Question 1

Which is not a factor regarding toothbrushes?

Accepted Answer

A) They should be replaced when the bristles begin to splay outward. 
B) They should be replaced after an illness. 
C) They should be replaced when they begin to show signs of wear. 
D) They should be replaced every 8 to 12 weeks. 
A) They should be replaced when the bristles begin to splay outward. 
B) They should be replaced after an illness. 
C) They should be replaced when they begin to show signs of wear. 
D) They should be replaced every 8 to 12 weeks. B

Question 2

The goal of _________ dentistry is to help people of all ages obtain optimal oral health throughout their lives.

Accepted Answer

A) esthetic 
B) restorative 
C) pediatric 
D) preventive 
A) esthetic 
B) restorative 
C) pediatric 
D) preventive D

Question 3

Every person needs the same patient education for oral health needs.

Accepted Answer

A) True 
 B)False  False

Question 4

A food diary contains information about ______ for 1 week.

Accepted Answer

A) the patient's weight 
B) the food's the patient purchased 
C) everything eaten each day 
D) when the patient thought about eating 
A) the patient's weight 
B) the food's the patient purchased 
C) everything eaten each day 
D) when the patient thought about eating

Question 5

Which of the following types of toothpaste shows a major effect on reducing supragingival calculus?

Accepted Answer

A) Fluoride 
B) Antigingivitis 
C) Tartar control 
D) Whitening 
A) Fluoride 
B) Antigingivitis 
C) Tartar control 
D) Whitening

Question 6

Which of the following is true of an oral irrigation device?

Accepted Answer

A) It is used instead of dental floss. 
B) It is used for all periodontal patients. 
C) It can disrupt bacteria in interproximal areas. 
D) It can replace all other oral hygiene techniques. 
A) It is used instead of dental floss. 
B) It is used for all periodontal patients. 
C) It can disrupt bacteria in interproximal areas. 
D) It can replace all other oral hygiene techniques.

Question 7

The baby should never be put to bed at naptime or at bedtime with a bottle or sippy cup unless it:

Accepted Answer

A) has milk in it. 
B) has only water in it. 
C) has fruit juice in it. 
D) is empty. 
A) has milk in it. 
B) has only water in it. 
C) has fruit juice in it. 
D) is empty.

Question 8

Which of the following interdental aids is of the greatest value in passing floss under the pontic of a fixed bridge?

Accepted Answer

A) End-tuft brush 
B) Bridge threader 
C) Automatic flosser 
D) Perio-aid 
A) End-tuft brush 
B) Bridge threader 
C) Automatic flosser 
D) Perio-aid

Question 9

Which of the following can be caused by vigorously scrubbing the teeth with a toothbrush?

Accepted Answer

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

Question 10

What instructions should a patient be given regarding the use of a whitening toothpaste?

Accepted Answer

A) They will see immediate results. 
B) Tissue irritation is never a problem. 
C) The degree of whitening varies. 
D) Excellent results can be guaranteed. 
A) They will see immediate results. 
B) Tissue irritation is never a problem. 
C) The degree of whitening varies. 
D) Excellent results can be guaranteed.

Question 11

Xylitol can be delivered to the patient by all of the following means except:

Accepted Answer

A) a mint. 
B) chewing gum. 
C) a caplet or tablet. 
D) antibacterial mouth rinse. 
A) a mint. 
B) chewing gum. 
C) a caplet or tablet. 
D) antibacterial mouth rinse.

Question 12

Consumption of ______ are of the least concern during the evaluation of a food.

Accepted Answer

A) diet soft drinks 
B) raisins and fruit juices 
C) cherries and bananas 
D) soft drinks or beer 
A) diet soft drinks 
B) raisins and fruit juices 
C) cherries and bananas 
D) soft drinks or beer

Question 13

Plaque can re-form in about how many hours after a cleaning?

Accepted Answer

A) 6 
B) 24 
C) 48 
D) 72 
A) 6 
B) 24 
C) 48 
D) 72

Question 14

The major effects of water fluoridation have been proven to be:

Accepted Answer

A) systemic. 
B) topical. 
C) irrelevant. 
A) systemic. 
B) topical. 
C) irrelevant.

Question 15

Things to consider when you are teaching a patient how to brush most effectively include the patient's age,dexterity,and:

Accepted Answer

A) the type of dental insurance. 
B) time remaining in the appointment. 
C) time already spent on oral health education. 
D) personal preferences. 
A) the type of dental insurance. 
B) time remaining in the appointment. 
C) time already spent on oral health education. 
D) personal preferences.

Question 16

Which of the following is used to protect difficult-to-clean occlusal surfaces of teeth from caries?

