Question 1

Which of the following is the most effective means to prevent dental caries?

Accepted Answer

A) Toothbrushing 
B) Fluoride 
C) Sealants 
D) Flossing 
A) Toothbrushing 
B) Fluoride 
C) Sealants 
D) Flossing

Question 2

Why is dental care an important aspect of total prenatal care?

Accepted Answer

A) It can increase health risks for the baby. 
B) The mother should avoid dental care. 
C) It is important for the mother to smile. 
D) Dental and prenatal care are unrelated. 
A) It can increase health risks for the baby. 
B) The mother should avoid dental care. 
C) It is important for the mother to smile. 
D) Dental and prenatal care are unrelated.

Question 3

Which of the following is not recommended when applying a fluoride varnish?

Accepted Answer

A) Thoroughly dry the teeth. 
B) Dry the teeth with a gauze square. 
C) Use a cotton-tip applicator or brush. 
D) Use dental floss through contacts to draw the fluoride varnish interproximally. 
A) Thoroughly dry the teeth. 
B) Dry the teeth with a gauze square. 
C) Use a cotton-tip applicator or brush. 
D) Use dental floss through contacts to draw the fluoride varnish interproximally.

Question 4

Which of the following is true regarding patient toothbrushing recommendations for areas with acute oral inflammation?

Accepted Answer

A) Discontinue all brushing. 
B) Brush all areas of the mouth not affected. 
C) Continue normal brushing. 
D) Rinse with mild saline solution instead of brushing. 
A) Discontinue all brushing. 
B) Brush all areas of the mouth not affected. 
C) Continue normal brushing. 
D) Rinse with mild saline solution instead of brushing.

Question 5

Before topical fluoride gel is applied,the:

Accepted Answer

A) teeth must be free of all plaque. 
B) teeth must be free of calculus. 
C) dental chair is reclined to 45 degrees. 
D) patient's head should be tilted back. 
A) teeth must be free of all plaque. 
B) teeth must be free of calculus. 
C) dental chair is reclined to 45 degrees. 
D) patient's head should be tilted back.

Question 6

Oral hygiene should begin:

Accepted Answer

A) before the baby has teeth. 
B) when the first tooth erupts. 
C) after all teeth are present. 
D) when the child can master the skill. 
A) before the baby has teeth. 
B) when the first tooth erupts. 
C) after all teeth are present. 
D) when the child can master the skill.

Question 7

Dental caries cannot occur without dietary:

Accepted Answer

A) proteins. 
B) sugars. 
C) fats. 
D) starches. 
A) proteins. 
B) sugars. 
C) fats. 
D) starches.

Question 8

Systemic fluoride is the type of fluoride found in:

Accepted Answer

A) fluoridated mouth rinses. 
B) fluoridated toothpaste. 
C) fluoridated water and food. 
D) fluoride gel. 
A) fluoridated mouth rinses. 
B) fluoridated toothpaste. 
C) fluoridated water and food. 
D) fluoride gel.

Question 9

Why is it advantageous for pregnant women to chew gum or eat mints that contain xylitol?

Accepted Answer

A) Xylitol can reduce oral bacteria in a new mother's mouth. 
B) Xylitol will increase oral bacteria in a new mother's mouth. 
C) Xylitol prevents oral bacteria from being transferred to the infant. 
D) New mothers should avoid using foods that contain xylitol because it stimulates dental caries. 
A) Xylitol can reduce oral bacteria in a new mother's mouth. 
B) Xylitol will increase oral bacteria in a new mother's mouth. 
C) Xylitol prevents oral bacteria from being transferred to the infant. 
D) New mothers should avoid using foods that contain xylitol because it stimulates dental caries.

Question 10

Which of the features of automatic toothbrushes is most likely to be helpful for patients with physical disabilities?

Accepted Answer

A) Timer every 30 seconds to remind user 
B) Ultrasonic action 
C) Larger handle 
D) Circular motion 
A) Timer every 30 seconds to remind user 
B) Ultrasonic action 
C) Larger handle 
D) Circular motion

Question 11

Which of the following interdental aids is made from soft nylon filaments formed into a narrow cone shape?

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 12

When reviewing toothbrushing with patients who have healthy gum tissue and few plaque deposits,you should not:

Accepted Answer

A) recommend a totally new brushing technique. 
B) coach them to continue their effective technique. 
C) make minor modifications. 
D) guide them in techniques to better reach missed areas. 
A) recommend a totally new brushing technique. 
B) coach them to continue their effective technique. 
C) make minor modifications. 
D) guide them in techniques to better reach missed areas.

