CRCST practice questions 2024-2025
Question and Answer
What states that All patient information is highly confidential and should NEVER be discussed with
anyone at any time unless it is required for the direct care of the patient? *** HIPPA
This process is defined by AAMI as the removal of contamination from an item to the extent necessary
for further processing or for the intended use. *** cleaning
What type of stainless steel is used to manufacture scissors, forceps, osteotomes, and chisels? *** 400
series
What type of material is used the most in the manufacturing of surgical instrumentation? *** stainless
steel
What is the proper order of how work progresses through the CSPD? *** Decontam, Prep and pack,
sterilizer, sterile storage
What is defined as microorganisms on a contaminated item? *** Bioburden
What type of stainless steel is used to manufacture basins, bowls, and malleable retractors? *** 300
series
The two steps in the process of decontamination? *** manual cleaning and thermal process
As defined by OSHA what is defined as "the use of physical or chemical means to remove, inactivate or
destroy blood borne pathogens on a surface or item to the point where they are no longer capable of
transmitting infectious particles and the surface of *** decontamination
,A Sales Rep brings in a new Stryker Drill for Dr Bridwell to try during a total hip procedure. What is the
first step that should be taken? *** Ask for written instructions.
The temperature in the decontamination department: *** 60°-65° F
Sharps in the decontamination department should be confined and contained in what type of leak proof
container? *** impervious
After thoroughly cleaning a contaminated item the most important step in the decontamination process
is to _____________ the item. *** rinsed
Humidity level in a CS department should be kept at what percent? *** 30-60%
Instruments in the OR that are just opened but not used still have to go through the decontam process,
only when? *** every time and always considered contaminated
What is the groups or collections of microorganisms that adhere to the surface of any object that comes
into contact with nonsterile water? *** biofilms
What when used in small amounts is extremely corrosive to surgical instruments, and it's use in the
decontamination process is prohibited? *** bleach
A pH level of 7 is considered? *** neutral
Instruments should never be stored _________________, and all instruments should be sterilized as
soon as possible after cleaning. *** wet
, The air pressure in the decontamination department should be what? *** negative
How many air exchanges per hour is the decontamination department suppose to have? *** 10
How often is the temperature and humidity levels suppose to be documented? *** daily
What forms a protective slimy film on top of water and on instruments during the decontamination
process? *** biofilms
A pH level of below 7 is considered? *** acidic
Items that have been presoaked or treated must be ____________ thoroughly before further cleaning,
because the presoaking or treatment agent may not be compatible with the detergents used for
cleaning. *** rinsed
A pH level above 7 is considered? *** alkaline
Biofilms adhere to all surfaces, but they form more slowly on smooth surfaces than on rough surfaces. In
healthcare settings, the items most affected by biofilms are those with? *** lumens, serrated surfaces,
difficult-to-reach surfaces
What kind of detergents contain organic substances that assist in the breakdown of protein soils and
blood? *** Enzymatic detergents
When using enzymatic detergents higher water temperatures are not to be used because it will break
down, or destroy, the enzymes, making them? *** less efficient
Temperatures below ______________ all have adverse affects, making enzymes sluggish and reducing
their effectiveness. *** 109° F
Question and Answer
What states that All patient information is highly confidential and should NEVER be discussed with
anyone at any time unless it is required for the direct care of the patient? *** HIPPA
This process is defined by AAMI as the removal of contamination from an item to the extent necessary
for further processing or for the intended use. *** cleaning
What type of stainless steel is used to manufacture scissors, forceps, osteotomes, and chisels? *** 400
series
What type of material is used the most in the manufacturing of surgical instrumentation? *** stainless
steel
What is the proper order of how work progresses through the CSPD? *** Decontam, Prep and pack,
sterilizer, sterile storage
What is defined as microorganisms on a contaminated item? *** Bioburden
What type of stainless steel is used to manufacture basins, bowls, and malleable retractors? *** 300
series
The two steps in the process of decontamination? *** manual cleaning and thermal process
As defined by OSHA what is defined as "the use of physical or chemical means to remove, inactivate or
destroy blood borne pathogens on a surface or item to the point where they are no longer capable of
transmitting infectious particles and the surface of *** decontamination
,A Sales Rep brings in a new Stryker Drill for Dr Bridwell to try during a total hip procedure. What is the
first step that should be taken? *** Ask for written instructions.
The temperature in the decontamination department: *** 60°-65° F
Sharps in the decontamination department should be confined and contained in what type of leak proof
container? *** impervious
After thoroughly cleaning a contaminated item the most important step in the decontamination process
is to _____________ the item. *** rinsed
Humidity level in a CS department should be kept at what percent? *** 30-60%
Instruments in the OR that are just opened but not used still have to go through the decontam process,
only when? *** every time and always considered contaminated
What is the groups or collections of microorganisms that adhere to the surface of any object that comes
into contact with nonsterile water? *** biofilms
What when used in small amounts is extremely corrosive to surgical instruments, and it's use in the
decontamination process is prohibited? *** bleach
A pH level of 7 is considered? *** neutral
Instruments should never be stored _________________, and all instruments should be sterilized as
soon as possible after cleaning. *** wet
, The air pressure in the decontamination department should be what? *** negative
How many air exchanges per hour is the decontamination department suppose to have? *** 10
How often is the temperature and humidity levels suppose to be documented? *** daily
What forms a protective slimy film on top of water and on instruments during the decontamination
process? *** biofilms
A pH level of below 7 is considered? *** acidic
Items that have been presoaked or treated must be ____________ thoroughly before further cleaning,
because the presoaking or treatment agent may not be compatible with the detergents used for
cleaning. *** rinsed
A pH level above 7 is considered? *** alkaline
Biofilms adhere to all surfaces, but they form more slowly on smooth surfaces than on rough surfaces. In
healthcare settings, the items most affected by biofilms are those with? *** lumens, serrated surfaces,
difficult-to-reach surfaces
What kind of detergents contain organic substances that assist in the breakdown of protein soils and
blood? *** Enzymatic detergents
When using enzymatic detergents higher water temperatures are not to be used because it will break
down, or destroy, the enzymes, making them? *** less efficient
Temperatures below ______________ all have adverse affects, making enzymes sluggish and reducing
their effectiveness. *** 109° F
