Page 1 of 54
2026/2027 IAHCSMM CRCST EXAM CURRENT
TESTING QUESTION AND DETAILED CORRECT
ANSWER (VERIFIED) GUARANTEED PASS/TOP-
RATED A+.
IAHCSMM CRCST
Ace your certification journey with the IAHCSMM CRCST Exam
by mastering essential topics such as sterilization methods,
infection prevention, instrumentation, decontamination, and
regulatory standards. This exam validates your ability to ensure
patient safety through proper sterile processing practices. It is
designed for central sterile/sterile processing technicians
seeking CRCST certification.
The physical method by which an ultrasonic units clean is
called ...... ANSWER ....... Cavitation✓ ✓
Equipment should be inspected for obvious hazards such as
cracked or frayed electrical cords: ...... ANSWER .......
whenever the equipment is cleaned✓ ✓
Impregnated Gauze Strips may be sterilized using: ......
ANSWER ....... dry heat sterilization✓ ✓
, Page 2 of 54
Powered surgical instruments should be cleaned using a
mechanical cleaning process. ...... ANSWER ....... False.
They should all be cleaned manually. ✓ ✓
Agency responsible for the MedWatch program ......
ANSWER ....... FDA food and drug administration✓ ✓
Phenolics are classified as ...... ANSWER .......
intermediate to low level disinfectants✓ ✓
To prevent coagulation of proteins, water temperature
should be ...... ANSWER ....... Below 43 C (110 F) ✓ ✓
Secondary containers of chemicals ...... ANSWER .......
must 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 ...... ANSWER .......
arteries✓ ✓
, Page 3 of 54
The percentage of hospital patients that develop a
healthcare facility-associated infection. ...... ANSWER
....... Approximately 10%✓ ✓
Spiral shaped bacteria are classified as ...... ANSWER .......
spirillum✓ ✓
The two most common techniques of flat wrap packaging
are ...... ANSWER ....... Square-fold and envelope-fold✓
✓
Third party reprocessors are regulated by the FDA ......
ANSWER ....... True✓ ✓
In central service, the concept of "one-way flow of materials"
refers to the movement of products ...... ANSWER .......
From soiled areas to clean processing areas within
central service✓ ✓
, Page 4 of 54
Horizontal work surfaces in the decontamination area
should be cleaned and disinfected ...... ANSWER ....... At
the beginning and end of each shift. ✓ ✓
A material that removes electrons from another substance is
Called ...... ANSWER ....... an oxidizing agent✓ ✓
Pre-Vacuum Steam Sterilizer & Steam Flush Pressure-Pulse
(SFPP) ...... ANSWER ....... Use an active air removal
system✓ ✓
These chemicals are used on animate (living tissue) to slow
the growth of microorganisms: ...... ANSWER .......
antiseptics✓ ✓
Agency responsible for regulating EO ...... ANSWER .......
OSHA and EPA✓ ✓
Scissors with tungsten carbide cutting edges are usually
identified by ...... ANSWER ....... gold handles✓ ✓
2026/2027 IAHCSMM CRCST EXAM CURRENT
TESTING QUESTION AND DETAILED CORRECT
ANSWER (VERIFIED) GUARANTEED PASS/TOP-
RATED A+.
IAHCSMM CRCST
Ace your certification journey with the IAHCSMM CRCST Exam
by mastering essential topics such as sterilization methods,
infection prevention, instrumentation, decontamination, and
regulatory standards. This exam validates your ability to ensure
patient safety through proper sterile processing practices. It is
designed for central sterile/sterile processing technicians
seeking CRCST certification.
The physical method by which an ultrasonic units clean is
called ...... ANSWER ....... Cavitation✓ ✓
Equipment should be inspected for obvious hazards such as
cracked or frayed electrical cords: ...... ANSWER .......
whenever the equipment is cleaned✓ ✓
Impregnated Gauze Strips may be sterilized using: ......
ANSWER ....... dry heat sterilization✓ ✓
, Page 2 of 54
Powered surgical instruments should be cleaned using a
mechanical cleaning process. ...... ANSWER ....... False.
They should all be cleaned manually. ✓ ✓
Agency responsible for the MedWatch program ......
ANSWER ....... FDA food and drug administration✓ ✓
Phenolics are classified as ...... ANSWER .......
intermediate to low level disinfectants✓ ✓
To prevent coagulation of proteins, water temperature
should be ...... ANSWER ....... Below 43 C (110 F) ✓ ✓
Secondary containers of chemicals ...... ANSWER .......
must 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 ...... ANSWER .......
arteries✓ ✓
, Page 3 of 54
The percentage of hospital patients that develop a
healthcare facility-associated infection. ...... ANSWER
....... Approximately 10%✓ ✓
Spiral shaped bacteria are classified as ...... ANSWER .......
spirillum✓ ✓
The two most common techniques of flat wrap packaging
are ...... ANSWER ....... Square-fold and envelope-fold✓
✓
Third party reprocessors are regulated by the FDA ......
ANSWER ....... True✓ ✓
In central service, the concept of "one-way flow of materials"
refers to the movement of products ...... ANSWER .......
From soiled areas to clean processing areas within
central service✓ ✓
, Page 4 of 54
Horizontal work surfaces in the decontamination area
should be cleaned and disinfected ...... ANSWER ....... At
the beginning and end of each shift. ✓ ✓
A material that removes electrons from another substance is
Called ...... ANSWER ....... an oxidizing agent✓ ✓
Pre-Vacuum Steam Sterilizer & Steam Flush Pressure-Pulse
(SFPP) ...... ANSWER ....... Use an active air removal
system✓ ✓
These chemicals are used on animate (living tissue) to slow
the growth of microorganisms: ...... ANSWER .......
antiseptics✓ ✓
Agency responsible for regulating EO ...... ANSWER .......
OSHA and EPA✓ ✓
Scissors with tungsten carbide cutting edges are usually
identified by ...... ANSWER ....... gold handles✓ ✓
