Course Introduction
Community Dentistry
Pre-Test Questions
Community Dentistry focuses on the prevention and control of dental diseases and the promotion of oral health through organized community efforts. This course explores the principles and practices of dental public health, epidemiology of oral diseases, planning and evaluation of community-based dental programs, health education, and the impact of socio-economic factors on oral health. Students will learn about preventive measures, oral health policy making, and strategies to improve access to dental care, equipping them to address the oral health needs of diverse populations at a community or population level.
Recommended Textbook
Primary Preventive Dentistry 8th Edition by Norman O.
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28 Chapters
276 Verified Questions
276 Flashcards
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Page 2
Harris
Chapter 1: Introduction to Primary Preventive Dentistry
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10 Verified Questions
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Sample Questions
Q1) All caries start as incipient lesions and all incipient lesions progress to overt caries.
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.
Answer: C
Q2) Which of the following is NOT considered a category of dental disease?
A)Dental caries/periodontitis
B)Acquired oral conditions
C)Craniofacial disorders
D)None of the above
Answer: D
Q3) Regular oral exams are beneficial in systemic disease prevention/detection because systemic diseases have an influence on dental health.
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: A
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Page 3
Chapter 2: Cultural Health Influences
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Sample Questions
Q1) Culture is defined as integrated patterns of human behavior that include the language,thoughts,communications,actions,customs,beliefs,values,and institutions of racial,ethnic,religious or social groups.A dental hygienist should be culturally competent,only if he or she chooses to do so.
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 is the BEST way to pursue cultural competency for a lifetime?
A)Legal school
B)Continuing education
C)Understanding one's self
D)Competency education
Answer: B
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4
Chapter 3: Dental Hygiene Science
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8 Verified Questions
8 Flashcards
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Sample Questions
Q1) What serves as the basis for determining whether the treatment was successful or if adjunct therapy is warranted?
A)Recall visits
B)Evaluation
C)Periodontal pocket depths
D)Patient opinion
Answer: B
Q2) 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
Q3) 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
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Chapter 4: Dental Plaque Biofilm
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Sample Questions
Q1) Supragingival calculus is 60% mineralized,subgingival calculus is 30% mineralized.
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) 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
Q3) Pyrophosphates decrease the formation of which of the following?
A)Plaque
B)Calculus
C)Early carious lesions
D)Gingivitis
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Chapter 5: Carious Lesions
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Sample Questions
Q1) 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
Q2) Resting salivary flow is principally from the major salivary glands while stimulated salivary flow comes from the minor salivary glands.
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) Which areas can carious lesions occur?
A)Gingival margin
B)Periodontal dentin ligament
C)Pit and fissures
D)Gingival sulcus
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Chapter 6: Periodontal Diseases
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Sample Questions
Q1) A diagnosis of gingivitis implies that junctional epithelium has migrated apically,but is still on the enamel or cementoenamel junction.A diagnosis of periodontitis implies that junctional epithelium has migrated apically 2,3,or more millimeters.
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) Which of the following is NOT a function of gingival crevicular fluid?
A)Clears bacteria from sulcus
B)Vehicle for leukocytes
C)First line of defense against periodontal pathogens
D)Indicator of healthy sulcus
Q3) Which of the following microbial species appear to be associated with chronic periodontitis?
A)Actinobacillus actinomycetemcomitans
B)Porphyromonas gingivalis
C)Prevotella intermedia
D)All of the above
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Chapter 7: Oral Cancer
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Sample Questions
Q1) Which of the following can be complications from irradiation?
A)Xerostomia
B)Altered taste
C)Osteoradionecrosis
D)All of the above
Q2) Which of the following should be included in tobacco assessment?
A)Amount used
B)Frequency/duration used
C)Previous quit attempts
D)All of the above
Q3) 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
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9
Chapter 8: Dental Trauma
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Sample Questions
Q1) 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
Q2) Which of the following is an appropriate media in which to store an avulsed tooth?
A)Milk
B)Patient's saliva
C)Saline
D)All of the above
Q3) Avulsed primary teeth are ________ replanted because of concern that permanent teeth may be damaged.
A)Always
B)Never
C)Seldom
D)Partially
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Chapter 9: Host Defense Mechanisms in the Oral Cavity
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Sample Questions
Q1) Cementum is the hardest substance in the human body,harder than cortical bone.Enamel is composed of fluorapatite.
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) Which bacteria are responsible for caries formation?
A)Streptococcus oralis
B)Streptococcus mutans
C)Lactobacillus
D)Both A and B
E)Both B and C
F)All of the above
Q3) Humoral immunity is carried out by T cells from the thymus.Cellular immunity is carried out by the B cells from the bone marrow.
