CRST Exam pt. 2 || 100% VERIFIED QUESTIONS &
ANSWERS!!
* Biological Indicators correct answers Test which use live bacterial spores to challenge the
efficacy of the sterilization process and provide a direct measure of lethality are called:
* The contents must be repackaged and re-sterilized correct answers When wet packs are
discovered after a steam sterilization process:
* OPA (Orthophthalaldehyde) correct answers Which of the following would be the best
choice for high level disinfection of instruments?
* low level disinfectants correct answers QUATS are classified as
* Halogen Family correct answers Chlorine and Iodine are members of the:
buffered iodine correct answers An iodophor is a
Glutaraldehyde and OPA correct answers Name 2 high level disinfectants that might be
recommended for semi-critical items such as flexible endoscopes and laryngoscopes.
* Descaler correct answers The chalky, powder-like, hard to remove substance that
sometimes forms on equipment and sinks in the Central Service Department can be removed
by using a:
* Deionization correct answers Which of the following system used to treat the final rinse
water used for cleaning.
-The process by which ions with an electrical charge are removed from water.
* Quaternary Ammonium Compound (QUATS) correct answers Which of the following
would be the best choice for cleaning walls fixtures and floors in the decontamination are.
-Which of the following disinfectants is also known as a "wetting agent"?
All of the above correct answers Which of the following can be removed from water when a
reverse osmosis processed is used?
regulated medical waste correct answers Which of the following types of trash must be red-
bagged?
brush under the surface of the water correct answers In order to prevent breathing in bacteria,
via aerosols, during brush cleaning, you should:
Calcium and Magnesium correct answers Water softeners removed___and ___ from water.
Acidic correct answers a pH of 0-6 is considered:
* Acidity of Alkalinity correct answers The pH solution indicate it's:
, * 14 correct answers When using the pH scale, which of the following numbers would
suggest the most alkaline?
Surfactant correct answers A surface-acting agent that lowers the surface tension of a liquid
so it can penetrate deeper and prevents debris from being re-deposited on the item to which
the soil was attached is called a:
Antiseptics correct answers These chemicals are used to slow the growth of bacteria on living
tissue such as skin.
Protease Enzymes correct answers These enzymes break down blood, mucous, feces, and
albumin.
* Lipase Enzymes correct answers The enzymes break down fatty deposits such as bone
marrow and adipose tissue.
* Noncritical Items correct answers Phenolics are often used to disinfect:
* devices cannot be sterilized correct answers When soil remains on a device after cleaning:
* dry heat correct answers The term "superheated steam" means:
* Temperature : 75-85 degrees
Humidity: 30-60
Air Exchanges-10 correct answers What is the desired Temperature, Humidity, and Air
Exchanges for the Sterile equipment room?
* daily correct answers How frequently should a sterilizer's drain strainer be removed and
thoroughly cleaned?
* before, during and after each load correct answers Sterilizer recording charts and/or
printouts should be checked:
* Bowie Dick correct answers The test used to evaluate the efficacy of a air removal in a
dynamic-air-removal steam sterilizer is the :
* First Empty load correct answers The Bowie Dick test should be run :
* on the shank of the instrument correct answers Colored instrument marking tape should be
placed:
* Rachet correct answers The part of a ring-handled instrument that locks the handles in place
is called the:
* Black Handles correct answers Microgrind, or Supercut Scissors are usually identified with:
* Martensitic correct answers Instruments that are 400 series stainless steel, heat-hardened,
and magnetic are?
ANSWERS!!
* Biological Indicators correct answers Test which use live bacterial spores to challenge the
efficacy of the sterilization process and provide a direct measure of lethality are called:
* The contents must be repackaged and re-sterilized correct answers When wet packs are
discovered after a steam sterilization process:
* OPA (Orthophthalaldehyde) correct answers Which of the following would be the best
choice for high level disinfection of instruments?
* low level disinfectants correct answers QUATS are classified as
* Halogen Family correct answers Chlorine and Iodine are members of the:
buffered iodine correct answers An iodophor is a
Glutaraldehyde and OPA correct answers Name 2 high level disinfectants that might be
recommended for semi-critical items such as flexible endoscopes and laryngoscopes.
* Descaler correct answers The chalky, powder-like, hard to remove substance that
sometimes forms on equipment and sinks in the Central Service Department can be removed
by using a:
* Deionization correct answers Which of the following system used to treat the final rinse
water used for cleaning.
-The process by which ions with an electrical charge are removed from water.
* Quaternary Ammonium Compound (QUATS) correct answers Which of the following
would be the best choice for cleaning walls fixtures and floors in the decontamination are.
-Which of the following disinfectants is also known as a "wetting agent"?
All of the above correct answers Which of the following can be removed from water when a
reverse osmosis processed is used?
regulated medical waste correct answers Which of the following types of trash must be red-
bagged?
brush under the surface of the water correct answers In order to prevent breathing in bacteria,
via aerosols, during brush cleaning, you should:
Calcium and Magnesium correct answers Water softeners removed___and ___ from water.
Acidic correct answers a pH of 0-6 is considered:
* Acidity of Alkalinity correct answers The pH solution indicate it's:
, * 14 correct answers When using the pH scale, which of the following numbers would
suggest the most alkaline?
Surfactant correct answers A surface-acting agent that lowers the surface tension of a liquid
so it can penetrate deeper and prevents debris from being re-deposited on the item to which
the soil was attached is called a:
Antiseptics correct answers These chemicals are used to slow the growth of bacteria on living
tissue such as skin.
Protease Enzymes correct answers These enzymes break down blood, mucous, feces, and
albumin.
* Lipase Enzymes correct answers The enzymes break down fatty deposits such as bone
marrow and adipose tissue.
* Noncritical Items correct answers Phenolics are often used to disinfect:
* devices cannot be sterilized correct answers When soil remains on a device after cleaning:
* dry heat correct answers The term "superheated steam" means:
* Temperature : 75-85 degrees
Humidity: 30-60
Air Exchanges-10 correct answers What is the desired Temperature, Humidity, and Air
Exchanges for the Sterile equipment room?
* daily correct answers How frequently should a sterilizer's drain strainer be removed and
thoroughly cleaned?
* before, during and after each load correct answers Sterilizer recording charts and/or
printouts should be checked:
* Bowie Dick correct answers The test used to evaluate the efficacy of a air removal in a
dynamic-air-removal steam sterilizer is the :
* First Empty load correct answers The Bowie Dick test should be run :
* on the shank of the instrument correct answers Colored instrument marking tape should be
placed:
* Rachet correct answers The part of a ring-handled instrument that locks the handles in place
is called the:
* Black Handles correct answers Microgrind, or Supercut Scissors are usually identified with:
* Martensitic correct answers Instruments that are 400 series stainless steel, heat-hardened,
and magnetic are?
