Preventive Dentistry
Mock Exam
Course Introduction
Preventive Dentistry is a course designed to introduce students to the principles and practices aimed at preventing oral diseases and promoting oral health. The course covers topics such as dental caries prevention, periodontal disease control, patient education, nutrition, fluoride application, dental sealants, and community-based oral health strategies. Students learn to assess risk factors, implement preventive measures, and educate patients and communities on maintaining optimal oral hygiene. Emphasis is placed on evidence-based approaches and the integration of preventive care into comprehensive dental treatment plans.
Recommended Textbook
Primary Preventive Dentistry 8th Edition by Norman O. Harris
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28 Chapters
276 Verified Questions
276 Flashcards
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Page 2
Chapter 1: Introduction to Primary Preventive Dentistry
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Sample Questions
Q1) The presence of white spots on interproximal surfaces are usually first identified in radiographs because mesial and distal surfaces are NEVER visible to the naked eye.
A)Both statement and reason are true.
B)Both statement and reason are false.
C)Statement is true but reason is false.
D)Statement is false but reason is true.
Answer: C
Q2) Which of the following is NOT an example of primary prevention?
A)Oral evaluation
B)Dental prophylaxis
C)Periodontal debridement
D)Xylitol
Answer: C
Q3) Which of the following is a method used to diagnose a condition?
A)Primary prevention
B)Therapeutic modality
C)Diagnostic modality
D)Tertiary prevention
Answer: C
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Page 3
Chapter 2: Cultural Health Influences
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Sample Questions
Q1) Which of the following is projected to have to slowest population growth through the year 2050?
A)Hispanic
B)White,non-Hispanic
C)Asian
D)Black
Answer: B
Q2) Which of the following is NOT one of the skill areas assessed in the Cross-Cultural Adaptability Inventory (CCAI)?
A)Emotional resilience
B)Flexibility/openness
C)Nonjudgmental
D)Personal acuity
Answer: C
Q3) From a legal perspective,cultural competence can help to avoid:
A)Liability
B)Malpractice claims
C)Both A and B
D)None of the above,cultural competence has no effect on legal matters
Answer: C
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Chapter 3: Dental Hygiene Science
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Sample Questions
Q1) What is the purpose of dental indices?
A)Diagnosing dental disease
B)Preventing dental disease
C)Quantifying dental diseases
D)Interpreting dental diseases
Answer: C
Q2) In which dental hygiene process phase does treatment begin?
A)Implementation phase
B)Treatment phase
C)Assessment phase
D)Evaluation phase
Answer: A
Q3) Whose responsibility is it to educate patients about oral diseases and their prevention?
A)Dental hygienist
B)Dentist
C)Dental assistant
D)All of the above
Answer: D
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Page 5
Chapter 4: Dental Plaque Biofilm
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Sample Questions
Q1) Adhesion is mediated by a variety of bonding mechanisms,which include:
A)Exogenous antimicrobial agents
B)Etching agents
C)Physiochemical interactions
D)Antimicrobial interactions
Q2) Subgingival calculus derives their mineral from which of the following that is found in the sulcus and periodontal pocket.
A)Sulcular epithelium
B)Mucogingival fluid
C)Inflammatory exudate
D)Endotoxins
Q3) Which of the following can be used to prevent the excess accumulation of plaque?
A)Host defense mechanisms
B)Effective toothbrushing
C)Biofilm lozenges
D)No prevention necessary
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Chapter 5: Carious Lesions
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Sample Questions
Q1) Which areas can carious lesions occur?
A)Gingival margin
B)Periodontal dentin ligament
C)Pit and fissures
D)Gingival sulcus
Q2) Root caries are more common in:
A)Older adults
B)Children
C)Drug addicts
D)Root caries occur similarly across age groups
Q3) The four zones of the incipient lesion,described by Silverstone,are: h.
A)Outer zone,body of the lesion,dark zone,and translucent zone i.
B)Surface zone,body of the lesion,dark zone,and translucent zone j.
C)Light zone,body of the lesion,dark zone,and translucent zone
D)None of the above
Q4) Which of the following is tooth enamel composed of?
A)Enamel junctions
B)Dentin
C)Enamel rods
D)Dentinal tubules
Page 7
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Chapter 6: Periodontal Diseases
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Sample Questions
Q1) The nonspecific plaque hypothesis relates periodontal disease to the amount of plaque present.It states that all individuals are equally susceptible to periodontal disease.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
Q2) The specific plaque hypothesis attributes periodontal diseases to specific,although NOT known,bacteria.It also states that all individuals are equally susceptible to periodontal disease.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
Q3) Which of the following is NOT a characteristic of aggressive periodontitis?
