Question 1

Which of the following numbering systems do orthodontists typically use?

Accepted Answer

A)  Universal numbering system 
B)  Palmer's notation 
C)  International standards organization designation system 
D)  Alphabet 
A)  Universal numbering system 
B)  Palmer's notation 
C)  International standards organization designation system 
D)  Alphabet B

Question 2

Dental charting should be completed at the initial visit.Dental charting should be updated at each subsequent visit.

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. A

Question 3

Enamel hypoplasia is characterized by enamel pitting.Hypoplasia results from a disturbance in the quantity of enamel matrix.

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. C

Question 4

In general,dental caries are indicated in ____on a dental chart.

Accepted Answer

A)  Blue 
B)  Black 
C)  Red 
D)  Green 
A)  Blue 
B)  Black 
C)  Red 
D)  Green

Question 5

According to the universal numbering system,which of the following is correct for the maxillary right first premolar?

Accepted Answer

A)  4 
B)  5 
C)  14 
A)  4 
B)  5 
C)  14

Question 6

According to Angle's classification,the permanent maxillary first molar is considered the key to occlusion.In the primary dentition,the second molar is used to evaluate the occlusion.

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

Tooth 24 has been extracted.According to the international standards organization designation system,which tooth was extracted?

Accepted Answer

A)  Mandibular left central incisor 
B)  Mandibular right central incisor 
C)  Maxillary left first premolar 
D)  Maxillary left second premolar 
A)  Mandibular left central incisor 
B)  Mandibular right central incisor 
C)  Maxillary left first premolar 
D)  Maxillary left second premolar

Question 8

After exfoliation of the primary mandibular left second molar,which permanent tooth will take its place?

Accepted Answer

A)  Mandibular left second molar (#18) 
B)  Mandibular left first molar (#19) 
C)  Mandibular left second premolar (#20) 
D)  Mandibular left first premolar (#21) 
A)  Mandibular left second molar (#18) 
B)  Mandibular left first molar (#19) 
C)  Mandibular left second premolar (#20) 
D)  Mandibular left first premolar (#21)

Question 9

All of the following are reasons for accurate dental charting EXCEPT one.Which one is the EXCEPTION?

Accepted Answer

A)  To communicate with other professionals 
B)  To promote quality of care 
C)  To provide legal documentation 
D)  To assess the patient's systemic health 
A)  To communicate with other professionals 
B)  To promote quality of care 
C)  To provide legal documentation 
D)  To assess the patient's systemic health

Question 10

When Brad bites his teeth together,the mesiobuccal cusp of the maxillary first permanent molar is distal to the groove of mandibular first permanent molar.What is his occlusion?

Accepted Answer

A)  Class I 
B)  Class II,division I 
C)  Class II,division II 
D)  Class III 
A)  Class I 
B)  Class II,division I 
C)  Class II,division II 
D)  Class III

Question 11

A dental chart that has a red "x" on the root indicates which of the following?

Accepted Answer

A)  Implant 
B)  Root tip 
C)  Missing tooth 
D)  Referral for extraction 
A)  Implant 
B)  Root tip 
C)  Missing tooth 
D)  Referral for extraction

Question 12

According to the international standards organization designation system,how would you indicate mandibular right third molar?

Accepted Answer

A)  16 
B)  48 
C)  38 
A)  16 
B)  48 
C)  38

Question 13

What symbol would you use to indicate a fracture on the crown of the tooth?

Accepted Answer

A)  An "x" across the crown of the tooth 
B)  A red jagged line across the tooth 
C)  A semi-circle through the crown 
D)  An outline filled in solid blue 
A)  An "x" across the crown of the tooth 
B)  A red jagged line across the tooth 
C)  A semi-circle through the crown 
D)  An outline filled in solid blue

Question 14

The use of an explorer is currently a method recommended to check for carious lesions.New technology,such as the DIAGNOdent 2095,uses a laser light over the tooth surface to identify early carious areas of decay.

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 15

Interproximal caries can be detected radiographically.Demineralization occurs when minerals are lost from tooth structure.

Accepted Answer

A)  Both the statement and reason are correct and related. 
B)  Both the statement and reason are correct but 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 reason are correct and related. 
B)  Both the statement and reason are correct but 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 16

Jamie is substituting at a dental office for the day.When reviewing her first patient's chart,she notices a red jagged line through tooth #14.What does this indicate?

