Exam 32: Epidemiology

Which is NOT a disease for which quarantine is required?

List and discuss five factors responsible for the emergence of new pathogens or the reemergence of existing pathogens.

The virus introduced into Australia in 1950 to control the rabbit population was ___________ , which was spread among rabbits by__________ .

Disease__________ is measured by the total number of new reported disease cases within a population over a period of time.

Virtually all mosquito- transmitted encephalitis viruses cause disease primarily during the__________months.

The incidence of HIV among hemophiliacs and transfusion recipients has remained constant since 1994.

The onset of a given epidemic is indicated by a sharp rise in the number of cases reported daily over a brief interval. This indicates that the mode of transmission is

Which of the following is NOT a vector important in disease transmission?

Epidemiological studies of AIDS in Africa have confirmed that ___________ transmission of the virus is the norm.

Reservoirs of infectious disease agents may be either animate or inanimate.

A marked seasonality to a disease is often indicative of

Severe acute respiratory syndrome (SARS) is caused by

Which of the following has the highest mutation rate?

Differentiate between common- source and host- to- host epidemics.

Which organism contaminated the municipal water supply of Milwaukee, Wisconsin, in 1993 and resulted in over 400,000 cases of intestinal disease?

SARS- CoV is spread among humans by __________,___________,__________ , or __________.

In the United States and other developed countries, deaths due to infectious diseases are decreasing.

Which stage of an acute infectious disease occurs between the time the organism begins to grow in the host and the appearance of disease symptoms?

Staphylococci can cause several different skin diseases such as pimples.

Upper respiratory infectious agents are commonly transmitted from person to person.