Exam 22: An Introduction to Microbiology and Human Disease

The colon flora are beneficial to us because they produce ____________________, and they inhibit ____________________.

Bacteria that can reproduce in the presence or absence of oxygen are called:

The part of a bacterial cell that makes it gram positive or gram negative is the:

Microorganisms that live on or in us for short periods of time and do not cause harm are called ____________________.

The vector of Lyme disease is a ____________________.

Bacteria may be able to survive a freezing environment if they are able to form ____________________.

A disease that people acquire from animals is called a ____________________, and an example is ____________________.

An infection that lasts a long time or that progresses slowly is called ____________________.

A person who recovers from a disease but continues to shed the pathogen is called:

Which statement is NOT true of the normal flora of a person?

The flaking of the stratum corneum continuously removes potential pathogens from the ____________________.

To prevent hospital-acquired infections, the staff should make ____________________ a first priority.

Which of the following statements are true of resident flora (microbiota)? (Read carefully and select all of the correct statements.)

A virus is made of ____________________ or ____________________, surrounded by a ____________________.