Ultimate CRCST Practice Exam: Key Questions and Answers
This type of organism is necessary for life. - correct answer ✔✔Microorganism
The organization that sets recommended practices and standards
for care and processing of devices and systems is: - correct answer ✔✔Association for the Advancement
of Medical Instrumentation (AAMI)
What is the circular opening of the eye which controls the amount of light which enters the eye? -
correct answer ✔✔pupil
Implantable devices should not be: - correct answer ✔✔flash sterilized
What is the best choice for high level disinfection of instruments? - correct answer ✔✔OPA (or Ortho-
phthalaldehyde)
The part of a cell that enables it to move through liquid is the: - correct answer ✔✔flagella
When soil remains on a device after cleaning: - correct answer ✔✔the device cannot be sterilized
Bacteria that cause diseases are called - correct answer ✔✔pathogenic
Which type of fire extinguisher should be used on flammable
liquids? - correct answer ✔✔Type B
Which type of disinfectant is also known as a "wetting agent?" - correct answer ✔✔quatemary
ammonium compounds (QUATS)
The inventory control method in which the supplier owns the
Inventory, stores it at the healthcare facility, and does not charge
,the healthcare facility for it until it is used or lost is referred to as the: - correct answer ✔✔consignment
method
Of the 3 major low temperature sterilants, which one has the
longest instrument turnover time? - correct answer ✔✔Ethylene Oxide (ETO)
The number of times per year that inventory is purchased,
consumed, and replaced is called the: - correct answer ✔✔Inventory Turnover Rate
What tracking method provides real time information? - correct answer ✔✔RFID (Radio Frequency
Identification)
What requires preventive maintenance standards be established for medical equipment? - correct
answer ✔✔Joint Commission
How frequently should a sterilizer's drain strainer be removed and
thoroughly cleaned? - correct answer ✔✔daily
What type of hepatitis vaccine is strongly recommended for most
healthcare workers? - correct answer ✔✔Hepatitis B
The part of a cell that controls cell function is the: - correct answer ✔✔nucleus
A step in communication that occurs when a listener asks a
question or repeats information is called: - correct answer ✔✔feedback
Involuntary muscles work without - correct answer ✔✔consciousness
The method of wrapping that creates a package within a package
is called: - correct answer ✔✔Sequential
, 100% ethylene oxide gas canisters should be stored in a: - correct answer ✔✔chemical storage cabinet
Wicking materials are used to allow 1.____ removal, 2.____ penetration, and facilitate 3.____ - correct
answer ✔✔1. air
2. steam
3. drying
Instrument marking tape should be wrapped approximately _____
times around the instrument. - correct answer ✔✔1 to 1.5
The term "superheated steam" means: - correct answer ✔✔dry steam
The amount of time that it takes to kill 90% of the microorganisms
present on an object is called: - correct answer ✔✔D-Value
400 series stainless steel is also called: - correct answer ✔✔Martensitic
What prefix means "beside of near"? - correct answer ✔✔para-
Which of the following statements about the use of mechanical
washers is NOT true?
A. Multi-level trays should be separated
B. Trays with lids should be opened
C. Instruments should be disassembled and opened
D. All items should be washed on the same cycle - correct answer ✔✔D. All items should be washed on
the same cycle
What unit pumps heated or cooled water through a coiled pad to
This type of organism is necessary for life. - correct answer ✔✔Microorganism
The organization that sets recommended practices and standards
for care and processing of devices and systems is: - correct answer ✔✔Association for the Advancement
of Medical Instrumentation (AAMI)
What is the circular opening of the eye which controls the amount of light which enters the eye? -
correct answer ✔✔pupil
Implantable devices should not be: - correct answer ✔✔flash sterilized
What is the best choice for high level disinfection of instruments? - correct answer ✔✔OPA (or Ortho-
phthalaldehyde)
The part of a cell that enables it to move through liquid is the: - correct answer ✔✔flagella
When soil remains on a device after cleaning: - correct answer ✔✔the device cannot be sterilized
Bacteria that cause diseases are called - correct answer ✔✔pathogenic
Which type of fire extinguisher should be used on flammable
liquids? - correct answer ✔✔Type B
Which type of disinfectant is also known as a "wetting agent?" - correct answer ✔✔quatemary
ammonium compounds (QUATS)
The inventory control method in which the supplier owns the
Inventory, stores it at the healthcare facility, and does not charge
,the healthcare facility for it until it is used or lost is referred to as the: - correct answer ✔✔consignment
method
Of the 3 major low temperature sterilants, which one has the
longest instrument turnover time? - correct answer ✔✔Ethylene Oxide (ETO)
The number of times per year that inventory is purchased,
consumed, and replaced is called the: - correct answer ✔✔Inventory Turnover Rate
What tracking method provides real time information? - correct answer ✔✔RFID (Radio Frequency
Identification)
What requires preventive maintenance standards be established for medical equipment? - correct
answer ✔✔Joint Commission
How frequently should a sterilizer's drain strainer be removed and
thoroughly cleaned? - correct answer ✔✔daily
What type of hepatitis vaccine is strongly recommended for most
healthcare workers? - correct answer ✔✔Hepatitis B
The part of a cell that controls cell function is the: - correct answer ✔✔nucleus
A step in communication that occurs when a listener asks a
question or repeats information is called: - correct answer ✔✔feedback
Involuntary muscles work without - correct answer ✔✔consciousness
The method of wrapping that creates a package within a package
is called: - correct answer ✔✔Sequential
, 100% ethylene oxide gas canisters should be stored in a: - correct answer ✔✔chemical storage cabinet
Wicking materials are used to allow 1.____ removal, 2.____ penetration, and facilitate 3.____ - correct
answer ✔✔1. air
2. steam
3. drying
Instrument marking tape should be wrapped approximately _____
times around the instrument. - correct answer ✔✔1 to 1.5
The term "superheated steam" means: - correct answer ✔✔dry steam
The amount of time that it takes to kill 90% of the microorganisms
present on an object is called: - correct answer ✔✔D-Value
400 series stainless steel is also called: - correct answer ✔✔Martensitic
What prefix means "beside of near"? - correct answer ✔✔para-
Which of the following statements about the use of mechanical
washers is NOT true?
A. Multi-level trays should be separated
B. Trays with lids should be opened
C. Instruments should be disassembled and opened
D. All items should be washed on the same cycle - correct answer ✔✔D. All items should be washed on
the same cycle
What unit pumps heated or cooled water through a coiled pad to
