Chapter 4: Epidemiology - Public Health Basics Quiz

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What is the core function that epidemiology falls under?

Investigating causes of diseases

Identifying trends in disease occurrence

Studying patterns of disease occurrence in human populations

All of the above (correct)

What is the difference between an endemic rate and an epidemic?

An endemic rate is the rate of disease occurrence in a specific geographic area, while an epidemic is the spread of a disease to a larger population.

An endemic rate is the average rate of disease occurrence, while an epidemic is the sudden outbreak of a disease in a population.

An endemic rate is the rate of disease occurrence in a specific time period, while an epidemic is the rapid spread of a disease over a short time.

An endemic rate is the usual prevalence of a disease, while an epidemic is an increase in frequency above the endemic rate. (correct)

What was John Snow's key finding during the Broad Street, Cholera Outbreak of 1853?

Both a and b (correct)

He noticed higher death rates associated with two private water supply companies.

He found that cholera deaths were linked to the source of water supply.

He identified that cholera was spread by polluted drinking water.

What is the purpose of epidemiological surveillance?

Both b and c Signup and view all the answers

What is the difference between vital statistics and epidemiological surveillance?

Vital statistics collect data on births, deaths, marriages, and divorces, while epidemiological surveillance focuses on notifiable diseases. Signup and view all the answers

Which of the following is NOT a core function of epidemiology according to the text?

Developing interventions to control disease outbreaks Signup and view all the answers

What is the role of shoe leather epidemiology in an epidemiologic investigation?

Investigating reported cases at local health departments Signup and view all the answers

What is the significance of identifying the source of exposure in an epidemiologic investigation?

Linking exposure to the use of certain supplements Signup and view all the answers

Why are epidemiologic studies on chronic diseases more complicated than those on infectious diseases?

Chronic diseases have multiple causes that develop over time. Signup and view all the answers

What is the objective of a prospective cohort study in epidemiology?

To follow a large number of people over an extended period Signup and view all the answers

How did the Framingham Study contribute to educating people about heart disease?

Raised awareness about high blood pressure, high cholesterol, and smoking Signup and view all the answers

What was a significant finding from the British study of physicians regarding lung cancer?

Death rates from lung cancer increased with the amount smoked. Signup and view all the answers

How did the Hammond Horn study contribute to understanding the link between smoking and lung cancer?

Demonstrated lower lung cancer death rates among ex-smokers compared to smokers. Signup and view all the answers

'Shoe leather epidemiology' primarily involves:

Local health department investigations Signup and view all the answers

What is a common challenge faced in investigating chronic diseases?

Identifying a single cause for a disease with multiple factors. Signup and view all the answers

In epidemiologic studies, what does 'prospective cohort' mean?

Following a group of people over a long period of time. Signup and view all the answers

Chapter 4: Epidemiology - Public Health Basics Quiz

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