Question 13

As a dental assistant,your first step as a partner in prevention with your patients is to help patients:

Accepted Answer

A) change their behaviors. 
B) become partners in recognizing and preventing dental disease in themselves. 
C) become partners in recognizing and preventing dental disease in their families. 
D) understand what causes dental disease and how to prevent it. 
A) change their behaviors. 
B) become partners in recognizing and preventing dental disease in themselves. 
C) become partners in recognizing and preventing dental disease in their families. 
D) understand what causes dental disease and how to prevent it.

Question 14

How can a parent avoid spreading the types of bacteria that cause caries in a baby?

Accepted Answer

A) Sterilize everything that will go into the mouth of the baby first in an autoclave. 
B) The parent should not put anything that has been in his or her own mouth into the mouth of the baby. 
C) Do not use disposable "plasticware." 
D) Take a bite or sip of each food item first to make sure it is not spoiled. 
A) Sterilize everything that will go into the mouth of the baby first in an autoclave. 
B) The parent should not put anything that has been in his or her own mouth into the mouth of the baby. 
C) Do not use disposable "plasticware." 
D) Take a bite or sip of each food item first to make sure it is not spoiled.

Question 15

A fluoride needs assessment helps determine:

Accepted Answer

A) a "standard" format for patient fluoride therapies. 
B) individual need for a specific fluoride therapeutic program. 
C) the appropriate level of community water fluoridation to meet individual patient needs. 
D) the need for elimination of dietary fluoride. 
A) a "standard" format for patient fluoride therapies. 
B) individual need for a specific fluoride therapeutic program. 
C) the appropriate level of community water fluoridation to meet individual patient needs. 
D) the need for elimination of dietary fluoride.

Question 16

When should dental floss be used in relationship to brushing teeth?

Accepted Answer

A) Before 
B) After 
C) At a time unrelated to brushing 
A) Before 
B) After 
C) At a time unrelated to brushing

Question 17

Chronic overexposure to fluoride can result in dental _____ in children younger than 6 years with developing teeth?

Accepted Answer

A) fluorosis 
B) green staining 
C) fluoride poisoning 
D) a toxic reaction 
A) fluorosis 
B) green staining 
C) fluoride poisoning 
D) a toxic reaction

Question 18

The first step in patient education is to:

Accepted Answer

A) instruct the patient on how to remove plaque. 
B) select home care aids. 
C) listen carefully and make the patient an active and responsible partner rather than a passive object. 
D) reinforce home care. 
A) instruct the patient on how to remove plaque. 
B) select home care aids. 
C) listen carefully and make the patient an active and responsible partner rather than a passive object. 
D) reinforce home care.

Question 19

Which of the following terms is used to identify a food that causes dental caries?

Accepted Answer

A) Cariogenic 
B) Anticariogenic 
C) Xylitol 
D) Aspartame 
A) Cariogenic 
B) Anticariogenic 
C) Xylitol 
D) Aspartame

Question 20

Dental professionals generally recommend that patients use _____ toothbrushes.

Accepted Answer

A) soft-bristled nylon 
B) soft-bristled natural 
C) hard-bristled nylon 
D) hard-bristled natural 
A) soft-bristled nylon 
B) soft-bristled natural 
C) hard-bristled nylon 
D) hard-bristled natural

Exam 15: Preventive Dentistry

Which of the following is the most effective means to prevent dental caries?

Why is dental care an important aspect of total prenatal care?

Which of the following is not recommended when applying a fluoride varnish?

Which of the following is true regarding patient toothbrushing recommendations for areas with acute oral inflammation?

Before topical fluoride gel is applied,the:

Oral hygiene should begin:

Dental caries cannot occur without dietary:

Systemic fluoride is the type of fluoride found in:

Why is it advantageous for pregnant women to chew gum or eat mints that contain xylitol?

Which of the features of automatic toothbrushes is most likely to be helpful for patients with physical disabilities?

Which of the following interdental aids is made from soft nylon filaments formed into a narrow cone shape?

When reviewing toothbrushing with patients who have healthy gum tissue and few plaque deposits,you should not:

As a dental assistant,your first step as a partner in prevention with your patients is to help patients:

How can a parent avoid spreading the types of bacteria that cause caries in a baby?

A fluoride needs assessment helps determine:

When should dental floss be used in relationship to brushing teeth?

Chronic overexposure to fluoride can result in dental _____ in children younger than 6 years with developing teeth?

The first step in patient education is to:

Which of the following terms is used to identify a food that causes dental caries?

Dental professionals generally recommend that patients use _____ toothbrushes.

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