CRCST Prac ce Test 2025 Official Study Guide 10th
Edi on NEW!! 2025/2026 100% VERIFIED CORRECT
What is the primary role of a sterile processing technician?
To ensure the steriliza on and cleanliness of medical instruments
What does the term "asepsis" mean?
Free from infec on or infec ous material
Which body system is most relevant to understanding the steriliza on needs of surgical
instruments?
Skeletal system
Which type of microorganism is commonly associated with hospital-acquired infec ons (HAIs)?
Bacteria
Which organiza on is responsible for se(ng standards for sterile processing?
AAMI
What is the first step in the decontamina on process at the point of use?
Rinsing with water
What is the primary goal of the cleaning process?
Removal of visible soil and contaminants
What is the difference between high-level disinfec on and low-level disinfec on?
High-level disinfec on kills all microorganisms; low-level disinfec on does not
Which type of surgical instrument is used to hold ssue?
Forceps
What is a common issue with complex surgical instruments that technicians must monitor?
Mechanical failure
What is the most common method of high-temperature steriliza on?
Steam
Which method of low-temperature steriliza on is o/en used for heat-sensi ve instruments?
,Ethylene oxide
AD
Which system is commonly used to track instruments and steriliza on cycles?
Instrument Tracking System (ITS)
Why is con nuing educa on important for sterile processing technicians?
To keep updated with the latest prac ces and technologies
A surgical instrument set is needed urgently, but the standard steriliza on cycle takes 30
minutes. Which method should you use?
Immediate-use steriliza on
During a rou ne inspec on, you no ce a small crack in a surgical instrument. What should you
do?
Report it and remove it from service for repair or replacement
You are preparing an instrument set for a surgery that involves a high risk of infec on. Which
type of steriliza on should you choose?
Steam steriliza on
A coworker fails to wear gloves while handling contaminated instruments. What is the best
course of ac on?
Remind the coworker about the importance of PPE
An instrument package is wet a/er steriliza on. What should you do?
Repack and resterilize the instruments
You receive a new type of surgical instrument with unfamiliar components. What should you do
first?
Refer to the manufacturer's instruc ons for use (IFU)
What is a biological indicator?
A prepara on of living spores resistant to the sterilizing agent
What is the purpose of a chemical indicator on a package?
To differen ate between sterilized and unsterilized items
,AD
What are some devices that monitor the func ons of sterilizers?
Gauges, thermometers, mers, and/or recorders
What parameter affects all other dependent parameters in ethylene oxide steriliza on?
Gas concentra on
What is the basis of the steam steriliza on process?
Direct saturated steam contact with items to be sterilized
What steriliza on method is used for items that are heat or moisture sensi ve?
Ethylene oxide steriliza on
What is the purpose of adding moisture to heat during steriliza on?
To hasten the process of thermal destruc on of microbial life
Which type of microorganism is the most resistant of all living organisms?
Bacterial spores
What are recipe cards used for in the assembly and packaging process?
To provide instruc ons for assembling each set or tray
What should be inspected on instruments a/er cleaning before they are packaged for reuse or
storage?
The surface and crannies for gross soil, jaws and teeth of hinged instruments, sharpness of
cu(ng edges
What is the purpose of the ultrasonic washer in the decontamina on process?
To remove fine soil from surgical instruments a/er manual cleaning and before steriliza on
What is the purpose of the Decontamina on Area in a Sterile Processing Department?
To clean and decontaminate reusable equipment, instruments, and supplies
AD
What happens to items a/er assembly or steriliza on in a Sterile Processing Department?
They are transferred to the sterile storage area
What are the major func ons carried out in the distribu on area?
, Case cart prepara on and delivery, exchange cart inventory, telephone-order and requisi on-
order filling, and pa ent care equipment delivery
Prior to the establishment of the Sterile Processing Department, where were medical/surgical
supplies processed and maintained?
In the pa ent care areas in which they were to be used
What are the four major areas in a Sterile Processing Department?
Decontamina on, Assembly and Sterile Processing, Sterile Storage, and Distribu on
What is the significance of the last two le>ers of a singular suffix in medical terminology?
They determine the plural form of the word
How are medical terms with mul ple roots constructed?
By using mul ple roots with a combining vowel in between
What is the func on of a suffix in a medical term?
To define whether the word is a noun, verb, or adjec ve
What is the purpose of a prefix in a medical term?
To indicate a loca on, direc on, type, quality, or quan ty
What is the purpose of a combining vowel in medical terms?
To aid in pronuncia on
Where do most medical terms come from?
La n and Greek
AD
What is the defini on of anatomy?
The study of the structure and rela onship between body parts
What is the func on of the muscular system?
To produce heat, maintain body posture and posi on, and move body fluids
What is the func on of the cardiac muscle?
