1. Introduction to Microbiology

A Salmonella species is grown for 8 hours. In this time, each cell divides about four times. What is the generation time?

If a bacterium that normally lives in the gastrointestinal tract is plunged into a salty solution, what would occur?

a. Halophilic adjustment

b. Osmotic concentration

c. Lysis

d. Plasmolysis

e. Nothing

After performing the streak plate method, what feature(s) would you look for on the agar plate to determine if you have a pure culture?

Match the following people to their scientific/medical contribution:

Note: Choices may be used more than once or not at all.

A scientist who studies the role of microorganisms in the environment is a(n):

a. Genetic technologist

b. Earth microbiologist

c. Epidemiologist

d. Environmental microbiologist

The laboratory of Robert Koch contributed which of the following to the field of microbiology?

a. Simple staining technique

b. Use of Petri dishes

c. First photomicrograph of bacteria

d. All of the above

Fill in the blanks with the name(s) of the scientist(s) whose investigations led to the following fields of study in microbiology.

Environmental microbiology ___________ and _____________            

Fill in the blanks with the name(s) of the scientist(s) whose investigations led to the following fields of study in microbiology.

Biochemistry _________ and __________.       

Which scientist first hypothesized that medical personnel can infect patients with pathogens?

a. Florence Nightingale

b. Joseph Lister

c. John Snow

d. Ignaz Semmelweis

Van Leeuwenhoek described microorganisms as:

a. Animalcules

b. Prokaryotes

c. Eukaryotes

d. Protozoa

Fill in the blanks with the name(s) of the scientist(s) whose investigations led to the following fields of study in microbiology.

Chemotherapy ____________.

Fill in the blanks with the name(s) of the scientist(s) whose investigations led to the following fields of study in microbiology.

Immunology____________.

Fill in the blanks with the name(s) of the scientist(s) whose investigations led to the following fields of study in microbiology.

Infection control ____________.

Fill in the blanks with the name(s) of the scientist(s) whose investigations led to the following fields of study in microbiology.

Etiology ____________.

Fill in the blanks with the name(s) of the scientist(s) whose investigations led to the following fields of study in microbiology.

Epidemiology ____________.