contamination caused by package of microorganisms through a sterilized package by way of moisture wicking is termed:
strike though
Why are instruments placed in perforated or mesh-bottom trays for sterilization
penetration of sterilant
which kind of quality control device consists of a paper that has been impregnated with a dye that changes color in the presence of a specified temperature and sterilant?
chemical indicator
What is the term for inanimate objects that harbor microorganisms that contribute to environmental contamination?
fomites
What is the type of process the ultrasonic cleaner uses to dislodge minute particles of soil and organic debris?
cavitation
Which of the following cleaning methods for surgical instrumentation relies on bubbles imploding, creating a vacuum that dislodges minute particles in crevices of instruments?
ultrasonic cleaner
Which of the following is the type of dating system that denotes the number of the calendar day in 1 through 356/366?
Julian
How should air hoses of powered instruments or fiber-optic light cords be placed in rigid container trays for sterilization?
coiled loosely in perforated or mesh basket
which of the following is NOT a classification of patient care items?
Hypercritical
Which types of instruments must be cleaned with bristle-brushed wires, pipe cleaners, or handheld pressure guns?
suction tip lumens
Which of the following diseases is not a form of transmissible spongiform encephalopathy?
toxic shock
Which of the following is the Most important factor in a surgical technologist's role in preventing surgical site infection?
strict surgical conscience
The Bowie-Dick test is performed for which sterilization method?
vacuum steam
What is the term for the condition of a surgical technologist skin after performing a surgical scrub?
surgically clean
What are large steam sterilizers loaded with space between wrapped items of trays?
it allows for adequate circulation and penetration of steam to all surfaces
Which of the following chemicals is a high-level disinfectant when items are immersed for 20 to 30 minutes and a sterilant if items remain immersed for 10 hours?
glutaraldehyde
What is the relationship of steam pressure to temperature in a steam sterilizer?
Increased pressure increases temperature
Why are items disinfected or sterilized in activated glutaraldehyde dried before submersion?
Moisture will eventually dilute the concentration to ineffective levels
What term refers to a barrier, such as plastic backed table cover, that does not allow for passage of liquid through it?
impervious
Sterilely attired surgical team members should pass one another in any of the following ways except:
front to back
What is the term used to describe the process of removing all soiled linen, waste, and instruments from the room and cleaning of furniture, floors, or other contaminated surfaces in preparation for opening new supplies for a subsequent case?
turn over
The physical or chemical process by which all living microorganisms, including spores, are killed is:
Sterilization
What is another name for the intermediate-level disinfectant compound phenol?
carbolic acid
Which sterilization method presents the greatest exposure risk to CSPD personnel, is expensive, and requires the longest total time?
Ethylene oxide
The recommended biological indicator (BI) for hydrogen peroxide gas plasma is
Bacillus subtilis
When opening a wrapped item such as a gown on a Mayo stand, the contents and wrapper are considered sterile up to what distance from the edge of the wrapper?
1 inch from the edge
What is the weight that AAMI has recommended instrument sets should not exceed?
25 pounds
Which type of packaging system has filters and removable locking devices?
rigid containers
Which of the following is an acceptable position for placement of a scrubber, gowned, and gloved surgical technologist's hands?
clasped together in front at waist level
The biological indicator (BI) for the steam sterilization method is:
Geobacillus stearothermophilus
Which of the following would be appropriate for soaking instruments covered with bioburden during a surgical procedure?
sterile water
During manual cleaning of surgical instruments, what type of solution should be used?
A lukewarm water, detergent, and enzymatic cleaner with neutral pH
All of the following are environmental specifications for the decontamination room in CSPD EXCEPT:
a positive air pressure maintained
Before opening any sterilely packaged item, what is MOST important to verify about the package?
integrity of the package
What would be the exposure phase time for an unwrapped instrument set with some lumens in a dynamic air removal steam autoclave?
4 minutes
What is the common name for the high-level disinfectant sodium hypochlorite?
Bleach
Which of the following is an acceptable position for placement of a scrubbed, gowned, and gloved surgical technologist’s hands?
clasped together in front at waist level
Which term means the number of microbes or amount of organic debris on an object at any given time?
bioburden
A nonsterile person should approach a sterile area face forward while maintaining a distance of
12 inches
When a sterilely attired surgical technologist drapes an unsterile table, he or she opens the drape:
toward him- or herself first
How long should the steam biological indicator be incubated before the reading is recorded?
24 hours
Which of the following patient care items would be classified as noncritical?
pulse oximeter
which type of wrapper material is compatible with the hydrogen peroxide gas plasma sterilization method?
Tyvek
What is the term for the process of lubricating stiffened stainless steel surgical instruments by immersion in a water-soluble solutions?
milking
When nested basin sets are being sterilized, how should they be placed in the steam sterilizer?
a fold side down with a towel used to separate them
Which type of chemical solution is made of catalysts that aid in breaking down proteinaceous debris such as blood and fat?
enzymatic
Which of the following concepts has replaced the previous system of assessing storage conditions and package integrity based on an arbitrary expiration designation?
event related
What is the advantage of using ethylene oxide gas sterilization?
It is safe for heat- and moisture sensitive items
Which method fo sterilization uses gamma rays or beta particles and is chiefly used by large manufacturing companies
ionizing radiation
Which of the following should NEVER be processed by immediate-use (flash) sterilization methods?
implantable devices