Sterile Processing CRCST Exam Flashcards
What is the process by which Ethylene Oxide sterilization destroys microorganisms?
Alkylation
Which is NOT an essential parameter of steam sterilization?
Gas Concentration
What fabric made from 140-thread-count 100% cotton was once the most widely used material in the manufacture of sterilization wrap?
Muslin
What method of sterilization was once used for items which needed to be pyrogen-free?
Dry Heat
What device renders ozone harmless and allows it to be safely vented back into the atmosphere?
Catalytic converter
Flash sterilization is known as a point-of-use or just just-in-time sterilization. What other sterilization method falls into this category?
Peracetic Acid
What class of chemical indicators would a Bowie-Dick test fall into?
Class 2
What type of sterilization monitoring refers to devices impregnated with a known number and type of spores to verify all conditions for sterilization have been met?
Biological monitoring
What is the name for the process which draws bacteria out of hands when they touch inadequately cooled packages?
Wicking
TRUE or FALSE: Sterilizer carts should be pushed not pulled from an Ethlyene Oxide sterilizer to an exterior aerator to avoid the inhalation of fumes?
FALSE
What type of non-woven textile consists of two wrappers bonded together at the edges?
Simultaneous wrap
What type of chemical indicator tests all critical parameters of a sterilization cycle and are also known as integrators? (what class?)
Class 5
What does PCD stand for?
Process Challenge Device
What form does peracetic acid in single-dose containers come in?
Powder
What sterilizer has a total cycle time of approximately 4 hours?
Ozone
How much space should be left between items to be aerated after Ethlyene Oxide sterilization?
1 inch
What type of sterilization was used in the past to sterilize items such as petroleum ointment and powders, which are now available in single-use sterile packages?
Dry heat
The process by which EtO gas builds up back in a sterilizer chamber if items aren’t immediately aerated when a cycle is complete is known as what?
Desportion
At the end of the second prevaccum phase of a prevac steam sterilizer how much of the original air has been removed?
98%
What is the approximate exposure time for Ethlyene Oxide sterilization?
1 hour and 45 minutes
TRUE or FALSE: A BI test pack for an Ethlyene Oxide sterilization should be placed on the bottom of the load near the chamber drain
FALSE
What type of spore is used to test the Ethlyene Oxide sterilization?
Bacilius Atrophaeus
What must be used when processing flexible scopes in a peracetic acid system so that the sterilant will reach all areas?
Proper Adapter
Oxygen and purified water vapor are the waste products of what type of sterilizer?
Ozone
What is the exposure time for multiple items with lumens to be flashed sterilized?
10 minutes
Which is NOT a viable parameter for an Ethlyene Oxide sterilizers?
24 Hours at 72 degrees
Woven textiles are rarely used nowadays because they require…
inspection and patching
What results in super heating of steam sterilizer loads?
Not enough moisture
Linen packs should weigh no more than how many pounds?
12
Collection of data & identification of issues are part of what kind of program?
Quality assurance
The term PATHOGENIC means..
Disease-Producing
What color does Gram-Negative microorganisms stain?
Red or pink
What color does Gram-Positive microorganisms stain?
Blue or purple
What is NOT a requirement for bacteria to survive?
Bright light
Blood-borne pathogen exposure is regulated by who?
OSHA