CRCST CERTIFICATION REVIEW (9th ED.) EXAM PREP
CRCST CERTIFICATION REVIEW (9TH ED.) EXAM PREP LATEST
2025/2026 ACTUAL EXAM TEST BANK COMPLETE 400
QUESTIONS AND CORRECT ANSWERS GRADED A+ GUARANTEED
PASS- ACE YOUR EXAM
What is the appropriate air pressure relationship between the clean and dirty
areas in the Central Service department?
A. Positive air pressure in the clean area and negative air pressure in the dirty
area.
B. Negative air pressure in the clean area and positive air pressure in the dirty
area.
C. Equal air pressure in both the clean and dirty areas.
D. Air pressure relationship is not specified for the clean and dirty areas.
A. Positive air pressure in the clean area and negative air pressure in the dirty
area.
What is the proper order for cleaning and decontaminating in a sterile processing
department?
A Clean, disinfect, rinse
B. Rinse, disinfect, clean
C. Clean, rinse, disinfect
D. Rinse, clean, disinfect
C. Clean, rinse, disinfect
Which communication method should be used when documenting incidents,
accidents, or near misses in the workplace?
1|Page
, CRCST CERTIFICATION REVIEW (9th ED.) EXAM PREP
A. Email
B. Phone call
C. Incident report form
D. Verbal conversation
C. Incident report form
Which of the following is the most effective method for sterilizing heat-sensitive
medical devices?
A. Ethylene oxide gas
B. Steam sterilization
C. Dry heat sterilization
D. Hydrogen peroxide vapor
A. Ethylene oxide gas
Which of the following is an example of an appropriate documentation practice?
A. Using abbreviations and acronyms extensively to save space
B. Using only black ink when documenting records
C. Erasing any errors or mistakes made during documentation
D. Including complete and accurate information for each entry
D. Including complete and accurate information for each entry
What is the recommended Humidity level in the decontamination area of CSSD
A. 10 % TO 30 %
B. 30% TO 60%
C. 60% TO 80 %
D. 80% TO 90 %
B. 30% TO 60%
2|Page
, CRCST CERTIFICATION REVIEW (9th ED.) EXAM PREP
What information is typically recorded when tracking items distributed by CSSD?
A. Item description and quantity
B. Lot number and expiration date
C. Issuing department or individual
D. All of the above
D. All of the above
Which of the following factors can compromise post sterilization package
integrity?
A. Excessive handling of packages
B. Exposure to moisture or humidity
C. Improper sealing of packages
D. All of the above
D. All of the above
When transferring sterilized items to storage, it is important to:
A. Use bare hands for better grip
B. Stack the items loosely to maximize storage space.
C. Inspect the packaging for any damage or compromise.
D. Store the items in a humid environment to maintain sterility.
C. Inspect the packaging for any damage or compromise
When transporting sterilized items within the healthcare facility, it is important to:
A. Use non-sterile carts or containers.
B. Mix sterile and non-sterile items in the same container.
C. Securely seal and label the containers or carts.
D. Transport the items without any protective coverings.
C. Securely seal and label the containers or carts.
3|Page
, CRCST CERTIFICATION REVIEW (9th ED.) EXAM PREP
Which of the following communication methods is the most suitable for conveying
urgent and critical information in real-time?
A. Email
B. Phone call
C. Memorandum
D. Bulletin board
B. Phone call
When should the floor in the Central Service Department be cleaned?
A. Twice a day.
B. Floors should be cleaned once every day.
C. Floors should be wet-mopped daily.
D. Each time the floor is physically dirty.
C. Floors should be wet-mopped daily.
What is the microorganism of choice for biological monitoring in Ethylene Oxide
(EtO) sterilization?
A. Bacillus atrophaeus spore
B. Escherichia coli
C. Staphylococcus aureus
D. Pseudomonas aeruginosa
A. Bacillus atrophaeus spore
_________ is a toxic gas classified by OSHA as a carcinogen and reproductive
hazard.
