Exam 1: What is Microbiology and Why Does it Matter?

A(n)_____ is the general term that describes someone who does not become sick when harboring an infectious pathogen,but has the potential to transmit the infectious pathogen to others.

Which substance or process decreases the virulence of a bacterial pathogen in a host?

Which of the following explains the dramatic decrease in death rates attributed to infectious disease during the twentieth century?

An example of how a pathogen is transmitted to a new host is via

The general term for the ability of an organism to overcome host defenses and cause disease is associated with the _____ of a pathogen.

Which of the following is true of enterohemorrhagic bacteria contracted from ground beef?

Microorganisms that normally colonize skin and mucous membranes can be

The overarching term that describes the study of the factors responsible for the prevalence and transmission of infectious diseases is

In early June of 2013,people in the Middle East were worried about a new coronavirus which at that time had led to about 50 confirmed cases,30 of whom had died.The virus could spread from patient to patient in hospitals and soon patients arriving from the Middle East were spreading it to Europe.Give your best guess as to the means by which the virus is transmitted.

A term reserved for a disease that is acquired in a clinical setting is known as a(n)_____ infection.

The most common means by which multi-drug resistant tuberculosis is transmitted is

The appearance of insect-borne diseases in more northerly climates can be attributed to what aspects of climate change? Which diseases are of most concern?

If a person is immunocompromised,it is very likely that he or she may be

Which of the following is a mismatched pair?

A rapid rise has recently occurred in the number of tuberculosis patients and in the problems of treating this disease.What factors are contributing to this?

Temperature,pain,redness,and swelling are the hallmarks of

What is the general term for the first obstacles to infection which can prevent the pathogenic organism from doing harm?