Which of the following types of epidemiologists is most like a detective?
a. Descriptive epidemiologist
b. Analytical epidemiologist
c. Experimental epidemiologist
d. Reservoir epidemiologist

When pathogenic bacterial cells lose the ability to make adhesins, they typically                  .

a. Become avirulent

b. Produce endotoxin

c. Absorb endotoxin

d. Increase in virulence

What does the term HAI (nosocomial infection) have to do with patient care?

A disease in which a pathogen remains inactive for a long period of time before becoming active is termed a(n) :

a. Subacute disease

b. Acute disease

c. Chronic disease

d. Latent disease

Which of the following statements is the best definition of a pandemic disease?

a. It normally occurs in a given geographic area.

b, It is a disease that occurs more frequently than usual for a geographical area or group of people.

c. It occurs infrequently at no predictable time scattered over a large area or population.

d. It is an epidemic that occurs on more than one continent at the same time.

Consider the following case. An animal was infected with a virus. A mosquito bit the animal, was contaminated with the virus, and proceeded to bite and infect a person. Which was the vector?

a. Animal

b. Virus

c. Mosquito

d. Person

Which of the following phrases describes a contagious disease?

a. A disease arising from fomites

b. A disease that is easily passed from host to host in aerosols

c. A disease that arises from opportunistic members of the resident microbiome

d. Both a and b

A microbe that causes disease is called a __________ .

Contrast the terms infection and morbidity.