Exam 9: Controlling Microbial Growth in the Environment

Triclosan is a(n) __________ antimicrobial compound that has been incorporated into consumer items such as garbage bags and diapers.

__________ can be accomplished using boiling water.

Disinfectants known as __________ have the chemical group -CHO, which reacts with and damages both proteins and nucleic acids.

UV light has the most effect on protein structure.

Disinfecting agents naturally produced by microorganisms are

Antimicrobial agents usually work best at high temperatures and pH levels.

Which of the following types of radiation is nonionizing and has the shortest wavelength?

Betadine is an example of which of the following groups of antimicrobial agents?

Which of the following is used for microbial control in fresh fruits and vegetables?

Which of the following is used to sterilize items that should not, or cannot, be exposed to heat or water?

Which of the following was used in the past to prevent the transmission of gonorrhea from an infected mother to her newborn?

Gamma irradiation is a process for

A scientist develops a new medication that is a protein compound and that must be administered by injection. Which of the following would be the most effective and safest means of preparing a sterile solution of the new medication?

Which of the following is NOT a desirable characteristic of an ideal antimicrobial agent?

Describe the cellular structures or processes that can be targets of antimicrobial agents.

What is the in-use test, and why is it more useful than other methods of evaluating disinfectants?

Which of the following statements about quaternary ammonium compounds is FALSE?

Sterilization procedures generally focus on inactivating or eliminating bacterial __________.

BSL-4 is the appropriate __________ level when handling highly contagious deadly microbes.

The amount of time needed to sterilize materials using moist heat is __________ than the time needed to sterilize using dry heat.