NSG 522 APPLIED EPIDEMIOLOGY AND
BIOSTATISTICS FINAL EXAM 2026 COMPLETE
PRACTICE QUESTIONS WITH ANSWERS AND
RATIONALES STUDY GUIDE
◉ treatment of adult onset HTN identified through blood pressure
screening would be an example of
primary prevention
secondary prevention
tertiary prevention
the level of prevention cannot be determined without knowing the
actual blood pressure values.
Answer: secondary prevention
◉ people who are infected with and transmit an infectious
organisms are known as
carriers
vehicles
vectors
formites
reservoirs.
Answer: carriers
,◉ During a routine annual visit an older adult is identified as having
a significantly elevated blood cholesterol level. the person has no hx
of meatbolic or cardiovascular disease and no signs or symptoms of
health problems. this finding would be indicative of which stage of
disease
stage of susceptibility
stage of preclinical disease
stage of clinical disease
the stage of disease cannot be determined with the information
provided.
Answer: stage of preclinical disease
◉ the bradford hill criteria are used to determine whether research
findings are clinically significant
t/f.
Answer: false
◉ which of the following can be vectors select all that apply
soiled bedding
contaminated food
mosquitoes
eating utensils
,ticks.
Answer: mosquitoes
ticks
◉ vaccinating a woman during pregnancy is an example of select all
that apply
passive immunity for the mother
secondary prevention for the infant
primary prevention for the mother
active immunity for the mother
tertiary prevention for the infant.
Answer: primary prevention for the mother
active immunity for the mother
◉ most diseases are caused by a single factor
t/f.
Answer: false
◉ screening is an example of which level of prevention.
Answer: secondary
, ◉ which of the following factors are known to be health
determinants select all that apply
genetics
nutrition
social support
neighborhood
education.
Answer: all
◉ transmission of chlamydia during penis-in-vagina intercourse is
an example of which mode of transmission
droplet
direct
vectorborne
indirect
vehicleborne.
Answer: direct
◉ approximately what percentage of the population needs to be
immune to achieve herd immunity.
Answer: 85%
BIOSTATISTICS FINAL EXAM 2026 COMPLETE
PRACTICE QUESTIONS WITH ANSWERS AND
RATIONALES STUDY GUIDE
◉ treatment of adult onset HTN identified through blood pressure
screening would be an example of
primary prevention
secondary prevention
tertiary prevention
the level of prevention cannot be determined without knowing the
actual blood pressure values.
Answer: secondary prevention
◉ people who are infected with and transmit an infectious
organisms are known as
carriers
vehicles
vectors
formites
reservoirs.
Answer: carriers
,◉ During a routine annual visit an older adult is identified as having
a significantly elevated blood cholesterol level. the person has no hx
of meatbolic or cardiovascular disease and no signs or symptoms of
health problems. this finding would be indicative of which stage of
disease
stage of susceptibility
stage of preclinical disease
stage of clinical disease
the stage of disease cannot be determined with the information
provided.
Answer: stage of preclinical disease
◉ the bradford hill criteria are used to determine whether research
findings are clinically significant
t/f.
Answer: false
◉ which of the following can be vectors select all that apply
soiled bedding
contaminated food
mosquitoes
eating utensils
,ticks.
Answer: mosquitoes
ticks
◉ vaccinating a woman during pregnancy is an example of select all
that apply
passive immunity for the mother
secondary prevention for the infant
primary prevention for the mother
active immunity for the mother
tertiary prevention for the infant.
Answer: primary prevention for the mother
active immunity for the mother
◉ most diseases are caused by a single factor
t/f.
Answer: false
◉ screening is an example of which level of prevention.
Answer: secondary
, ◉ which of the following factors are known to be health
determinants select all that apply
genetics
nutrition
social support
neighborhood
education.
Answer: all
◉ transmission of chlamydia during penis-in-vagina intercourse is
an example of which mode of transmission
droplet
direct
vectorborne
indirect
vehicleborne.
Answer: direct
◉ approximately what percentage of the population needs to be
immune to achieve herd immunity.
Answer: 85%
