1|Page
EPIDEMIOLOGY PHC 6001: EXAM 1 REVIEW
QUESTIONS WITH 100% VERIFIED ANSWERS
2025
Chapter 1 - correct-answer-PUBLIC HEALTH AND EPIDEMIOLOGY
Disease Frequency - correct-answer-count cases, records. It quantifies how often a
disease arises in a population. Its calculation involves establishing the disease
definition, counting cases (numerator), and determining the size of the underlying
population (denominator)
Disease Distribution - correct-answer-who, what, when, where of the disease. It
refers to the pattern of disease according to the characteristics of person (who is
getting the disease?), place (where it occurs), and time (how is it changing over
time?)
A determinant is... - correct-answer-a characteristic that influences whether or not
the disease occurs. Determinants of disease can be influenced by the individual,
social surroundings, and environment.
,2|Page
How do we identify the cause of a disease? - correct-answer--Is there an
association between EXPOSURE to a risk factor or a personal characteristic and
DEVELOPMENT of disease?
-Is the association causal?
- Descriptive data is important to identifying the causes of disease.
Germ Theory of disease - correct-answer-(1850-1900) Specific organisms cause
specific diseases. Resulted from advances in science that allowed viruses and
bacteria to be visualized, isolated, and used to cause disease in healthy animals.
These steps were known as Koch Postulates.
One of the 10 great achievements of public health in the 20th century was: -
correct-answer-Inclusion of seat belts in all cars
Epidemiologists are interested in learning about: - correct-answer--The frequency
and distribution of diseases
-The causes of disease and ways to control or cure them and
-The causal relationships between diseases
Match the epidemiologist with the work/discovery he is historically known for: -
correct-answer-
, 3|Page
Semmelweis - correct-answer-Hand hygiene and prevention of Puerperal Fever
Lind - correct-answer-Experimental study of diet and scurvy. One of the earliest
experimental studies on treatment of scurvy among sailors.. Consumption of
oranges and lemons was most effective for scurvy tx.
Graunt - correct-answer-Published an analysis of the Bills of Mortality- patterns of
mortality and discovered regularity of deaths and births.
Farr - correct-answer-Combined data on births, marriages, and deaths with census
data on the population size.
Koch - correct-answer-Developed postulates to explain the causes of cholera and
TB
Snow - correct-answer-Believed that Cholera was caused by a "germ" spread
through contaminated water.
Shoe leather EPIDEMIOLOGY.
EPIDEMIOLOGY PHC 6001: EXAM 1 REVIEW
QUESTIONS WITH 100% VERIFIED ANSWERS
2025
Chapter 1 - correct-answer-PUBLIC HEALTH AND EPIDEMIOLOGY
Disease Frequency - correct-answer-count cases, records. It quantifies how often a
disease arises in a population. Its calculation involves establishing the disease
definition, counting cases (numerator), and determining the size of the underlying
population (denominator)
Disease Distribution - correct-answer-who, what, when, where of the disease. It
refers to the pattern of disease according to the characteristics of person (who is
getting the disease?), place (where it occurs), and time (how is it changing over
time?)
A determinant is... - correct-answer-a characteristic that influences whether or not
the disease occurs. Determinants of disease can be influenced by the individual,
social surroundings, and environment.
,2|Page
How do we identify the cause of a disease? - correct-answer--Is there an
association between EXPOSURE to a risk factor or a personal characteristic and
DEVELOPMENT of disease?
-Is the association causal?
- Descriptive data is important to identifying the causes of disease.
Germ Theory of disease - correct-answer-(1850-1900) Specific organisms cause
specific diseases. Resulted from advances in science that allowed viruses and
bacteria to be visualized, isolated, and used to cause disease in healthy animals.
These steps were known as Koch Postulates.
One of the 10 great achievements of public health in the 20th century was: -
correct-answer-Inclusion of seat belts in all cars
Epidemiologists are interested in learning about: - correct-answer--The frequency
and distribution of diseases
-The causes of disease and ways to control or cure them and
-The causal relationships between diseases
Match the epidemiologist with the work/discovery he is historically known for: -
correct-answer-
, 3|Page
Semmelweis - correct-answer-Hand hygiene and prevention of Puerperal Fever
Lind - correct-answer-Experimental study of diet and scurvy. One of the earliest
experimental studies on treatment of scurvy among sailors.. Consumption of
oranges and lemons was most effective for scurvy tx.
Graunt - correct-answer-Published an analysis of the Bills of Mortality- patterns of
mortality and discovered regularity of deaths and births.
Farr - correct-answer-Combined data on births, marriages, and deaths with census
data on the population size.
Koch - correct-answer-Developed postulates to explain the causes of cholera and
TB
Snow - correct-answer-Believed that Cholera was caused by a "germ" spread
through contaminated water.
Shoe leather EPIDEMIOLOGY.