To pump blood throughout the body
Edi on NEW!! 2025/2026 100% VERIFIED CORRECT
What is the primary role of a sterile processing technician?
To ensure the steriliza on and cleanliness of medical instruments
What does the term "asepsis" mean?
Free from infec on or infec ous material
Which body system is most relevant to understanding the steriliza on needs of surgical
instruments?
Skeletal system
Which type of microorganism is commonly associated with hospital-acquired infec ons (HAIs)?
Bacteria
Which organiza on is responsible for se(ng standards for sterile processing?
AAMI
What is the first step in the decontamina on process at the point of use?
Rinsing with water
What is the primary goal of the cleaning process?
Removal of visible soil and contaminants
What is the difference between high-level disinfec on and low-level disinfec on?
High-level disinfec on kills all microorganisms; low-level disinfec on does not
Which type of surgical instrument is used to hold ssue?
Forceps
What is a common issue with complex surgical instruments that technicians must monitor?
Mechanical failure
What is the most common method of high-temperature steriliza on?
Steam
Which method of low-temperature steriliza on is o/en used for heat-sensi ve instruments?
,Ethylene oxide
AD
Which system is commonly used to track instruments and steriliza on cycles?
Instrument Tracking System (ITS)
Why is con nuing educa on important for sterile processing technicians?
To keep updated with the latest prac ces and technologies
A surgical instrument set is needed urgently, but the standard steriliza on cycle takes 30
minutes. Which method should you use?
Immediate-use steriliza on
During a rou ne inspec on, you no ce a small crack in a surgical instrument. What should you
do?
Report it and remove it from service for repair or replacement
You are preparing an instrument set for a surgery that involves a high risk of infec on. Which
type of steriliza on should you choose?
Steam steriliza on
A coworker fails to wear gloves while handling contaminated instruments. What is the best
course of ac on?
Remind the coworker about the importance of PPE
An instrument package is wet a/er steriliza on. What should you do?
Repack and resterilize the instruments
You receive a new type of surgical instrument with unfamiliar components. What should you do
first?
Refer to the manufacturer's instruc ons for use (IFU)
What is a biological indicator?
A prepara on of living spores resistant to the sterilizing agent
What is the purpose of a chemical indicator on a package?
To differen ate between sterilized and unsterilized items
,AD
What are some devices that monitor the func ons of sterilizers?
Gauges, thermometers, mers, and/or recorders
What parameter affects all other dependent parameters in ethylene oxide steriliza on?
Gas concentra on
What is the basis of the steam steriliza on process?
Direct saturated steam contact with items to be sterilized
What steriliza on method is used for items that are heat or moisture sensi ve?
Ethylene oxide steriliza on
What is the purpose of adding moisture to heat during steriliza on?
To hasten the process of thermal destruc on of microbial life
Which type of microorganism is the most resistant of all living organisms?
Bacterial spores
What are recipe cards used for in the assembly and packaging process?
To provide instruc ons for assembling each set or tray
What should be inspected on instruments a/er cleaning before they are packaged for reuse or
storage?
The surface and crannies for gross soil, jaws and teeth of hinged instruments, sharpness of
cu(ng edges
What is the purpose of the ultrasonic washer in the decontamina on process?
To remove fine soil from surgical instruments a/er manual cleaning and before steriliza on
What is the purpose of the Decontamina on Area in a Sterile Processing Department?
To clean and decontaminate reusable equipment, instruments, and supplies
AD
What happens to items a/er assembly or steriliza on in a Sterile Processing Department?
They are transferred to the sterile storage area
What are the major func ons carried out in the distribu on area?
, Case cart prepara on and delivery, exchange cart inventory, telephone-order and requisi on-
order filling, and pa ent care equipment delivery
Prior to the establishment of the Sterile Processing Department, where were medical/surgical
supplies processed and maintained?
In the pa ent care areas in which they were to be used
What are the four major areas in a Sterile Processing Department?
Decontamina on, Assembly and Sterile Processing, Sterile Storage, and Distribu on
What is the significance of the last two le>ers of a singular suffix in medical terminology?
They determine the plural form of the word
How are medical terms with mul ple roots constructed?
By using mul ple roots with a combining vowel in between
What is the func on of a suffix in a medical term?
To define whether the word is a noun, verb, or adjec ve
What is the purpose of a prefix in a medical term?
To indicate a loca on, direc on, type, quality, or quan ty
What is the purpose of a combining vowel in medical terms?
To aid in pronuncia on
Where do most medical terms come from?
La n and Greek
AD
What is the defini on of anatomy?
The study of the structure and rela onship between body parts
What is the func on of the muscular system?
To produce heat, maintain body posture and posi on, and move body fluids
What is the func on of the cardiac muscle?
To pump blood throughout the body
