MICR 290 EXAM 10 QUESTIONS WITH 100%
CORRECT ANSWERS!!
What is the difference between cidal and static?
Cidal kills microbes and static prevents or slows growth.
What is antisepsis and what are some examples? Is it cidal or static?
Reduction in the number of microorganisms and viruses. Can be used on inanimate objects or
skin
Examples: Iodine; alcohol
It is static
What is aseptic and what are some examples? Is it cidal or static?
Refers to an environment or procedure free of pathogenic contaminants
Examples: preparation of surgical field; hand washing; flame sterilization of loop
It is cidal.
What is degerming and what are some examples? Is it cidal or static?
Removal of microbes by mechanical means
Examples: Hand washing; alcohol swabbing at site of injection
It is static
What is disinfection and what are some examples? Is it cidal or static?
Destruction of most microorganisms and viruses on non living tissues (inanimate objects).
Examples: phenolics, alcohols, aldehydes, soaps
, It is static
What is pasteurization and what are some examples? Is it cidal or static?
Use of heat to destroy pathogens and reduce number of spoilage microorganisms in foods and
beverages
Example: pasteurized milk and fruit juices
It is static
What is sanitization and what are some examples? Is it cidal or static?
Removal of pathogens from objects to meet public health standards
Example: Washing tableware in scalding water in restaurants
It is static
What is sterilization and what are some examples? Is it cidal or static?
Destruction of all microorganisms and viruses in or an an object
Example: Preparation of microbiological culture media and canned food, autoclave
It is cidal
What is the temperature and time used for batch pasteurization?
63 C for 30 mins
What is the temperature and time used for flash pasteurization?
72 C for 15 sec
What is the temperature and time used for ultra high pasteurization?
134 or 135 C for 1 sec
CORRECT ANSWERS!!
What is the difference between cidal and static?
Cidal kills microbes and static prevents or slows growth.
What is antisepsis and what are some examples? Is it cidal or static?
Reduction in the number of microorganisms and viruses. Can be used on inanimate objects or
skin
Examples: Iodine; alcohol
It is static
What is aseptic and what are some examples? Is it cidal or static?
Refers to an environment or procedure free of pathogenic contaminants
Examples: preparation of surgical field; hand washing; flame sterilization of loop
It is cidal.
What is degerming and what are some examples? Is it cidal or static?
Removal of microbes by mechanical means
Examples: Hand washing; alcohol swabbing at site of injection
It is static
What is disinfection and what are some examples? Is it cidal or static?
Destruction of most microorganisms and viruses on non living tissues (inanimate objects).
Examples: phenolics, alcohols, aldehydes, soaps
, It is static
What is pasteurization and what are some examples? Is it cidal or static?
Use of heat to destroy pathogens and reduce number of spoilage microorganisms in foods and
beverages
Example: pasteurized milk and fruit juices
It is static
What is sanitization and what are some examples? Is it cidal or static?
Removal of pathogens from objects to meet public health standards
Example: Washing tableware in scalding water in restaurants
It is static
What is sterilization and what are some examples? Is it cidal or static?
Destruction of all microorganisms and viruses in or an an object
Example: Preparation of microbiological culture media and canned food, autoclave
It is cidal
What is the temperature and time used for batch pasteurization?
63 C for 30 mins
What is the temperature and time used for flash pasteurization?
72 C for 15 sec
What is the temperature and time used for ultra high pasteurization?
134 or 135 C for 1 sec