Accepted Answer

A)  Decay 
B)  Fractured tooth 
C)  Impacted tooth 
D)  Missing tooth 
A)  Decay 
B)  Fractured tooth 
C)  Impacted tooth 
D)  Missing tooth

Question 17

Each of the following may result in hard tissue attrition EXCEPT one.Which one is the EXCEPTION?

Accepted Answer

A)  Bruxism 
B)  Mastication 
C)  Cariogenic bacteria 
D)  Abrasion 
A)  Bruxism 
B)  Mastication 
C)  Cariogenic bacteria 
D)  Abrasion

Question 18

When Angie bites her teeth together,the mesiobuccal cusp of the maxillary first permanent molar is in the groove of mandibular first permanent molar.What is her occlusion?

Accepted Answer

A)  Class I 
B)  Class II,division I 
C)  Class II,division II 
D)  Class III 
A)  Class I 
B)  Class II,division I 
C)  Class II,division II 
D)  Class III

Question 19

Suzy checked a history of eating disorders on her medical history form.What clinical sign might you see in the oral cavity?

Accepted Answer

A)  Abfraction 
B)  Decalcification 
C)  Attrition 
D)  Erosion 
A)  Abfraction 
B)  Decalcification 
C)  Attrition 
D)  Erosion

Exam 12: Hard Tissue Examination

Which of the following numbering systems do orthodontists typically use?

Dental charting should be completed at the initial visit.Dental charting should be updated at each subsequent visit.

Enamel hypoplasia is characterized by enamel pitting.Hypoplasia results from a disturbance in the quantity of enamel matrix.

In general,dental caries are indicated in ____on a dental chart.

According to the universal numbering system,which of the following is correct for the maxillary right first premolar?

According to Angle's classification,the permanent maxillary first molar is considered the key to occlusion.In the primary dentition,the second molar is used to evaluate the occlusion.

Tooth 24 has been extracted.According to the international standards organization designation system,which tooth was extracted?

After exfoliation of the primary mandibular left second molar,which permanent tooth will take its place?

All of the following are reasons for accurate dental charting EXCEPT one.Which one is the EXCEPTION?

When Brad bites his teeth together,the mesiobuccal cusp of the maxillary first permanent molar is distal to the groove of mandibular first permanent molar.What is his occlusion?

A dental chart that has a red "x" on the root indicates which of the following?

According to the international standards organization designation system,how would you indicate mandibular right third molar?

What symbol would you use to indicate a fracture on the crown of the tooth?

The use of an explorer is currently a method recommended to check for carious lesions.New technology,such as the DIAGNOdent 2095,uses a laser light over the tooth surface to identify early carious areas of decay.

Interproximal caries can be detected radiographically.Demineralization occurs when minerals are lost from tooth structure.

Jamie is substituting at a dental office for the day.When reviewing her first patient's chart,she notices a red jagged line through tooth #14.What does this indicate?

Each of the following may result in hard tissue attrition EXCEPT one.Which one is the EXCEPTION?

When Angie bites her teeth together,the mesiobuccal cusp of the maxillary first permanent molar is in the groove of mandibular first permanent molar.What is her occlusion?

Suzy checked a history of eating disorders on her medical history form.What clinical sign might you see in the oral cavity?

Dental Hygiene As a Profession

Legal and Ethical Considerations

Communication Skills

Health Education and Promotion

Immunology and the Oral Systemic Link

Evidence-Based Care

Exposure and Infection Control

Comprehensive Medical and Oral Health History

Assessment Instruments

Extraoral and Intraoral Examination

The Periodontal Examination

Biofilm,calculus,and Stain

Indices

Radiology

Dietary Assessment and Nutritional Counseling

Risk Assessment

Dental Hygiene Diagnosis,treatment Plan,documentation,and Case Presentation

Devices

Dentifrices and Mouthrinses

Cariology and Caries Management

Sealants

Prostheses and Appliances,therapeutic Treatment

Ergonomics

Power Scaling

Instrumentation Principles and Techniques

Nonsurgical and Surgical Periodontal Therapy

Management of Dentin Hypersensitivity

Polishing

Esthetics

Dental Fear and Anxiety Management

Nitrous Oxideoxygen Sedation

Local Anesthesia

Evaluation

Maintenance

Introduction to Special Needs

Cardiovascular Disease

Respiratory

Sensory Disability: Vision and Hearing Impairment

Mental Health

Neurological Impairments

Endocrine System

Immune System

Hematological Considerations

Cancer

Pediatric Patient

Mens and Womens Health Issues

The Elderly

Physical Impairment

Alternative Practice Settings

Dental and Medical Emergencies

Practice Management

Career Development

Lifelong Learning

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