Epidemiology Exam 1 UPDATED QUESTIONS
AND CORRECT ANSWERS
Epidemiological methods can be applied to which of the following public health-related
fields... - CORRECT ANSWER Health education
Healthcare administration
Environmental health
Which of the following is not considered a use of epidemiology? - CORRECT
ANSWER To provide healthcare services to specific individuals
Whether a contaminated food such as tomatoes caused an outbreak of gastrointestinal disease
is a simple example of: - CORRECT ANSWER A causal association
Which of the following is considered a key characteristic of epidemiology? - CORRECT
ANSWER Distribution
Population focus
Quantification
Variation in the occurrence of diseases and other health outcomes in populations relates most
closely to: - CORRECT ANSWER Distribution
True or False Epidemiology is an observational science that capitalizes on naturally occurring
situations. - CORRECT ANSWER True
True or False The history of epidemiology originated in the 20th century - CORRECT
ANSWER False
John Graunt is said to be the first to employ quantitative methods to describe population vital
statistics. - CORRECT ANSWER True
A method for providing quantitative measurements of risks to health is known as: -
CORRECT ANSWER Risk assessment
A vaccine that provided immunity to smallpox was created by: - CORRECT
ANSWER Edward Jenner
,Any factor that brings about change in a health condition or other defined characteristic is
known as: - CORRECT ANSWER Determinant
Epidemiology searches for associations between exposures and: - CORRECT
ANSWER Health outcomes
Operations research illustrates which of the following uses of epidemiology: - CORRECT
ANSWER Health services use
Specializations that contribute to epidemiology include: - CORRECT
ANSWER Sociology
History
Law
The English anaesthesiologist who linked cholera outbreaks to contaminated water and
innovated several of the key epidemiologic methods that remain valid and in use today was: -
CORRECT ANSWER John Snow
The occurrence in a community or region of cases of an illness, specific health behavior, or
other health related events clearly in excess of normal expectancy is known as a(n): -
CORRECT ANSWER Epidemic
True or False? A pandemic is an epidemic occurring worldwide or crossing international
boundaries. - CORRECT ANSWER True
True or False? Descriptive epidemiology refers to studies that are concerned with
characterizing the amount and distribution of health and disease within a population. -
CORRECT ANSWER True
True or False? Epidemiology can help solve a variety of today's health-related problems,
ranging from smoking to youth violence. - CORRECT ANSWER True
True or False? Epidemiology is concerned with the distribution and determinants of health
and diseases, morbidity, injuries, disability and mortality in populations. - CORRECT
ANSWER True
True or False? It is possible for a single case of a disease to represent an epidemic. -
CORRECT ANSWER True
, True or False? The term epidemiologic transition describes a shift in the patterns of morbidity
and mortality from causes related primarily to infectious diseases to causes associated with
chronic diseases. - CORRECT ANSWER True
Which of the following disease outbreaks occurred between 1346 and 1352 and claimed up to
one-third of the population of Europe: - CORRECT ANSWER Black Death
What is one of the first steps in presenting data after they have been reviewed for accuracy
and completeness? - CORRECT ANSWER Count and tabulate cases
According to the Generic Contingency table, the letter of the cell that shows that the exposure
is absent and disease is absent is - CORRECT ANSWER D
An r of +1 is - CORRECT ANSWER A perfect direct linear associtation
If the mean and the median are identical, this means that: - CORRECT ANSWER The
distribution is symmetrical
In a dose-response curve, the ________ refers to the lowest dose at which a particular
response occurs. - CORRECT ANSWER Threshold
Multimodal distributions can reflect age-related - CORRECT ANSWER changes in
immune status
operation of latency effects
changes in lifestyle
True or False: The closer the points lie on a scatter plot, with respect to the straight line of
best fit through them, the stronger the association between the variables. - CORRECT
ANSWER True
A value that describes a characteristic of a population is called a ____________? -
CORRECT ANSWER Parameter
A value that describes a characteristic of a sample is called a ___________ - CORRECT
ANSWER Statistic
What is this type of graphical plotting called that shows the distribution of cases over time? -
