What Is the Purpose of Epidemiology

question 18

Multiple Choice

What is the purpose of epidemiology?

• A) The study of the occurrence and distribution of health-related states in specified populations
• B) To provide statistics to direct health care funding to the appropriate cause
• C) To predict and control challenges to population health
• D) An area of medicine that deals with the study of the causes of disease in populations

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Definitions:

Algebraic Sum

The result of adding or subtracting a sequence of numbers or algebraic expressions according to mathematical rules.

Kirchhoff's Voltage Law

A principle in electrical engineering that states that the sum of the electrical voltage differences around any closed network is zero.

Thevenin's Theorem

A principle that simplifies a complex electrical circuit to a single voltage source and series resistance for easier analysis.

Equivalent Circuit

A simplified electrical circuit that replicates the performance characteristics of a more complex circuit or electrical device.