Accepted Answer

A) Fluoride varnish 
B) Crown 
C) Sealant 
D) Fluoride gel 
A) Fluoride varnish 
B) Crown 
C) Sealant 
D) Fluoride gel

Question 17

Which of the following choices is not suitable for cleaning a denture?

Accepted Answer

A) Mild soap 
B) Denture cleaner 
C) Full-strength household bleach 
D) Dishwashing liquid 
A) Mild soap 
B) Denture cleaner 
C) Full-strength household bleach 
D) Dishwashing liquid

Question 18

For patient education to be effective,it should be:

Accepted Answer

A) done properly a single time. 
B) delivered by the dentist. 
C) reinforced and repeated. 
D) done on a separate visit from a treatment appointment. 
A) done properly a single time. 
B) delivered by the dentist. 
C) reinforced and repeated. 
D) done on a separate visit from a treatment appointment.

Question 19

Which of the following is the primary source of topical fluoride?

Accepted Answer

A) Fluoridated drinking water 
B) Fluoride mouth rinses 
C) Fluoridated toothpaste 
D) In-office fluoride treatments 
A) Fluoridated drinking water 
B) Fluoride mouth rinses 
C) Fluoridated toothpaste 
D) In-office fluoride treatments

Question 20

Which of the following is the current recommended concentration of fluoride in drinking water recommended by the U.S.Department of Health and Human Services?

Accepted Answer

A) 0.3 mg/L 
B) 0.7 mg/L 
C) 1.0 mg/L 
D) 2.0 mg/L 
A) 0.3 mg/L 
B) 0.7 mg/L 
C) 1.0 mg/L 
D) 2.0 mg/L

Exam 15: Preventive Dentistry

Which is not a factor regarding toothbrushes?

The goal of _________ dentistry is to help people of all ages obtain optimal oral health throughout their lives.

Every person needs the same patient education for oral health needs.

A food diary contains information about ______ for 1 week.

Which of the following types of toothpaste shows a major effect on reducing supragingival calculus?

Which of the following is true of an oral irrigation device?

The baby should never be put to bed at naptime or at bedtime with a bottle or sippy cup unless it:

Which of the following interdental aids is of the greatest value in passing floss under the pontic of a fixed bridge?

Which of the following can be caused by vigorously scrubbing the teeth with a toothbrush?

What instructions should a patient be given regarding the use of a whitening toothpaste?

Xylitol can be delivered to the patient by all of the following means except:

Consumption of ______ are of the least concern during the evaluation of a food.

Plaque can re-form in about how many hours after a cleaning?

The major effects of water fluoridation have been proven to be:

Things to consider when you are teaching a patient how to brush most effectively include the patient's age,dexterity,and:

Which of the following is used to protect difficult-to-clean occlusal surfaces of teeth from caries?

Which of the following choices is not suitable for cleaning a denture?

For patient education to be effective,it should be:

Which of the following is the primary source of topical fluoride?

Which of the following is the current recommended concentration of fluoride in drinking water recommended by the U.S.Department of Health and Human Services?

History of Dentistry

The Professional Dental Assistant

The Dental Healthcare Team

Dental Ethics

Dentistry and the Law

General Anatomy

General Physiology

Oral Embryology and Histology

Head and Neck Anatomy

Landmarks of the Face and Oral Cavity

Overview of the Dentitions

Tooth Morphology

Dental Caries

Periodontal Disease

Nutrition

Oral Pathology

Microbiology

Disease Transmission and Infection Prevention

Principles and Techniques of Disinfection

Principles and Techniques of Instrument Processing and Sterilization

Regulatory and Advisory Agencies

Chemical and Waste Management

Dental Unit Waterlines

Ergonomics

The Patient Record

Vital Signs

Oral Diagnosis and Treatment Planning

The Special Needs and Medically Compromised Patient

Principles of Pharmacology

Assisting in a Medical Emergency

The Dental Office

Delivering Dental Care

Dental Hand Instruments

Dental Handpieces and Accessories

Moisture Control

Anesthesia and Pain Control

Foundations of Radiography, Radiographic Equipment, and Radiation Safety

Digital Imaging, Dental Film, and Processing Radiographs

Legal Issues, Quality Assurance, and Infection Prevention

Intraoral Imaging

Extraoral Imaging

Restorative and Esthetic Dental Materials

Dental Liners, Bases, and Bonding Systems

Dental Cements

Impression Materials

Laboratory Materials and Procedures

General Dentistry

Matrix Systems for Restorative Dentistry

Fixed Prosthodontics

Provisional Coverage

Removable Prosthodontics

Dental Implants

Endodontics

Periodontics

Oral and Maxillofacial Surgery

Pediatric Dentistry

Coronal Polishing

Dental Sealants

Orthodontics