Foundations of Public Health
Epidemics
Levels of Prevention
Modes of disease transmission
Carriers
100

The study that aids our understanding of the nature, extent, and cause of heath public health problems. 

What is Epidemiology?  

100

The occurrence of cases of an illness that occurs above what is normally expected for a given time and place.

What is an epidemic?

100

Preventing a disease or disorder before it happens

What is primary prevention?


100

The uninterrupted and immediate transfer of an infectious agent from one person to another.

What is direct transmission?


100

An individual who has been exposed to and harbors a disease causing organism and who has done so for some time, even if they have recovered from the disease.

What is an active carrier?

200

Characterization of the distribution of health-related states or events.

What is descriptive epidemiology?

200

An epidemic that affects or attacks the populations of an extensive region, country, or continent.

What is a pandemic?

200

Requires behavior change in the individual that prevents a disease or disorder before it happens

What is active primary prevention?

200

Occurs when an agent is transferred or carried by some intermediate item, organism, means, or process to a host, resulting in the disease.

What is indirect transmission? 

200

An individual who has been exposed to and harbors a pathogen and who, although in the recovery phase of the course of the disease is still infectious.

What is a convalescent carrier? 

300

Finding and quantifying associations, testing hypotheses, and identifying causes of health-related states or events

What is analytic epidemiology?

300

The ongoing, usual, or constant presence of a disease in a community or among a group of people 

What is a endemic?

300

Does not require behavior change on the part of the individual to prevent a disease or disorder from occurring 

What is passive primary prevention?

300

Occurs when droplets or dust particles carry the pathogen to the host and cause infection.

What is airborne transmission?

300

An individual who has been exposed to and harbors a pathogen but has not become ill or shown any of the symptoms of the disease.

What is a healthy carrier (passive carrier/subclinical case)?

400

Refers to the ability of a program to produce a desired effect among those who participate in the program compared with those who do not 

What is efficacy?

400

A infectious-disease epidemic that arises from a specific source

What is a common source epidemic? 

400

Aimed at the health screening and detection activities used to identify disease.

What is secondary prevention?

400

Occurs when an arthropod conveys the infection agent.

What is vector-borne transmission?

400

An individual who has been exposed to and harbors a pathogen, is in the beginning stages of the disease, displaying symptoms, and has the ability to transmit the disease.

What is an incubatory carrier?

500

Four interrelated epidemiologic variables involved in an infectious outbreak (1) the host (2) the agent (3) the environment (4) time

What is the epidemiology triangle?

500

A infectious-disease epidemic that arises from infections transmitted from one infected person to another

What is a propagated epidemic?

500

Limiting any disability by providing rehabilitation when a disease, injury, or disorder has already occurred and caused damage

What is tertiary prevention?

500

Involves an inanimate object that conveys an infectious agent to a host.

What is an vehicle-borne transmission? 

500

An individual who has been exposed to and harbors a pathogen and who can spread the disease in different intervals.

What is an intermittent carrier? 

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