PBH 473 Epidemiology Exam 1 Questions with Correct Answers Latest Update 2025/2026
Public Health - Answers a community effort to protect, maintain, and improve the health of a
population by organized means
Epidemiology - Answers the study of how disease is distributed in populations and the factors
that influence or determine this distribution
randomly distributed - Answers in the population, this means that all population members have
the same underlying probability of disease
Not randomly distributed - Answers in the population, this means that some population
members have a higher probability of disease compared to others
epi - Answers on or upon
demos - Answers people
logos - Answers word or statment
John Graunt (1620-1664) - Answers the world's first epidemiologist and demographer who
published the weekly Bills of Mortality
Percivall Pott (1714-1788) - Answers doctor who examined that cancer was caused by
environmental carcinogen (chimney sweeps and scrotal cancer)
James Lind (1716-1794) - Answers •A Scottish naval surgeon
•Observed the effects of time, place, weather, and diet on the spread of disease
•Applied experimental methods to identify citrus fruits as a remedy for scurvy among sailors on
the
Florence Nightingale - Answers Established sanitary nursing care units. Founder of modern
nursing. began professional education of nursing.
Janet Lane-Claypon (1877-1967) - Answers pioneer of modern epidemiologic methods and
published the first case-control study
Wade Hampton Frost (1880-1938) - Answers a member of the U.S public health service who
helped investigate a yellow fever outbreak
Ignaz Semmelweis found that childbed fever could be reduced by: - Answers hand washing
prevalence - Answers measured at one point in time in a specified population and is a measure
of existing disease (disease status)
prevalence = - Answers the # of existing cases of disease in the population at a specified time /
Public Health - Answers a community effort to protect, maintain, and improve the health of a
population by organized means
Epidemiology - Answers the study of how disease is distributed in populations and the factors
that influence or determine this distribution
randomly distributed - Answers in the population, this means that all population members have
the same underlying probability of disease
Not randomly distributed - Answers in the population, this means that some population
members have a higher probability of disease compared to others
epi - Answers on or upon
demos - Answers people
logos - Answers word or statment
John Graunt (1620-1664) - Answers the world's first epidemiologist and demographer who
published the weekly Bills of Mortality
Percivall Pott (1714-1788) - Answers doctor who examined that cancer was caused by
environmental carcinogen (chimney sweeps and scrotal cancer)
James Lind (1716-1794) - Answers •A Scottish naval surgeon
•Observed the effects of time, place, weather, and diet on the spread of disease
•Applied experimental methods to identify citrus fruits as a remedy for scurvy among sailors on
the
Florence Nightingale - Answers Established sanitary nursing care units. Founder of modern
nursing. began professional education of nursing.
Janet Lane-Claypon (1877-1967) - Answers pioneer of modern epidemiologic methods and
published the first case-control study
Wade Hampton Frost (1880-1938) - Answers a member of the U.S public health service who
helped investigate a yellow fever outbreak
Ignaz Semmelweis found that childbed fever could be reduced by: - Answers hand washing
prevalence - Answers measured at one point in time in a specified population and is a measure
of existing disease (disease status)
prevalence = - Answers the # of existing cases of disease in the population at a specified time /