CORRECT ANSWER Epidemic Curve
AND CORRECT ANSWERS
Epidemiological methods can be applied to which of the following public health-related
fields... - CORRECT ANSWER Health education
Healthcare administration
Environmental health
Which of the following is not considered a use of epidemiology? - CORRECT
ANSWER To provide healthcare services to specific individuals
Whether a contaminated food such as tomatoes caused an outbreak of gastrointestinal disease
is a simple example of: - CORRECT ANSWER A causal association
Which of the following is considered a key characteristic of epidemiology? - CORRECT
ANSWER Distribution
Population focus
Quantification
Variation in the occurrence of diseases and other health outcomes in populations relates most
closely to: - CORRECT ANSWER Distribution
True or False Epidemiology is an observational science that capitalizes on naturally occurring
situations. - CORRECT ANSWER True
True or False The history of epidemiology originated in the 20th century - CORRECT
ANSWER False
John Graunt is said to be the first to employ quantitative methods to describe population vital
statistics. - CORRECT ANSWER True
A method for providing quantitative measurements of risks to health is known as: -
CORRECT ANSWER Risk assessment
A vaccine that provided immunity to smallpox was created by: - CORRECT
ANSWER Edward Jenner
,Any factor that brings about change in a health condition or other defined characteristic is
known as: - CORRECT ANSWER Determinant
Epidemiology searches for associations between exposures and: - CORRECT
ANSWER Health outcomes
Operations research illustrates which of the following uses of epidemiology: - CORRECT
ANSWER Health services use
Specializations that contribute to epidemiology include: - CORRECT
ANSWER Sociology
History
Law
The English anaesthesiologist who linked cholera outbreaks to contaminated water and
innovated several of the key epidemiologic methods that remain valid and in use today was: -
CORRECT ANSWER John Snow
The occurrence in a community or region of cases of an illness, specific health behavior, or
other health related events clearly in excess of normal expectancy is known as a(n): -
CORRECT ANSWER Epidemic
True or False? A pandemic is an epidemic occurring worldwide or crossing international
boundaries. - CORRECT ANSWER True
True or False? Descriptive epidemiology refers to studies that are concerned with
characterizing the amount and distribution of health and disease within a population. -
CORRECT ANSWER True
True or False? Epidemiology can help solve a variety of today's health-related problems,
ranging from smoking to youth violence. - CORRECT ANSWER True
True or False? Epidemiology is concerned with the distribution and determinants of health
and diseases, morbidity, injuries, disability and mortality in populations. - CORRECT
ANSWER True
True or False? It is possible for a single case of a disease to represent an epidemic. -
CORRECT ANSWER True
, True or False? The term epidemiologic transition describes a shift in the patterns of morbidity
and mortality from causes related primarily to infectious diseases to causes associated with
chronic diseases. - CORRECT ANSWER True
Which of the following disease outbreaks occurred between 1346 and 1352 and claimed up to
one-third of the population of Europe: - CORRECT ANSWER Black Death
What is one of the first steps in presenting data after they have been reviewed for accuracy
and completeness? - CORRECT ANSWER Count and tabulate cases
According to the Generic Contingency table, the letter of the cell that shows that the exposure
is absent and disease is absent is - CORRECT ANSWER D
An r of +1 is - CORRECT ANSWER A perfect direct linear associtation
If the mean and the median are identical, this means that: - CORRECT ANSWER The
distribution is symmetrical
In a dose-response curve, the ________ refers to the lowest dose at which a particular
response occurs. - CORRECT ANSWER Threshold
Multimodal distributions can reflect age-related - CORRECT ANSWER changes in
immune status
operation of latency effects
changes in lifestyle
True or False: The closer the points lie on a scatter plot, with respect to the straight line of
best fit through them, the stronger the association between the variables. - CORRECT
ANSWER True
A value that describes a characteristic of a population is called a ____________? -
CORRECT ANSWER Parameter
A value that describes a characteristic of a sample is called a ___________ - CORRECT
ANSWER Statistic
What is this type of graphical plotting called that shows the distribution of cases over time? -
CORRECT ANSWER Epidemic Curve
