CDC- INTRODUCTION TO
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EPIDEMIOLOGY
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QUESTIONS WITH CORRECT
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ANSWERS 2026
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, Definition of Epidemiology - CORRECT ANSWER - n n n n n n
The study of the distribution and determinants of health-
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related states or events in specified populations, and the application of this study to the co
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ntrol of health problems.
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The study of epidemiology uses
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statistics, observation, biology
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Frequency - CORRECT ANSWER - n n n n
number of health events (number of cases) in relationship to the size of the population
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Pattern - CORRECT ANSWER -the occurrence of health related events based on-
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n Time: (annual, seasonal, weekly)
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Place: (urban/rural, school/work)
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Person: (risk of illness, sex, age, economic status)
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Determinant - CORRECT ANSWER - n n n n
A factor or event that is capable of bringing about a change in the health status of a popul
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ation.
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What do epidemiologists study? - CORRECT ANSWER -Both communicable and non-
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communicable health problems
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What is an epidemiologist's top priority when given a patient? - CORRECT ANSWER -
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Determine the cause, and the number of people exposed to it (focuses on the population n
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ot the specific patient)
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n n
EPIDEMIOLOGY
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QUESTIONS WITH CORRECT
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ANSWERS 2026
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, Definition of Epidemiology - CORRECT ANSWER - n n n n n n
The study of the distribution and determinants of health-
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related states or events in specified populations, and the application of this study to the co
n n n n n n n n n n n n n n n
ntrol of health problems.
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The study of epidemiology uses
n n n n n - CORRECT ANSWER -
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statistics, observation, biology
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Frequency - CORRECT ANSWER - n n n n
number of health events (number of cases) in relationship to the size of the population
n n n n n n n n n n n n n n
Pattern - CORRECT ANSWER -the occurrence of health related events based on-
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n Time: (annual, seasonal, weekly)
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Place: (urban/rural, school/work)
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Person: (risk of illness, sex, age, economic status)
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Determinant - CORRECT ANSWER - n n n n
A factor or event that is capable of bringing about a change in the health status of a popul
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ation.
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What do epidemiologists study? - CORRECT ANSWER -Both communicable and non-
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communicable health problems
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What is an epidemiologist's top priority when given a patient? - CORRECT ANSWER -
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Determine the cause, and the number of people exposed to it (focuses on the population n
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ot the specific patient)
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