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.
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Page 11
Chapter 10: Toothbrushes and Toothbrushing Methods
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Sample Questions
Q1) Which statement is NOT true about disclosing agents,or disclosants?
A)They may be in either a liquid or a tablet form.
B)They allow the patient to see plaque in the mouth before or after brushing.
C)These agents can give patients a literal road map to remove the plaque.
D)The chewable tablet or the liquid disclosant chewed and swallowed.
Q2) The ________ is MOST appropriate for children whose dexterity is NOT sufficient to master the Bass technique.
A)Rolling technique
B)Bass technique
C)Horizontal technique
D)Stillman method
Q3) Toothbrush wear (i.e. ,splayed,bent,or broken bristles)is influenced more by the brushing method than by the length of time of brushing.The wear is influenced more by the method than by the number of toothbrushings per day.
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.
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Chapter 11: Dentifrices,Mouthrinses,and Chewing Gums
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Sample Questions
Q1) The degree of dentifrice abrasiveness depends on:
A)The inherent hardness of the abrasive
B)The size of the abrasive particle
C)The shape of the particle
D)All of the above
Q2) Potassium nitrate is a commonly used,FDA-approved,OTC desensitization agent.It reduces the reaction of nerves in the teeth to stimuli such as heat and cold.
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) 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.
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Chapter 12: Self-Care Adjuncts
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Sample Questions
Q1) 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
Q2) What oral-hygiene aid is used primarily for gingival massage and recontouring of gingival papilla after periodontal therapy?
A)End-tuft brush
B)Toothpick holder
C)Sulca brush
D)Rubber tip stimulator
Q3) What oral hygiene product is recommended for Type II and III embrasures?
A)Floss threaders
B)Floss picks
C)Interdental brushes
D)Rubber tip stimulator
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Chapter 13: Implant and Denture Self Care
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Sample Questions
Q1) The endosseous dental implant includes which component?
A)Implant body
B)Abutment
C)Superstructure
D)All of the above
Q2) Which of the following is NOT an advantage of using immersion cleansers to clean a denture?
A)Offers safe storage
B)The solution reaches all areas of the dentures
C)Easier for patients who have dexterity issues
D)Some microbial species are resistant to mechanical cleaning
E)All of the above
Q3) 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.
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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) How do water fluoridation systems prevent excess water fluoridation?
A)A limited amount of fluoride is maintained in day tanks.
B)Proper controls are used to feed fluoride from the hoppers to distilling tanks.
C)Metering pumps
D)All of the above
Q3) Water fluoridation is a controversial subject.In regard to fluoride,the media is usually more interested in controversy than risk.
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 15: Topical Fluoride Therapy
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Sample Questions
Q1) After a fluoride treatment is administered,for how long should patients be advised NOT to eat or drink?
A)15 minutes
B)30 minutes
C)45 minutes
D)60 minutes
Q2) Fluoride rinses have a place as a component of a preventative program and can be substituted for other modalities of fluoride use.Fluoride rinses are used mainly for patients with a high risk of contracting caries.
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) 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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Page 17
Chapter 16: Dental Sealants
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Sample Questions
Q1) Where do the majority of caries occur in the oral cavity?
A)Occlusal surfaces
B)Interproximally
C)Areas of recession
D)Incisal edges
Q2) What is the cost difference in placing a sealant versus a restoration?
A)Costs are equal
B).5 times more
C)1.3 times more
D)1.6 times more
Q3) 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
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
18
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Chapter 17: Nutrition,Diet,and Associated Oral Conditions
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Sample Questions
Q1) 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
Q2) What is essential for taste and odor sensitivity?
A)Vitamin A
B)Zinc
C)Proteins
D)Vitamin D
Q3) 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
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Chapter 18: Sugar and Other Sweeteners
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Sample Questions
Q1) What is also known as a sugar alcohol?
A)Glucose
B)Polyols
C)Alcohol
D)Lactose
Q2) Which polyol has received the greatest amount of attention by the dental community?
A)Sorbitol
B)Mannitol
C)Erythritol
D)Xylitol
Q3) Which sugars are implicated as caries causing agents?
A)Sucrose,glucose,NutraSweet,and fructose
B)Xylitol,sucrose,fructose,and maltose
C)Sucrose,glucose,fructose,and maltose
D)Maltose,glucose,xylitol,and NutraSweet
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Chapter 19: Health Education and Promotion Theories
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Q1) What does learning consist of?
A)Motivation
B)Retention of knowledge
C)Reinforcement of knowledge
D)All of the above
Q2) Which involves a method of seeing the world and one's place in it?
A)Sense of coherence
B)Sense of self
C)Sensory learning
D)None of the above
Q3) What occurs when individuals think their personal actions determine health status?
