Exam 9: Physical and Chemical Control of Microbes

The betadine swab before blood donation is an example of ________.

Pasteurization does not kill endospores or thermoduric microbes.

Physical agents for controlling microbial growth include all the following except ________.

Some microbial control agents are able to ________ cell proteins by breaking bonds that maintain the native state (three-dimensional configuration) of the proteins.

The use of a physical or chemical process to destroy vegetative pathogens is ________.

The use of chemical agents directly on exposed body surfaces to destroy or inhibit vegetative pathogens is ________.

The use of aldehydes as antimicrobial agents is limited due to ________.

________ heat is more rapidly effective and efficient compared to ________ heat.

Alcohols ________.

In lab, inoculating loops are sterilized using ________.

Chlorine compounds remain stable and effective in the presence of excess organic matter.

Which of the following statements is true when comparing moist heat methods of microbial control to dry heat control?

Chlorhexidine kills microbes by ________.

Which of the following forms of radiation is in order from the most penetrating to the least penetrating?

Sterilization is achieved by ________.

Dry heat ________.

Heavy metals work by ________.

The compound that is an organic base containing chlorine and two phenolic rings, and is used increasingly for mucous membrane irrigation, obstetrical washes, hand scrubbing, and prepping surgical skin sites is ________.

Placing organisms at 4^oC is ________.

Prions require more extensive methods of sterilization than are needed for bacterial endospores.