A)Amount of deposit inconsistent with severity of disease
B)Destruction to permanent first molars and incisors
C)Associated with the bacterial species AA
D)None of the above
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Page 8
Chapter 7: Oral Cancer
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Sample Questions
Q1) Which of the following is NOT an appropriate treatment for the symptoms of mucositis due to cancer therapy?
A)Ice chips
B)Topical pain relief solution
C)Spicy food
D)Systemic pain relievers
Q2) Which of the following is the ONLY definitive method available for diagnosing oral carcinoma?
A)Surgical biopsy
B)Chemiluminescence
C)MRI
D)Exam by dental professional
Q3) Performing oral cancer screenings annually on all patients is the current standard of care in dentistry.A visual exam of all tissues is sufficient to meet this requirement.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
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9
Chapter 8: Dental Trauma
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Sample Questions
Q1) MOST often,discolored primary teeth will need which of the following treatments?
A)Conservative monitoring
B)Immediate extraction
C)Root canal therapy
D)Bleaching
Q2) Tap water is the favored storage media for an avulsed tooth because of its low osmolality.
A)Both the statement and the reason are true.
B)Both the statement and the reason are false.
C)Statement is true but reason is false.
D)Statement is false but reason is true.
Q3) Which segments of the population should be educated regarding the proper handling of an avulsed tooth?
A)Teachers
B)School nurses
C)Parents
D)All of the above
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Chapter 9: Host Defense Mechanisms in the Oral Cavity
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Sample Questions
Q1) To control acid in plaque,protective ions are increased and damage is controlled through dilution and chemical buffering.Saliva acts as a strong buffer for the acidic plaque.
A)First statement is true,second statement is false.
B)First statement is false,second statement is true.
C)Both statements are true.
D)Both statements are false.
Q2) The blood has a system of granulocytes to find and attack foreign invaders.Granulocytes include which of the following EXCEPT:
A)Neutrophils
B)Candida albicans
C)Macrophages
D)Basophils
Q3) Which of the following is NOT part of the defense system to ensure the safety of the body from infection?
A)Normal oral flora
B)Saliva
C)Anatomic barriers
D)All of the above
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Chapter 10: Toothbrushes and Toothbrushing Methods
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Sample Questions
Q1) Powered toothbrushes can be beneficial for a variety of reasons.Which of the following is NOT one of these reasons?
A)These brushes have been found helpful for parents who brush their children's teeth.
B)These brushes are generally least expensive than traditional brushes.
C)These brushes are good for patients who require a larger handle,because powered models are easier to grasp.
D)These brushes are recommended for those individuals that brush only once weekly.
Q2) The scrub toothbrushing technique uses which movements?
A)Horizontal strokes
B)Vertical strokes
C)Circular strokes
D)All of the above
Q3) The purpose of toothbrushing includes:
A)Removal of plaque biofilm and disturbance of its reformation
B)Removal of food,debris,and stain from the oral cavity
C)Application of a dentifrice containing specific ingredients to address
D)All of the above
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12
Chapter 11: Dentifrices,Mouthrinses,and Chewing Gums
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Sample Questions
Q1) Abrasion can occur from toothbrushing.Toothbrush abrasion usually appears as a V-shaped notch in the cementum apical to the cementoenamel junction.
A)First statement is true,second statement is false.
B)First statement is false,second statement is true.
C)Both statements are true.
D)Both statements are false.
Q2) Abrasives usually do NOT damage enamel,but they may dull the tooth luster.To compensate for this,polishing agents are added to the dentifrice formulation.
A)First statement is true,second statement is false.
B)First statement is false,second statement is true.
C)Both statements are true.
D)Both statements are false.
Q3) The MOST common types of abrasives used are:
A)Carbonates
B)Phosphates
C)Silicas
D)All the above
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13
Chapter 12: Self-Care Adjuncts
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Sample Questions
Q1) Oral irrigation removes the biofilm on the tooth structure.Supragingival irrigation improves and prevents gingivitis.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
Q2) It is recommended that bulimics do which of the following after vomiting?
A)Rinse with water
B)Brush teeth
C)Floss
D)Rinse with chlorhexidine
Q3) When are floss holders NOT recommended?
A)Poor dexterity
B)Small hands
C)Strong gag reflex
D)Physical disabilities
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Chapter 13: Implant and Denture Self Care
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Sample Questions
Q1) The following aspects should be addressed to the denture wearer to ensure thorough care and overall systemic health.
A)Daily removal of dentures
B)Regular examinations
C)Diet and eating
D)Self-care of oral soft tissue
E)All of the above
Q2) Peri-implantitis is irreversible alveolar bone loss around an osseointegrated dental implant caused by inflammation.Peri-implant mucositis,a precursor to peri-implantitis,is plaque-induced reversible inflammation of the surrounding soft tissue.
A)First statement is true,second statement is false.
B)First statement is false,second statement is true.
C)Both statements are true.