A)External locus of control
B)Multidimensional locus of control
C)Internal locus of control
D)Locus of control
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Chapter 20: Tobacco Cessation
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Sample Questions
Q1) What does smokeless tobacco diffuse through?
A)Saliva
B)Mucous membrane
C)Tongue
D)Salivary glands
Q2) What are dental providers likely to see in the oral cavity of a smoker?
A)Leukoplakia
B)Leukoedema
C)Linea alba
D)Ectopic sebaceous glands
Q3) Second-hand smoke exposes the non-smoker to more chemicals than the smoker.How much worse are these chemicals?
A)25 fold
B)50 fold
C)100 fold
D)125 fold
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Chapter 21: Athletic Mouthguards
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Sample Questions
Q1) Which professional sports league does NOT require the use of mouthguards?
A)NBA
B)MLB
C)NFL
D)NHL
Q2) What is the purpose of the Academy of Sports Dentistry?
A)Esthetic dentistry
B)Prevention of sport injuries
C)Restorative dentistry
D)Preventive dentistry
Q3) What is the MOST common type of injury sustained during participation in sports?
A)Broken limbs
B)Dental injuries
C)Concussions
D)Sprains
Q4) What was the FIRST mouthguard constructed of?
A)Rubber
B)Acrylic
C)Plastic
D)Cotton
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Chapter 22: Technological Advances in Primary Dental Care
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Sample Questions
Q1) When was the Human Genome Project completed?
A)2003
B)2004
C)2005
D)2006
Q2) When taking dental histories,it is important to gather information on both parents' and siblings' history of caries.This should be done in addition to evaluating nutritional and oral hygiene habits.
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) What has research indicated about periodontal disease and dental caries?
A)That periodontal disease and caries is contagious.
B)That periodontal disease and caries can be genetic.
C)That periodontal disease and caries is due to a chromosome deficiency.
D)That periodontal disease and caries can be reversed.
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Page 24
Chapter 23: Pregnancy and Infancy
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Sample Questions
Q1) When should oral hygiene begin to be performed on children?
A)When they begin eating solid foods
B)When their primary teeth become visible in the oral cavity
C)Only when the infant allows you to clean their mouth
D)Even if no teeth are present,the gingival ridge should be wiped
Q2) When should the child's FIRST visit to the dentist occur?
A)0-6 months
B)6 months-1 year
C)1-2 years
D)2-3 years
Q3) What position should an examination for children under three years of age be done in?
A)Lying back
B)Knee-to-knee
C)The parents lap
D)Cradled in the dentists lap
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25
Chapter 24: Pediatrics
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Sample Questions
Q1) Which are NOT typical groups that are formed during the childhood stage?
A)Clubs
B)Play groups
C)Sports
D)Gangs
Q2) 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.
Q3) Children 2-5 years of age have an active imagination,this leads to magical thinking and pretend play.This active imagination causes the children to do what?
A)Fear the dental provider
B)Have imaginary friends
C)Make a literal interpretation
D)Be very outspoken
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Chapter 25: Adult Dental Care
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Q1) In which stage of life does one appear clumsy?
A)Adolescence
B)Early adulthood
C)Mature adulthood
D)Elderly
Q2) 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
Q3) At what stage of life are patients more aware of the importance of good oral health?
A)Adolescence
B)Young adulthood
C)Female adulthood
D)Male adulthood
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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 causes the teeth of the elderly to appear darker in color?
A)Dentinal tubules
B)Pulp chamber
C)Diet
D)Medications
Q3) A cognitive decline as the brain ages is a result of what?
A)Absence of disease
B)Trauma
C)Stress
D)Hormonal changes
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Chapter 27: Medically Compromised Populations
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Q1) A condition of hemophilia will MOST significantly interfere with what dental treatment?
A)Prophylaxis
B)Scaling and root planning
C)Restorations
D)Extractions
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 one major obstacle that dental providers and patients must overcome when dealing with depression?
A)Compulsive oral hygiene
B)Poor oral hygiene
C)Unnecessary dental emergencies
D)Severe gag reflex
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Chapter 28: Populations with Developmental Disabilities
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Q1) Approximately how many births result in a child born with cerebral palsy?
A)1.7 out of every 1,000
B)2.1 out of every 1,000
C)3.1 out of every 1,000
D)4.8 out of every 1,000
Q2) What percentage of the children with cerebral palsy have epilepsy?
A)5%
B)10%
C)20%
D)30%
Q3) What is defined as a non-progressive,neuromuscular disorder caused by damage to the immature brain?
A)Down syndrome
B)Cerebral palsy
C)Multiple sclerosis
D)Parkinson's disease
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