HSPA CRCST EXAM QUESTIONS AND CORRECT ANSWERS
Repackaged sterile package labels should contain?
List of contents of package
Detergents accomplish the following EXCEPT?
Break up and/or digest large organic molecules to facilitate their removal
Antiseptics may be used to disinfect instruments
FALSE
Hydrophobic
Describing a substance in which water cannot penetrate
Biofilm
A group of microorganisms that attach to surfaces and each other and form a colony.
This film is difficult for most detergents and disinfectants to penetrate
Chlorides are always present in
Treated water
steam purity Degree to which steam is free of dissolved and suspended particles, water
treatment chemicals, and other contaminants Steam Purity
What does RCA stand for?
Root Cause Analysis
,How often are Bowie dick tests done?
Daily
How hot should the water be in the wash sink?
80-110 degrees
What is utility water?
Water as it comes from the tap, mainly used for flushing washing and rinsing
What is critical water?
Treated water to ensure that microorganisms and organic and inorganic material is
removed
What are mechanical cleaners and some examples?
Mechanical cleaners remove the soil and microorganisms through an automated
cleaning process. Examples include Ultrasonic, irrigating sonics, Instrument washers,
Cart Washers, and Pasteurizers
What is impingement?
The spray force action of pressurized water against instruments being processes to
remove bioburden
What is thermal disinfection?
Heat applied to reduce the number of microorganisms
What is an emulsifier?
, Any ingredient used to bind together substances that normally would not combine like
oil and water
What is a surfactant?
Substance that lowers the surface tension of the water and increases the solubility of
organic compounds
What are chelating agents?
Chemicals that keep hard water minerals in solution and prevent soap or detergent from
reacting with the minerals
Protease enzymes
Blood, mucous, feces, albumin
Lipase enzyme
Enzyme responsible for breaking down fat
Amylase Enzyme
Breaks down starch
Do detergents kill microorganisms?
No unless it contains biocide
What is biocide?
A chemical or microorganism that kills or controls the growth of living organisms
Critical Items
Repackaged sterile package labels should contain?
List of contents of package
Detergents accomplish the following EXCEPT?
Break up and/or digest large organic molecules to facilitate their removal
Antiseptics may be used to disinfect instruments
FALSE
Hydrophobic
Describing a substance in which water cannot penetrate
Biofilm
A group of microorganisms that attach to surfaces and each other and form a colony.
This film is difficult for most detergents and disinfectants to penetrate
Chlorides are always present in
Treated water
steam purity Degree to which steam is free of dissolved and suspended particles, water
treatment chemicals, and other contaminants Steam Purity
What does RCA stand for?
Root Cause Analysis
,How often are Bowie dick tests done?
Daily
How hot should the water be in the wash sink?
80-110 degrees
What is utility water?
Water as it comes from the tap, mainly used for flushing washing and rinsing
What is critical water?
Treated water to ensure that microorganisms and organic and inorganic material is
removed
What are mechanical cleaners and some examples?
Mechanical cleaners remove the soil and microorganisms through an automated
cleaning process. Examples include Ultrasonic, irrigating sonics, Instrument washers,
Cart Washers, and Pasteurizers
What is impingement?
The spray force action of pressurized water against instruments being processes to
remove bioburden
What is thermal disinfection?
Heat applied to reduce the number of microorganisms
What is an emulsifier?
, Any ingredient used to bind together substances that normally would not combine like
oil and water
What is a surfactant?
Substance that lowers the surface tension of the water and increases the solubility of
organic compounds
What are chelating agents?
Chemicals that keep hard water minerals in solution and prevent soap or detergent from
reacting with the minerals
Protease enzymes
Blood, mucous, feces, albumin
Lipase enzyme
Enzyme responsible for breaking down fat
Amylase Enzyme
Breaks down starch
Do detergents kill microorganisms?
No unless it contains biocide
What is biocide?
A chemical or microorganism that kills or controls the growth of living organisms
Critical Items