A. Hydrogen Peroxide Gas
B. Ethylene Oxide Gas
4|Page
CRCST CERTIFICATION REVIEW (9TH ED.) EXAM PREP LATEST
2025/2026 ACTUAL EXAM TEST BANK COMPLETE 400
QUESTIONS AND CORRECT ANSWERS GRADED A+ GUARANTEED
PASS- ACE YOUR EXAM
What is the appropriate air pressure relationship between the clean and dirty
areas in the Central Service department?
A. Positive air pressure in the clean area and negative air pressure in the dirty
area.
B. Negative air pressure in the clean area and positive air pressure in the dirty
area.
C. Equal air pressure in both the clean and dirty areas.
D. Air pressure relationship is not specified for the clean and dirty areas.
A. Positive air pressure in the clean area and negative air pressure in the dirty
area.
What is the proper order for cleaning and decontaminating in a sterile processing
department?
A Clean, disinfect, rinse
B. Rinse, disinfect, clean
C. Clean, rinse, disinfect
D. Rinse, clean, disinfect
C. Clean, rinse, disinfect
Which communication method should be used when documenting incidents,
accidents, or near misses in the workplace?
1|Page
, CRCST CERTIFICATION REVIEW (9th ED.) EXAM PREP
A. Email
B. Phone call
C. Incident report form
D. Verbal conversation
C. Incident report form
Which of the following is the most effective method for sterilizing heat-sensitive
medical devices?
A. Ethylene oxide gas
B. Steam sterilization
C. Dry heat sterilization
D. Hydrogen peroxide vapor
A. Ethylene oxide gas
Which of the following is an example of an appropriate documentation practice?
A. Using abbreviations and acronyms extensively to save space
B. Using only black ink when documenting records
C. Erasing any errors or mistakes made during documentation
D. Including complete and accurate information for each entry
D. Including complete and accurate information for each entry
What is the recommended Humidity level in the decontamination area of CSSD
A. 10 % TO 30 %
B. 30% TO 60%
C. 60% TO 80 %
D. 80% TO 90 %
B. 30% TO 60%
2|Page
, CRCST CERTIFICATION REVIEW (9th ED.) EXAM PREP
What information is typically recorded when tracking items distributed by CSSD?
A. Item description and quantity
B. Lot number and expiration date
C. Issuing department or individual
D. All of the above
D. All of the above
Which of the following factors can compromise post sterilization package
integrity?
A. Excessive handling of packages
B. Exposure to moisture or humidity
C. Improper sealing of packages
D. All of the above
D. All of the above
When transferring sterilized items to storage, it is important to:
A. Use bare hands for better grip
B. Stack the items loosely to maximize storage space.
C. Inspect the packaging for any damage or compromise.
D. Store the items in a humid environment to maintain sterility.
C. Inspect the packaging for any damage or compromise
When transporting sterilized items within the healthcare facility, it is important to:
A. Use non-sterile carts or containers.
B. Mix sterile and non-sterile items in the same container.
C. Securely seal and label the containers or carts.
D. Transport the items without any protective coverings.
C. Securely seal and label the containers or carts.
3|Page
, CRCST CERTIFICATION REVIEW (9th ED.) EXAM PREP
Which of the following communication methods is the most suitable for conveying
urgent and critical information in real-time?
A. Email
B. Phone call
C. Memorandum
D. Bulletin board
B. Phone call
When should the floor in the Central Service Department be cleaned?
A. Twice a day.
B. Floors should be cleaned once every day.
C. Floors should be wet-mopped daily.
D. Each time the floor is physically dirty.
C. Floors should be wet-mopped daily.
What is the microorganism of choice for biological monitoring in Ethylene Oxide
(EtO) sterilization?
A. Bacillus atrophaeus spore
B. Escherichia coli
C. Staphylococcus aureus
D. Pseudomonas aeruginosa
A. Bacillus atrophaeus spore
_________ is a toxic gas classified by OSHA as a carcinogen and reproductive
hazard.
A. Hydrogen Peroxide Gas
B. Ethylene Oxide Gas
4|Page
