NBDHE Board Review - Dental
Community Health Exam Questions
and Answers 100% Pass
Longitudinal - ANSWER-A study in which df/dmf are conducted yearly on the
same group of children is an example of which type of study?
Children and young adults in fluoridated and nonfluoridated communities -
ANSWER-Sealant programs are recommended for _________.
A fluoride mouth rinse program - ANSWER-In a nonfluoridated community,
which preventative dental health program would have the maximum cost benefit
for the control of caries in elementary school children?
Simple indices and calibrated examiners are used - ANSWER-The ideal
epidemiologic study of periodontal disease or dental caries is one in which
__________.
It measures cumulative experience and is not necessarily indicative of current caries
activity - ANSWER-What is a disadvantage of the DMFT index?
Both statements are true - ANSWER-Health Maintenance Organizations (HMOs)
are similar to preferred provider organizations (PPOs) in that they both are
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,nontraditional methods for delivering and financing dental care. PPOs however,
are more of a financing arrangement than a structure. T or F
During design of the project - ANSWER-A dental hygienist needs assistance in
selecting statistical procedures for evaluating a community dental health project.
When should this assistance be sought?
Epidemic - ANSWER-A disease that increases in prevalence beyond the expected
level is ____________.
Subjects are randomly chosen from a previously subdivided population -
ANSWER-What is a characteristic of stratified sampling?
Initially increase the demand for dental services - ANSWER-It can safely be
assumed that the growth in dental prepayment plans in the US will ___________.
Prevalence - ANSWER-The formula below is descriptive of what epidemiological
rate?
# of existing cases of a disease/ total population
Both statements are false - ANSWER-Susceptibility to periodontitis increases with
age, but not as part of the aging process. Dentate or partially dentate elderly
persons are at an extreme risk for total tooth loss. T or F
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, First statement is true; second statement is false - ANSWER-Gingivitis precedes
periodontitis. Areas of the mouth affected by gingivitis will most likely become
affected in alter years by periodontitis.
Identify community needs - ANSWER-The first step in establishing a community
health program is to _____________.
Pilot study - ANSWER-Conducting a trial run of the planned study on a small
sample is the purpose of a/an ____________.
Stratified random sample - ANSWER-Subjects randomly chosen from a previously
subdivided population are an example of a __________________.
def - ANSWER-What caries index applies to primary dentition?
First statement is prevalence of HIV; second statement is incidence of HIV -
ANSWER-There are 10 million HIV positive patients worldwide. A new case
occurs every 15-20 seconds.
Health department - ANSWER-At the local level, which of the following should
be contacted for resources and facilities for a dental health screening program?
Most of the scores are between 7-9 - ANSWER-A dental hygienist gives a quiz to
determine effectiveness of instruction. The mean score is 8 and the standard
deviation is 1. What interpretation can be made?
COPYRIGHT 2025 ALL RIGHTS RESERVED, TRUSTED AND VERIFIED 3
Community Health Exam Questions
and Answers 100% Pass
Longitudinal - ANSWER-A study in which df/dmf are conducted yearly on the
same group of children is an example of which type of study?
Children and young adults in fluoridated and nonfluoridated communities -
ANSWER-Sealant programs are recommended for _________.
A fluoride mouth rinse program - ANSWER-In a nonfluoridated community,
which preventative dental health program would have the maximum cost benefit
for the control of caries in elementary school children?
Simple indices and calibrated examiners are used - ANSWER-The ideal
epidemiologic study of periodontal disease or dental caries is one in which
__________.
It measures cumulative experience and is not necessarily indicative of current caries
activity - ANSWER-What is a disadvantage of the DMFT index?
Both statements are true - ANSWER-Health Maintenance Organizations (HMOs)
are similar to preferred provider organizations (PPOs) in that they both are
COPYRIGHT 2025 ALL RIGHTS RESERVED, TRUSTED AND VERIFIED 1
,nontraditional methods for delivering and financing dental care. PPOs however,
are more of a financing arrangement than a structure. T or F
During design of the project - ANSWER-A dental hygienist needs assistance in
selecting statistical procedures for evaluating a community dental health project.
When should this assistance be sought?
Epidemic - ANSWER-A disease that increases in prevalence beyond the expected
level is ____________.
Subjects are randomly chosen from a previously subdivided population -
ANSWER-What is a characteristic of stratified sampling?
Initially increase the demand for dental services - ANSWER-It can safely be
assumed that the growth in dental prepayment plans in the US will ___________.
Prevalence - ANSWER-The formula below is descriptive of what epidemiological
rate?
# of existing cases of a disease/ total population
Both statements are false - ANSWER-Susceptibility to periodontitis increases with
age, but not as part of the aging process. Dentate or partially dentate elderly
persons are at an extreme risk for total tooth loss. T or F
COPYRIGHT 2025 ALL RIGHTS RESERVED, TRUSTED AND VERIFIED 2
, First statement is true; second statement is false - ANSWER-Gingivitis precedes
periodontitis. Areas of the mouth affected by gingivitis will most likely become
affected in alter years by periodontitis.
Identify community needs - ANSWER-The first step in establishing a community
health program is to _____________.
Pilot study - ANSWER-Conducting a trial run of the planned study on a small
sample is the purpose of a/an ____________.
Stratified random sample - ANSWER-Subjects randomly chosen from a previously
subdivided population are an example of a __________________.
def - ANSWER-What caries index applies to primary dentition?
First statement is prevalence of HIV; second statement is incidence of HIV -
ANSWER-There are 10 million HIV positive patients worldwide. A new case
occurs every 15-20 seconds.
Health department - ANSWER-At the local level, which of the following should
be contacted for resources and facilities for a dental health screening program?
Most of the scores are between 7-9 - ANSWER-A dental hygienist gives a quiz to
determine effectiveness of instruction. The mean score is 8 and the standard
deviation is 1. What interpretation can be made?
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