D)Both statements are false.
Q3) The endosseous dental implant includes which component?
A)Implant body
B)Abutment
C)Superstructure
D)All of the above
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Page 15
Chapter 14: Community Water Fluoridation
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Sample Questions
Q1) What are optimal fluoride concentrations levels based on?
A)Water temperatures
B)Humidity
C)Air temperatures
D)Water consumption
Q2) What is salt fluoridation?
A)It is the addition of salt and fluoride to water.
B)These components are added to preserved food.
C)These components are added to table salt.
D)Patients get daily fluoride intake through salt blocks.
Q3) What compound was the FIRST used in controlled water fluoridation programs and is still used in smaller communities?
A)Stannous fluoride
B)Neutral fluoride
C)Sodium silicofluroide
D)Sodium fluoride
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Page 16
Chapter 15: Topical Fluoride Therapy
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Sample Questions
Q1) If fluoride is ingested,what can occur?
A)Nausea and vomiting
B)Hives
C)Feverish chills
D)Numbness of the oral mucosa
Q2) What is defined as a solution that sets in a gel-like state but is NOT a true gel?
A)Thixotropic
B)Gelation
C)Solidify
D)Hypotropic
Q3) For how long should teeth be exposed to fluoride to garner the maximum anticaries effect?
A)2 minutes
B)3 minutes
C)4 minutes
D)5 minutes
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Chapter 16: Dental Sealants
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Sample Questions
Q1) Which is NOT a barrier to the placement of sealants?
A)Legal restrictions on dental providers
B)Patient's cost
C)Shortage of dentists accepting Medicaid
D)Lack of consumer knowledge
Q2) When is the BEST time to place a sealant?
A)Once all the permanent molars have erupted
B)As the permanent dentition erupts
C)When the child begins consuming sugars
D)If the child begins to develop caries
Q3) When is a sealant contraindicated?
A)When there is incipient caries on the occlusal surfaces
B)When there is a presence of a large occlusal restoration
C)When there is dark staining in the pits and fissure
D)When there is a high caries rate
Q4) What is the main advantage of a color sealant?
A)Higher fluoride content
B)Visualization
C)Easier manipulation of the material
D)Less technique sensitivity
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Chapter 17: Nutrition,Diet,and Associated Oral Conditions
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Sample Questions
Q1) What are the three local factors needed for caries to develop?
A)Cariogenic bacteria,dietary fibers,and a susceptible tooth
B)A susceptible tooth,cariogenic bacteria,and fermentable carbohydrates
C)A susceptible tooth,proteins,and fermentable carbohydrates
D)Cariogenic bacteria,gingival inflammation,and fermentable carbohydrates
Q2) What deficiency presents itself in the oral cavity as pallor of oral tissues,especially the tongue?
A)Malnutrition
B)Unmet caloric needs
C)Iron deficiency
D)Vitamin B deficiency
Q3) AIDS and cancer patients can experience which of the following oral condition?
A)Oral candidiasis
B)Herpes simplex
C)Anorexia
D)All of the above
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19
Chapter 18: Sugar and Other Sweeteners
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Sample Questions
Q1) What is MOST commonly used as a tabletop sweetener?
A)Aspartame
B)Molasses
C)Saccharin
D)Sucrose
Q2) In addition to sugars,what other agents can be cariogenic?
A)Carbohydrates
B)Fibrous meats
C)Enzymes
D)Vegetables
Q3) When someone has this particular condition they experience nausea and vomiting,and sweat excessively after consuming fructose.What is the condition known as?
A)Diabetes
B)Hypoglycemia
C)Hereditary fructose intolerance
D)Food allergies
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20
Chapter 19: Health Education and Promotion Theories
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Q1) The theory of reasoned action is more effective with which of the following?
A)A collective community
B)An individual
C)A small group setting
D)None of the above
Q2) What theory states that changes take place bidirectional;environment,information,and behavior all affect one another?
A)Locus of control
B)Sense of coherence
C)Social Learning Theory
D)Theory of Reasoned Action
Q3) What closely examines the role of stressors and tensions as contributing factors for health and disease?
A)Salutogenesis model
B)Generalized resistance resources
C)Sense of coherence
D)Stressor
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Chapter 20: Tobacco Cessation
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Sample Questions
Q1) Smokers have greater probing depths,gingival recession,loss of attachment,and bone loss than non-smokers.Cigarette smoking is a potential contributing factor in necrotizing ulcerative gingivitis.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
Q2) Because smoking alters the body's ability to mount a host response,how does periodontal inflammation present itself in a smoker?
A)Red,swollen gingival margins,with profuse bleeding
B)Smooth tissue with minimal bleeding
C)Smooth tissue with profuse bleeding
D)Tight and firm margins with pyramidal papilla
Q3) What does smokeless tobacco diffuse through?
