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28 Cards in this Set

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  • Back
A short‑term infection usually characterized by dramatic onset
acute infection
The use of biological agents to incapacitate or kill humans
biological warfare
A subclinically infected individual who may spread a disease
carrier
An agency of the U.S. Public Health Service that tracks disease trends, provides disease information to the public and to health‑care professionals, and forms public policy regarding disease prevention and intervention
Centers for Disease Control and Prevention (CDC)
A long‑term infection
chronic infection
An epidemic resulting from infection of a large number of people from a single contaminated source
common‑source epidemic
An infectious disease whose incidence has increased in the past 20 years or whose incidence threatens to increase in the near future
emerging infection
Disease constantly present, usually in low numbers
endemic
The occurrence of a disease in an unusually large number of individuals in a localized population
epidemic
The study of the occurrence, distribution, and control of diseases
epidemiology
An inanimate object that, when contaminated with a viable pathogen, can transfer the pathogen to a host
fomite
The resistance of a population to a pathogen as a result of the immunity of a large portion of the population
herd immunity
An epidemic resulting from person‑to‑person contact, characterized by a gradual rise and fall in number of cases
host‑to‑host epidemic
The number of cases of disease in a population
incidence
The incidence of illness in a population
morbidity
The incidence of death in a population
mortality
Hospital‑acquired infection
nosocomial infection
The occurrence of a large number of cases of a disease in a short period of time
outbreak
A worldwide epidemic
pandemic
The proportion or percentage
prevalence
The health of the population as a whole
public health
The practice of restricting the movement of individuals with highly contagious serious infections to prevent spread of the disease
quarantine
An infectious disease, thought to be under control, that produces a new epidemic
reemerging infection
A site in which viable infectious agents remain and from which infection of individuals may occur
reservoir
The observation, recognition, and reporting of diseases as they occur
surveillance
A living agent that transfers a pathogen (note alternative usage in Chapter 31)
vector
A nonliving source of pathogens that infect large numbers of individuals; common vehicles are food and water
vehicle
Infection by a disease that occurs primarily in animals but can be transmitted to humans
zoonosis