Agents of Disease and Transmission

A branch of medical science that deals with the incidence, distribution, causes, and control of health problems in a population

A sudden increase in the occurrence of a disease in a localized area?

• Endemic

• Pandemic

• Outbreak

A disease perpetually present in a community or population within a specific geographic area.

• Outbreak

• Endemic

• Pandemic

An epidemic that has spread across several countries or continents and affects a large number of people.

• Pandemic

• Outbreak

• Endemic

An infection acquired in a hospital; also known as a hospital-acquired infection or HAI.

• Virus

• Nosocomial

• Bacteria

The establishment of a disease-causing microorganism within a host

• Host

• Disease

• Infection

• pathogens

An organism in which another organism lives

• Disease

• Host

• Pathogens

• Infection

A disorder of structure or function in an organism that results in specific signs or symptoms, may affect a specific location in the organism, and is not a direct result of physical injury.

• Infection

• Pathogens

• Host

• Disease

A disease causing organism

• Pathogen

• Host

• Infection

• Disease

A single-celled, prokaryotic microorganism

• Virus

• Bacteria

• Prions

• Fungi