A)Saliva
B)Mucous membrane
C)Tongue
D)Salivary glands
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22
Chapter 21: Athletic Mouthguards
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Sample Questions
Q1) Mouthguards work by moving soft tissue in the oral cavity away from the teeth and into the upper jaw.This prevents laceration and bruising of the lips and cheeks.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
Q2) What was the FIRST mouthguard constructed of?
A)Rubber
B)Acrylic
C)Plastic
D)Cotton
Q3) Which professional sports league does NOT require the use of mouthguards?
A)NBA
B)MLB
C)NFL
D)NHL
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Page 23
Chapter 22: Technological Advances in Primary Dental Care
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Sample Questions
Q1) What major genetic factor influences an individual's response to periodontal disease?
A)Cytokines
B)Gamma globulins
C)Proinflammatory cytokine interleukin 1B
D)Immunoglobulin A
Q2) What is defined as specific sequences of bases that encode instructions on how to make proteins?
A)Genome
B)Chromosomes
C)Genes
D)Proteome
Q3) What cells are capable of dividing without limit to replenish other cells as long as the person is still alive?
A)Epithelial cells
B)Connective tissue
C)Periodontal ligaments
D)Stem cells
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Chapter 23: Pregnancy and Infancy
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Sample Questions
Q1) What type of toothpaste should be used on infants?
A)Pea-size amount
B)Minimal amount
C)Fluoridated toothpaste
D)None
Q2) When completing the interview process for a child's first visit what are some areas to inquire about?
A)Social activities,speech,and feeding history
B)Feeding history,medical history,and social activities
C)Growth and development,siblings,and family dental history
D)Growth and development,feeding history,medical history
Q3) Why should dental providers inquire about water consumption?
A)To assess kidney function
B)To determine if the child is consuming the appropriate amount of water daily
C)To assess fluoride uptake
D)To determine the nutritional status of the child
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25
Chapter 24: Pediatrics
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Sample Questions
Q1) At what stage does motor development become much smoother and more coordinated?
A)Infancy
B)Early childhood
C)Childhood
D)Adolescence
Q2) Which are NOT typical groups that are formed during the childhood stage?
A)Clubs
B)Play groups
C)Sports
D)Gangs
Q3) During the adolescence stage,teens begin to think about things that cannot be seen,touched,or heard.Examples of this are: faith,trust,beliefs,values,and spirituality.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
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Chapter 25: Adult Dental Care
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Q1) Cancer patients who receive chemotherapy and/or radiation can experience which of the following?
A)Oral irritation or ulcers
B)Rampant decay
C)Loss of salivary function
D)All of the above
Q2) In which stage of life does one appear clumsy?
A)Adolescence
B)Early adulthood
C)Mature adulthood
D)Elderly
Q3) Which gland is responsible for the control of the production of estrogens from the ovaries in females and androgens from the testes in males?
A)Brain stem
B)Pituitary gland
C)Thyroid
D)Frontal lobe
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Page 27
Chapter 26: Geriatrics
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Q1) What is defined as the loss of established intellectual activity that interferes with occupational and social functional?
A)Alzheimer's disease
B)Dementia
C)Parkinson's disease
D)Cerebral palsy
Q2) What is the BEST way to provide optimal dental care for the older community?
A)Remain current on oral medicine
B)Remain current on pharmacotherapeutics
C)Remain current on changing technologies
D)All of the above
Q3) What is defined as the presence of at least 20 natural teeth?
A)Passive dentition
B)Functional dentition
C)Active dentition
D)Natural dentition
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Chapter 27: Medically Compromised Populations
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Q1) Pallor (paleness)of the oral mucosa occurs when which medical condition is present?
A)Alcoholism
B)Asthma
C)Hyperthyroidism
D)Renal failure
Q2) What is defined as damage to the lungs that makes it difficult to breathe?
A)Bronchitis
B)Pneumonia
C)Chronic obstructive pulmonary disease (COPD)
D)Asthma
Q3) What is the major oral complication associated with epilepsy?
A)Mucositis
B)Xerostomia
C)Gingival overgrowth
D)Gingival recession
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Chapter 28: Populations with Developmental Disabilities
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Q1) What percentage of the children with cerebral palsy have epilepsy?
A)5%
B)10%
C)20%
D)30%
Q2) An increase in damaging oral habits such as bruxism,biting of ones' lips,and pica may also be found in patients with autism.These habits may be considered a self-coping mechanism,exploration,or one of many repetitive behaviors seen in individuals with autism.
A)Both statements are true.
B)Both statements are false.
C)First statement is true,second statement is false.
D)First statement is false,second statement is true.
Q3) Persons with this developmental disability have variable tooth morphology and short roots.
A)Down syndrome
B)Cerebral palsy
C)Autism
D)Mental retardation
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Page 30