CRCST Exam
automated supply replenishment systems are... ANS: computarized
T or F: automatic endoscope reprocessors are not recommended for flexible endoscopes ANS: true
automatic washers clean using a spray force action called what? ANS: impingement
bacteria that require free oxygen are called ________ bacteria ANS: aerobic
before an item can be placed in a liquid chemical sterile processing system, it must be what? ANS:
cleaned
behaviors relating to what is right and wrong relative to the standards of conduct for your profession are
called what? ANS: ethical behavior
how often should a biological test be performed in an ethylene oxide sterilizer? ANS: every load
_________ are often pathogenic to humans because they grow best at body temperatures. ANS:
mesophiles
________ is defined as the state of being soiled or infected by contact with infectious organisms or
other material. ANS: contaminated
what is the likely cause for a blue stain on a scope? ANS: improper cleaning
blush or rainbow type stains are cause by what two things in water? ANS: iron and silicates
,body balance is regulated by fluid where? ANS: inner ear
both AORN and the join commission recommend that the use of flash sterilization be... ANS: minimized
or decreased
bowie dick tests should be run in what type of sterilizers? ANS: dynamic air removal steam sterilizers
cellulosic materials cannot be processed in... ANS: hydrogen peroxide gas/plasma
T or F: central service technicians can protect patients by breaking the chain of infection. ANS: true
central service technicians wear special attire referred to as ______ to minimize their exposure to blood
borne pathogens and other contaminants. ANS: PPE
central service technicians who do not think they are being treated appropriately by their employer
should... ANS: discuss the situation with their supervisor
chemical indicators are FDA ________ devices ANS: class 2
what is the purpose of a chemical indicator? ANS: to provide a visual indication that an item was
exposed to a sterilization process
what are the chemical messengers that travel through the body and act on larger organs? ANS:
hormones
T or F: class 3 medical devices are identified as high risk ANS: true
, what are compounds that contain a positive electrical charge and exhibit germicidal properties? ANS:
cationic
what are compounds that have a negative charge and form a large group of synthetic detergents? ANS:
anionic
what gland is considered a master gland because it helps control the activities of all other endocrine
glands? ANS: pituitary gland
what organization creates and revises standards for processing water for irrigation? ANS: USP-NFR
what is the creation of a new blood supply to an area of the heart with a clotted or blocked artery? ANS:
CABG
deionized water is used for... ANS: sterile irrigation
T or F: endoscope channels should be cleaned and then left moist for storage ANS: false
endoscopes are often processed in a mechanical unit called what? ANS: an automatic endoscope
reprocessor
endotracheal tubes and anesthesia breathing curcuits are examples of what? ANS: semi-critical devices
what organization enforces laws relating to the transportation of medical wastes? ANS: DOT
what organization enhances the global competitiveness and quality of life by promoting standards and
ensuring their integrity? ANS: ANSI
automated supply replenishment systems are... ANS: computarized
T or F: automatic endoscope reprocessors are not recommended for flexible endoscopes ANS: true
automatic washers clean using a spray force action called what? ANS: impingement
bacteria that require free oxygen are called ________ bacteria ANS: aerobic
before an item can be placed in a liquid chemical sterile processing system, it must be what? ANS:
cleaned
behaviors relating to what is right and wrong relative to the standards of conduct for your profession are
called what? ANS: ethical behavior
how often should a biological test be performed in an ethylene oxide sterilizer? ANS: every load
_________ are often pathogenic to humans because they grow best at body temperatures. ANS:
mesophiles
________ is defined as the state of being soiled or infected by contact with infectious organisms or
other material. ANS: contaminated
what is the likely cause for a blue stain on a scope? ANS: improper cleaning
blush or rainbow type stains are cause by what two things in water? ANS: iron and silicates
,body balance is regulated by fluid where? ANS: inner ear
both AORN and the join commission recommend that the use of flash sterilization be... ANS: minimized
or decreased
bowie dick tests should be run in what type of sterilizers? ANS: dynamic air removal steam sterilizers
cellulosic materials cannot be processed in... ANS: hydrogen peroxide gas/plasma
T or F: central service technicians can protect patients by breaking the chain of infection. ANS: true
central service technicians wear special attire referred to as ______ to minimize their exposure to blood
borne pathogens and other contaminants. ANS: PPE
central service technicians who do not think they are being treated appropriately by their employer
should... ANS: discuss the situation with their supervisor
chemical indicators are FDA ________ devices ANS: class 2
what is the purpose of a chemical indicator? ANS: to provide a visual indication that an item was
exposed to a sterilization process
what are the chemical messengers that travel through the body and act on larger organs? ANS:
hormones
T or F: class 3 medical devices are identified as high risk ANS: true
, what are compounds that contain a positive electrical charge and exhibit germicidal properties? ANS:
cationic
what are compounds that have a negative charge and form a large group of synthetic detergents? ANS:
anionic
what gland is considered a master gland because it helps control the activities of all other endocrine
glands? ANS: pituitary gland
what organization creates and revises standards for processing water for irrigation? ANS: USP-NFR
what is the creation of a new blood supply to an area of the heart with a clotted or blocked artery? ANS:
CABG
deionized water is used for... ANS: sterile irrigation
T or F: endoscope channels should be cleaned and then left moist for storage ANS: false
endoscopes are often processed in a mechanical unit called what? ANS: an automatic endoscope
reprocessor
endotracheal tubes and anesthesia breathing curcuits are examples of what? ANS: semi-critical devices
what organization enforces laws relating to the transportation of medical wastes? ANS: DOT
what organization enhances the global competitiveness and quality of life by promoting standards and
ensuring their integrity? ANS: ANSI
