IAHCSMM CRCST EXAM UPDATED VERSION
2025/2026 WITH 100% GUARANTEE(A+)
When assembling instrument trays-CORRECT ANSWERHeavier instruments should be placed on the
bottom of the tray
The steam sterilization process can be affected by the design of the medical device being sterilized.-
CORRECT ANSWERTrue
Ethylene oxide, hydrogen peroxide and ozone sterilization process must all be monitored using
chemical, physical and biological monitors.-CORRECT ANSWERTrue
Agency responsible for regulating EO-CORRECT ANSWER
Tissue, body fat, blood, and other body substances are all examples of _______ soil.-CORRECT
ANSWERGross. Pg 125
The physical method by which an ultrasonic units clean is called-CORRECT ANSWERCavitation
Equipment should be inspected for obvious hazards such as cracked or frayed electrical cords:-CORRECT
ANSWERwhenever the equipment is cleaned
Impregnated Gauze Strips may be sterilized using:-CORRECT ANSWERdry heat sterilization
Powered surgical instruments should be cleaned using a mechanical cleaning process.-CORRECT
ANSWERFalse. They should all be cleaned manually.
Agency responsible for the MedWatch program-CORRECT ANSWERFDA food and drug administration
Phenolics are classified as-CORRECT ANSWERintermediate to low level disinfectants
, To prevent coagulation of proteins, water temperature should be-CORRECT ANSWERBelow 43 C (110 F)
Secondary containers of chemicals-CORRECT ANSWERmust be labeled with a copy of the original
manufacturer's label or a generic label that identifies hazard warnings and directions
These carry blood away from the heart-CORRECT ANSWERarteries
The percentage of hospital patients that develop a healthcare facility-associated infection.-CORRECT
ANSWERApproximately 10%
Spiral shaped bacteria are classified as-CORRECT ANSWERspirillum
The two most common techniques of flat wrap packaging are-CORRECT ANSWERSquare-fold and
envelope-fold
Third party reprocessors are regulated by the FDA-CORRECT ANSWERTrue
In central service, the concept of "one-way flow of materials" refers to the movement of products-
CORRECT ANSWERFrom soiled areas to clean processing areas within central service
Horizontal work surfaces in the decontamination area should be cleaned and disinfected-CORRECT
ANSWERAt the beginning and end of each shift.
A material that removes electrons from another substance is Called-CORRECT ANSWERan oxidizing
agent
Pre-Vacuum Steam Sterilizer & Steam Flush Pressure-Pulse (SFPP)-CORRECT ANSWERUse an active air
removal system
These chemicals are used on animate (living tissue) to slow the growth of microorganisms:-CORRECT
ANSWERantiseptics
2025/2026 WITH 100% GUARANTEE(A+)
When assembling instrument trays-CORRECT ANSWERHeavier instruments should be placed on the
bottom of the tray
The steam sterilization process can be affected by the design of the medical device being sterilized.-
CORRECT ANSWERTrue
Ethylene oxide, hydrogen peroxide and ozone sterilization process must all be monitored using
chemical, physical and biological monitors.-CORRECT ANSWERTrue
Agency responsible for regulating EO-CORRECT ANSWER
Tissue, body fat, blood, and other body substances are all examples of _______ soil.-CORRECT
ANSWERGross. Pg 125
The physical method by which an ultrasonic units clean is called-CORRECT ANSWERCavitation
Equipment should be inspected for obvious hazards such as cracked or frayed electrical cords:-CORRECT
ANSWERwhenever the equipment is cleaned
Impregnated Gauze Strips may be sterilized using:-CORRECT ANSWERdry heat sterilization
Powered surgical instruments should be cleaned using a mechanical cleaning process.-CORRECT
ANSWERFalse. They should all be cleaned manually.
Agency responsible for the MedWatch program-CORRECT ANSWERFDA food and drug administration
Phenolics are classified as-CORRECT ANSWERintermediate to low level disinfectants
, To prevent coagulation of proteins, water temperature should be-CORRECT ANSWERBelow 43 C (110 F)
Secondary containers of chemicals-CORRECT ANSWERmust be labeled with a copy of the original
manufacturer's label or a generic label that identifies hazard warnings and directions
These carry blood away from the heart-CORRECT ANSWERarteries
The percentage of hospital patients that develop a healthcare facility-associated infection.-CORRECT
ANSWERApproximately 10%
Spiral shaped bacteria are classified as-CORRECT ANSWERspirillum
The two most common techniques of flat wrap packaging are-CORRECT ANSWERSquare-fold and
envelope-fold
Third party reprocessors are regulated by the FDA-CORRECT ANSWERTrue
In central service, the concept of "one-way flow of materials" refers to the movement of products-
CORRECT ANSWERFrom soiled areas to clean processing areas within central service
Horizontal work surfaces in the decontamination area should be cleaned and disinfected-CORRECT
ANSWERAt the beginning and end of each shift.
A material that removes electrons from another substance is Called-CORRECT ANSWERan oxidizing
agent
Pre-Vacuum Steam Sterilizer & Steam Flush Pressure-Pulse (SFPP)-CORRECT ANSWERUse an active air
removal system
These chemicals are used on animate (living tissue) to slow the growth of microorganisms:-CORRECT
ANSWERantiseptics
