HOSA EPIDEMIOLOGY CERTIFICATION
STUDY GUIDE 2026 QUESTIONS WITH
CORRECT SOLUTIONS GRADED A+
⩥ In the definition of epidemiology, "distribution" refers to:
A) Why
B) Who
C) Where
D) When. Answer: D)When
⩥ What term refers to "an occurence of an illness or illness in a
population"?
A)Prevalence
B)Morbidity
C)Incidence
D)Mortality. Answer: B)Morbidity
⩥ An industrial town along the shore of Lake Michigan is known for
having poor air quality due to factories and shipping industry near
residential areas. This would be an example of what kind of descriptive
variable?
A)Environmental
B)Demographic and Social
,C)Community Infrastructure
D)Health related outcomes. Answer: A)Environmental
⩥ An example of active prevention of disease is?
A)Fluoridation of water
B)Creating fire resistant clothes for babies and children
C)Using a seatbelt while riding in a vehicle
D)Equipping cars with air bags. Answer: C)Using a seat belt while
riding in a vehicle
⩥ What component of Hill's Aspects of Association asks if people are
developing the same disease condition after exposure?
A)Consistency
B)Specificity
C)Temporality
D)Coherence. Answer: B)Specificity
⩥ An exposure associated with a disease is known as:
A)Effect
B)Cause
C)Disease rate
D)Risk factor. Answer: D)Risk Factor
, ⩥ An urban area has had a large migration over the past 10 years of
younger individuals to other areas in order to look for better
opportunities. This high mobility in the population is an example of
what kind of descriptive variable?
A)Community Infrastructure
B)Environmental
C)Health related outcomes
D)Demographic and social. Answer: A)Community Infrastructure
⩥ Approximately 400,000 Americans today have ever been diagnosed
with lung cancer. This is also known as ______.
A) Morbidity
B) Mortality
C) Incidence
D) Prevalence. Answer: D) Prevalence
⩥ A community agency is putting together an exercise program for
senior women to help in the prevention of osteoporosis. This would be
an example of:
A) Primary prevention
B) Secondary Prevention
C) Passive Prevention
D) Tertiary prevention. Answer: A) Primary prevention
STUDY GUIDE 2026 QUESTIONS WITH
CORRECT SOLUTIONS GRADED A+
⩥ In the definition of epidemiology, "distribution" refers to:
A) Why
B) Who
C) Where
D) When. Answer: D)When
⩥ What term refers to "an occurence of an illness or illness in a
population"?
A)Prevalence
B)Morbidity
C)Incidence
D)Mortality. Answer: B)Morbidity
⩥ An industrial town along the shore of Lake Michigan is known for
having poor air quality due to factories and shipping industry near
residential areas. This would be an example of what kind of descriptive
variable?
A)Environmental
B)Demographic and Social
,C)Community Infrastructure
D)Health related outcomes. Answer: A)Environmental
⩥ An example of active prevention of disease is?
A)Fluoridation of water
B)Creating fire resistant clothes for babies and children
C)Using a seatbelt while riding in a vehicle
D)Equipping cars with air bags. Answer: C)Using a seat belt while
riding in a vehicle
⩥ What component of Hill's Aspects of Association asks if people are
developing the same disease condition after exposure?
A)Consistency
B)Specificity
C)Temporality
D)Coherence. Answer: B)Specificity
⩥ An exposure associated with a disease is known as:
A)Effect
B)Cause
C)Disease rate
D)Risk factor. Answer: D)Risk Factor
, ⩥ An urban area has had a large migration over the past 10 years of
younger individuals to other areas in order to look for better
opportunities. This high mobility in the population is an example of
what kind of descriptive variable?
A)Community Infrastructure
B)Environmental
C)Health related outcomes
D)Demographic and social. Answer: A)Community Infrastructure
⩥ Approximately 400,000 Americans today have ever been diagnosed
with lung cancer. This is also known as ______.
A) Morbidity
B) Mortality
C) Incidence
D) Prevalence. Answer: D) Prevalence
⩥ A community agency is putting together an exercise program for
senior women to help in the prevention of osteoporosis. This would be
an example of:
A) Primary prevention
B) Secondary Prevention
C) Passive Prevention
D) Tertiary prevention. Answer: A) Primary prevention
