 
C)  Desquamated epithelial cells 
D)  All of the above 
A)  Rods 
B)  Filamentous organisms 
C)  Desquamated epithelial cells 
D)  All of the above

Question 10

Plaque protects the enamel surface but can also serve as an attachment site for bacteria.

Accepted Answer

A) True 
 B)False

Question 11

Calculus most often appears near which of the following?

Accepted Answer

A)  A missing tooth 
B)  A tight labial frenum 
C)  The incisal edge of a tooth 
D)  The opening of a salivary duct 
A)  A missing tooth 
B)  A tight labial frenum 
C)  The incisal edge of a tooth 
D)  The opening of a salivary duct

Question 12

Which of the following is the best definition for plaque?

Accepted Answer

A)  A type of gingival inflammation 
B)  A stonelike concretion formed on the teeth 
C)  A bacterial biofilm on the surface of the teeth 
D)  An acellular thin film deposited on the surface of teeth from salivary proteins 
A)  A type of gingival inflammation 
B)  A stonelike concretion formed on the teeth 
C)  A bacterial biofilm on the surface of the teeth 
D)  An acellular thin film deposited on the surface of teeth from salivary proteins

Question 13

The ______________ of plaque is essential for the prevention of disease.

Accepted Answer

A)  removal 
B)  disclosure 
C)  deposition 
D)  mineralization 
A)  removal 
B)  disclosure 
C)  deposition 
D)  mineralization

Question 14

Gingival inflammation has an effect on the cervical enamel.

Accepted Answer

A) True 
 B)False

Question 15

Subgingival calculus is ________ than supragingival calculus.

Accepted Answer

A)  softer 
B)  harder 
C)  thicker 
D)  lighter 
A)  softer 
B)  harder 
C)  thicker 
D)  lighter

Question 16

The composition of the dental plaque depends,in part,on the extent of gingival disease.

Accepted Answer

A) True 
 B)False

Question 17

Within days,a pellicle can grow into a thick plaque,containing motile spirochetes.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following forms the primary cuticle?

Accepted Answer

A)  Fibroblasts 
B)  Ameloblasts 
C)  Odontoblasts 
D)  Cementocytes 
A)  Fibroblasts 
B)  Ameloblasts 
C)  Odontoblasts 
D)  Cementocytes

Question 19

Dental plaque is characterized as a ________.

Accepted Answer

The answer of Dental plaque is characterized as a ________....

Question 20

Which disclosing solution will not permanently discolor composite restorations?

Accepted Answer

Erythrosin

Cuticular protein is the most important function of the primary cuticle.

Bacterial ghosts are calcified bacteria.

Plaque is more mineralized than calculus.

Calculus may form on dental prostheses.

The dark color of supragingival calculus is attributed to which of the following?

It takes almost 10 days for the pellicle to develop into a thick plaque.The composition of the plaque varies,depending on the location of the plaque and the extent of gingival disease.

Which type of organism appears subgingivally?

Calculus varies in both composition and hardness.

Which organisms attach to the pellicle to form a thick layer of plaque?

Plaque protects the enamel surface but can also serve as an attachment site for bacteria.

Calculus most often appears near which of the following?

Which of the following is the best definition for plaque?

The ______________ of plaque is essential for the prevention of disease.

Gingival inflammation has an effect on the cervical enamel.

Subgingival calculus is ________ than supragingival calculus.

The composition of the dental plaque depends,in part,on the extent of gingival disease.

Within days,a pellicle can grow into a thick plaque,containing motile spirochetes.

Which of the following forms the primary cuticle?

Dental plaque is characterized as a ________.

Which disclosing solution will not permanently discolor composite restorations?

Development and Structure of Cells and Tissues

Structure and Function of Cells, Tissues, and Organs

Development of the Oral Facial Region

Development of the Face and Palate

Development of Teeth

Eruption and Shedding of the Teeth

Enamel

Dentin

Dental Pulp

Cementum

Periodontium: Periodontal Ligament

Periodontium: Alveolar Process and Cementum

Temporomandibular Joint

Oral Mucosa

Salivary Glands and Tonsils

Filters

Exam 16: Biofilms

Cuticular protein is the most important function of the primary cuticle.

Bacterial ghosts are calcified bacteria.

Plaque is more mineralized than calculus.

Calculus may form on dental prostheses.

The dark color of supragingival calculus is attributed to which of the following?

It takes almost 10 days for the pellicle to develop into a thick plaque.The composition of the plaque varies,depending on the location of the plaque and the extent of gingival disease.

Which type of organism appears subgingivally?

Calculus varies in both composition and hardness.

Which organisms attach to the pellicle to form a thick layer of plaque?

Plaque protects the enamel surface but can also serve as an attachment site for bacteria.

Calculus most often appears near which of the following?

Which of the following is the best definition for plaque?

The ______________ of plaque is essential for the prevention of disease.

Gingival inflammation has an effect on the cervical enamel.

Subgingival calculus is ________ than supragingival calculus.

The composition of the dental plaque depends,in part,on the extent of gingival disease.

Within days,a pellicle can grow into a thick plaque,containing motile spirochetes.

Which of the following forms the primary cuticle?

Dental plaque is characterized as a ________.

Which disclosing solution will not permanently discolor composite restorations?

Development and Structure of Cells and Tissues

Structure and Function of Cells, Tissues, and Organs

Development of the Oral Facial Region

Development of the Face and Palate

Development of Teeth

Eruption and Shedding of the Teeth

Enamel

Dentin

Dental Pulp

Cementum

Periodontium: Periodontal Ligament

Periodontium: Alveolar Process and Cementum

Temporomandibular Joint

Oral Mucosa

Salivary Glands and Tonsils

Filters