CRCST EXAM 2025/2026 | CERTIFIED
REGISTERED CENTRAL SERVICE TECHNICIAN
STUDY GUIDE WITH 100% VERIFIED QUESTIONS
& ANSWERS
1. Which of the following is a ergonomic hazard?
Ammonia
Awkward posture
Heat stress
Lighting
2. This classification in the Spaulding System pertains to items that pose a high
risk for infection and must be sterile.
Semi critical Items
Noncritical environmental surface
Noncritical patient care items
Critical Items
3. What is the recommended frequency for routine testing with a biological
indicator for steam sterilization?
Daily
Biannually
Monthly
Weekly
,4. Which organization regulates medical device labeling in the United States?
The US Food and Drug Administration
, The National Institutes of Health
The Centers for Disease Control and Prevention
The World Health Organization
5. Describe the key characteristics that differentiate prions from other
infectious agents such as viruses and bacteria.
Prions are larger than viruses and contain RNA but no DNA.
Prions are viruses that have lost their ability to replicate.
Prions are infectious proteins that lack DNA and RNA, unlike
viruses and bacteria which contain nucleic acids.
Prions are a type of bacteria that can reproduce independently.
6. Why is attitude considered the most important factor for teamwork in
healthcare?
Experience alone can drive effective teamwork.
Knowledge is the only factor that matters in teamwork.
A positive attitude fosters collaboration and communication
among team members.
Skills are more important than attitude in teamwork.
7. What is a bioburden?
The number of viable organisms in or an object or surface before
decontamination or sterilization
The number of viable organisms in or an object or surface after
decontamination or sterilization
The name given to disinfect solutions
, The number of viable organisms in or an object or surface before
decontamination only
8. The agency that requires that personal protective equipment (PPE) be
available to all employees at risk for exposure to infectious diseases is:
OSHA
NIOSH
DHS
NAEMT
9. What is one reason why air should be expelled from a peel pouch before
sealing?
To reduce the cost of sterilization
To enhance the color of the external indicator
To ensure proper sterilization
To increase the pouch's weight
10. In a healthcare facility, if a team is experiencing high levels of ergonomic
stress, what strategy could be implemented to alleviate this issue?
Reduce the use of ergonomic tools and equipment.
Implement job rotations among staff.
Limit communication between team members during tasks.
Increase the number of hours worked without breaks.
REGISTERED CENTRAL SERVICE TECHNICIAN
STUDY GUIDE WITH 100% VERIFIED QUESTIONS
& ANSWERS
1. Which of the following is a ergonomic hazard?
Ammonia
Awkward posture
Heat stress
Lighting
2. This classification in the Spaulding System pertains to items that pose a high
risk for infection and must be sterile.
Semi critical Items
Noncritical environmental surface
Noncritical patient care items
Critical Items
3. What is the recommended frequency for routine testing with a biological
indicator for steam sterilization?
Daily
Biannually
Monthly
Weekly
,4. Which organization regulates medical device labeling in the United States?
The US Food and Drug Administration
, The National Institutes of Health
The Centers for Disease Control and Prevention
The World Health Organization
5. Describe the key characteristics that differentiate prions from other
infectious agents such as viruses and bacteria.
Prions are larger than viruses and contain RNA but no DNA.
Prions are viruses that have lost their ability to replicate.
Prions are infectious proteins that lack DNA and RNA, unlike
viruses and bacteria which contain nucleic acids.
Prions are a type of bacteria that can reproduce independently.
6. Why is attitude considered the most important factor for teamwork in
healthcare?
Experience alone can drive effective teamwork.
Knowledge is the only factor that matters in teamwork.
A positive attitude fosters collaboration and communication
among team members.
Skills are more important than attitude in teamwork.
7. What is a bioburden?
The number of viable organisms in or an object or surface before
decontamination or sterilization
The number of viable organisms in or an object or surface after
decontamination or sterilization
The name given to disinfect solutions
, The number of viable organisms in or an object or surface before
decontamination only
8. The agency that requires that personal protective equipment (PPE) be
available to all employees at risk for exposure to infectious diseases is:
OSHA
NIOSH
DHS
NAEMT
9. What is one reason why air should be expelled from a peel pouch before
sealing?
To reduce the cost of sterilization
To enhance the color of the external indicator
To ensure proper sterilization
To increase the pouch's weight
10. In a healthcare facility, if a team is experiencing high levels of ergonomic
stress, what strategy could be implemented to alleviate this issue?
Reduce the use of ergonomic tools and equipment.
Implement job rotations among staff.
Limit communication between team members during tasks.
Increase the number of hours worked without breaks.
