How can we help?

You can also find more resources in our Help Center.

21 terms

Chapter 11 Connect

Microbiology 2420
STUDY
PLAY
The method of removing vegetative life forms from living surfaces is termed
Antisepsis
The betadine swab before blood donation in an example of
Antisepsis
Microbial death occurs when there is
No reproduction
_____ heat is more rapidly effective and efficient compared to _____ heat.
Moist, dry
Which is correct regarding the rate of microbial death?
Cells in a culture die at a constant rate
Some microbial control agents are able to _____ cell proteins by breaking bonds that maintain the native state, three-dimensional configuration of the proteins.
Denature
Iodophors include
Betadine
The easiest microbial forms to kill or inhibit are
Vegetative bacteria and fungi
Surfactants work by
Disrupting membrane integrity
Agents that can denature microbial proteins include all of the following except
X-rays
Each of the following is the target of antimicrobial agents except
Cytoplasm
The removal of all life forms from inanimate objects is termed
Sterilization
The alcohol wipe before an injection is an example of
Degerming
The process of using a cleansing technique to mechanically remove and reduce microorganisms and debris to safe levels is
Degermation
The process that destroys or removes all microorganisms and microbial forms including bacterial endospores on inanimate objects is
Sterilization
_____ solution was introduced in the late nineteenth century for preventing gonococcal infections in a newborn's eyes after exposure to the mother's infected birth canal.
Silver nitrate
Which of the following acids is not used to destroy or inhibit microbial cells in food?
Phosphoric acid
Which of the following types of control agents would be used to achieve sterility?
Sporicide
The method of removing vegetative microbial life forms from inanimate objects is termed
Disinfection
The use of a physical or chemical process to destroy vegetative pathogens is
Disinfection
Removal of moisture by dehydration is called
Desiccation