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25 Cards in this Set

  • Front
  • Back
uterine tube
(also called Fallopian tubes or oviducts) A tube that conveys ova from the ovaries to the uterus
ultra-high temperature (UHT) processing
A method of sterilizing milk and dairy products by raising the temperature to 87.8 C for 3 seconds
Referring to an agent that kills bacteria
The killing or removal of all microorganisms in a material or on an object
A chemical agent used on inanimate objects to destroy microorganisms
phenol coefficent
A numerical expression for the effectiveness of a disinfectant relative to that of phenol
Mild heating to destroy pathogens and other organisms that cause spoilage
thermal death time
The time required to kill all the bacteria in a particular culture at a specified temperature
A chemical agent that can be safely used externally on tissues to destroy microorganisms or to inhibit their growth
The formation of a cavity in side the cytoplasm of a cell
use-dilution test
A method of evaluating the antimicrobial properties of a chemical agent using standard preparations of certain test bacteria
A unit of radiation energy absorbed per gram of tissues
An instrument for sterilization by means of moist heat under pressure
thermal death point
The temperature that kills all the bacteria in a 24-hour old broth culture at neutral pH in 10 minutes
filter paper disk method
Method of evaluating the antimicrobial properties of a chemical agent using filter paper disks placed on an inoculated agar plate
The state in which there are no living organisms in or on a material
quarternary ammonium compound
(quat) A cationic detergent that has four organic groups attached to a nitrogen atom
Referring to an agent that inhibits the growth of bacteria
wetting agent
A detergent solution often used with other chemical agents to penetrate fatty substances
decimal reduction time
(DRT; also called D value) The length of time needed to kill 90 percent of the organisms in a given population at a specified temperature
The drying of a material from the frozen state; freeze-drying
Reducing the number of pathogenic organisms on objects or in materials so that they pose no threat of disease
An alcoholic solution
A cloud of tiny liquid droplets suspended in air
The disruption of cells by sound waves