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CRCST PRACTICE TEST - QUESTIONS AND ANSWERS
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CRCST PRACTICE TEST - QUESTIONSAND ANSWERS
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? Correct Ans ➡ 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.
Correct Ans ➡ cleaning
What type of stainless steel is used to manufacture scissors, forceps,
osteotomes, and chisels? Correct Ans ➡ 400 series
What type of material is used the most in the manufacturing of surgical
instrumentation? Correct Ans ➡ stainless steel
What is the proper order of how work progresses through the CSPD?
Correct Ans ➡ Decontam, Prep and pack, sterilizer, sterile storage
What is defined as microorganisms on a contaminated item? Correct Ans
➡ Bioburden
What type of stainless steel is used to manufacture basins, bowls, and
malleable retractors? Correct Ans ➡ 300 series
The two steps in the process of decontamination? Correct Ans ➡ 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 Correct Ans ➡ 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? Correct Ans ➡
Ask for written instructions.
The temperature in the decontamination department: Correct Ans ➡
60°-65° F
Sharps in the decontamination department should be confined and contained
in what type of leak proof container? Correct Ans ➡ impervious
After thoroughly cleaning a contaminated item the most important step in the
decontamination process is to _____________ the item. Correct Ans ➡ rinsed
Humidity level in a CS department should be kept at what percent? Correct
Ans ➡ 30-60%
Instruments in the OR that are just opened but not used still have to go
through the decontam process, only when? Correct Ans ➡ 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? Correct Ans ➡
biofilms
What when used in small amounts is extremely corrosive to surgical
instruments, and it's use in the decontamination process is prohibited?
Correct Ans ➡ bleach
A pH level of 7 is considered? Correct Ans ➡ neutral
Instruments should never be stored _________________, and all instruments
should be sterilized as soon as possible after cleaning. Correct Ans ➡ wet
The air pressure in the decontamination department should be what?
Correct Ans ➡ negative
How many air exchanges per hour is the decontamination department
suppose to have? Correct Ans ➡ 10
, How often is the temperature and humidity levels suppose to be documented?
Correct Ans ➡ daily
What forms a protective slimy film on top of water and on instruments during
the decontamination process? Correct Ans ➡ biofilms
A pH level of below 7 is considered? Correct Ans ➡ 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. Correct Ans ➡
rinsed
A pH level above 7 is considered? Correct Ans ➡ 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? Correct Ans ➡ lumens, serrated surfaces,
difficult-to-reach surfaces
What kind of detergents contain organic substances that assist in the
breakdown of protein soils and blood? Correct Ans ➡ 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?
Correct Ans ➡ less efficient
Temperatures below ______________ all have adverse affects, making enzymes
sluggish and reducing their effectiveness. Correct Ans ➡ 109° F
Water temperatures of _________________ are best for enzyme based products
Correct Ans ➡ 140°F
Enzymes can be used individually or in combination in the formulation of
enzymatic detergents. Which enzymatic detergent breaks down blood, mucus,
feces, and albumin? Correct Ans ➡ protease
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