Which infection is often caused by the use of antibiotics to treat a primary infection?

_________ phase of a closed growth system occurs when microbes are adjusting to their surroundings.

Of the following, which would be the least likely to possess catalase?

What form of controlling microbial growth would be the most appropriate to implement against prions?

High therapeutic index is better than a low therapeutic index.

Binary fission is a sexual form of reproduction.

You inoculate a plate with 6 cells that have a generation period of 30 minutes, how many cells are present after 24 hours? (Do not calculate an answer, correctly use the growth formula)

Of the following, which is most likely to lead to foodborne illness?

An environment is swabbed and plated, but it yields no growth. Is this environment free of microbes?

It is best to use a narrow spectrum antibiotic when treating an infection with an unknown cause.

A nutrient broth is inoculated and then solidifies to an agar. After incubation, even growth is found throughout the agar. What does this indicate about the organism?

An organism that fixes carbon and utilizes nitrogen for energy would be classified as:

An organism fixes carbon and uses sunlight for energy would be classified as:

Generally, pH indicators are selective.

A high salt concentration is selective.

Of the following, which is the most appropriate​ for controlling microbial growth on an endoscope?

You do not need to finish a course of antibiotics when prescribed.

Taking probiotics while also taking antibiotics would be an example of which type of relationship?

A nutrient broth is inoculated and then solidifies to an agar. After incubation, concentrated growth is found at the top of the test tube, but there is growth throughout the tube as well. What does this indicate about the organism’s oxygen requirements?

Population is still growing in the stationary phase of a closed growth curve.

What is a nosocomial infection?

Classify an organism that utilizes glucose for energy and fixes carbon:

Classify an organism that utilizes fructose for both energy and carbon:

Classify an organism that obtains energy from sunlight and carbon from glucose

An organism that requires oxygen to utilize glucose for energy and carbon would be best classified as a(n):

An organism utilizes radiant light for energy and CO2 as its carbon source would be best classified as a

Division is still occurring during the stationary phase of a closed growth curve.

Taking two antibiotics with the same mode of action for a bacterial infection would be an example of:

An organism that naturally lacks a targeted structure is an example of what kind resistance?

Pick the BEST answer: What type of organism is most likely to be found on human skin?

Antibiotics are effective against viral infections.

Microbes grow faster in nature than in a laboratory setting.

We can culture 99% of microbes in a laboratory.

Ethylene oxide is found as a liquid at room temperature.

Which organism is known to cause dental caries?

What best describes S. mutans?

NDM-1 is a type of bacteria.

Classify an organism that prefers oxygen (but can do without) to breakdown cellulose for energy and carbon

Protozoal cysts are susceptible to normal means of disinfection.

An otherwise healthy patient is brought to your emergency department with a festering leg wound. What is the most appropriate course of action?

C. diff is a spore-former.

Humans are intrinsically resistant to beta-lactam drugs.

What stage of the closed growth curve would you want to maintain to maximize growth?

At what point do spores begin to predominate the closed growth curve?

Classify an organism that uses nitrate for energy and fixes carbon:

Classify an organism that uses sulfur and glucose for energy:

Classify an organism that uses starch for carbon and energy:

Classify an organism that uses CO2 for carbon and nitrite for energy:

Classify an organism that uses lipids as an energy source and carbon source:

Classify an organism that uses protein as a carbon source and glucose as an energy source:

Organisms at the center of a colony are younger than organisms on the outside edges of a colony.