SURG445 Exam 4 Chapters 13-16
Sterile items should be stored at least ___________ inches below the sprinkler heads. a. 8 b. 18 c. 12 d. 15
18
Before an item can be placed in a low temperature sterilization processing system they must be a. heated b. filled with air c. sterilized d. cleaned
cleaned
The shelving system of choice for the sterile storage area is a. closed b. semi-closed c. open d. track
closed
Three of the main phases of the terminal steam sterilizer cycle are a. gravity, exposure and exhaust. b. exposure, exhaust and dry c. conditioning, exposure, and exhaust.
conditioning, exposure, and exhaust
Steam sterilization is most commonly used method of sterilization used in healthcare because a. cycles are fast and inexpensive. b. it is versatile; the temperature can be adjusted to sterilize heat sensitive items. c. there is no need to run biological tests for steam sterilization. d. chemical indicators are optional in steam sterilization.
cycles are fast and inexpensive.
Aluminum foil is an approved packaging material for use in ethylene oxide sterilizers. a. true b. false
false
An extended aeration cycle is required for items sterilized in the ozone sterilization process. a. true b. false
false
Because shelf life is event related, stock rotation is no longer necessary. a. true b. false
false
Documentation is not required for items that are immediate use steam sterilized. a. true b. false
false
Ethylene oxide, hydrogen peroxide and ozone sterilization can all use the same packaging materials. a. true b. false
false
Gravity steam sterilizers use a pump or water injector to remove air from the chamber. a. true b. false
false
Hydrogen peroxide is an effective sterilizing agent for linens and gauze sponges. a. true b. false
false
Hydrogen peroxide kills microorganisms by a process called oxidation. a. true b. false
false
Immediate use steam sterilization is the process to sterilize trays for future use. a. true b. false
false
Immediate use steam sterilization was developed to process items when the facility does not have enough instruments to perform the surgery. a. true b. false
false
Lumens should be moist when using hydrogen peroxide as a sterilizing agent. a. true b. false
false
Personal protective equipment is not required when cleaning items for immediate use steam sterilization. a. true b. false
false
Steam flush pressure pulse sterilizers are a type of gravity sterilizers. a. true b. false
false
Temperature and humidity levels in the sterile storage area should be checked and recorded at least weekly. a. true b. false
false
Temperatures in a sterile storage area should be 55 degrees to 60 degrees Fahrenheit. a. true b. false
false
The sterilization method of choice for single-use items is immediate use steam sterilization. a. true b. false
false
When combining loads, hard goods should be placed on the top shelves to allow for more efficient removal of the condensate. a. true b. false
false
When sterilizing items at point of use an abbreviated cleaning procedure may be used due to the urgent need for the instruments. a. true b. false
false
Woven reusable fabrics are the packaging products of choice for ozone sterilization. a. true b. false
false
Woven reusable fabrics are the packaging products of choice for ozone sterilization. a. true b. false
false
it is recommended to use immediate use steam sterilization to sterilize instruments contaminated with CJD after the procedure has been completed. a. true b. false
false
lumens should be moist when sterilized using hydrogen peroxide as a sterilization agent. a. true b. false
false
Sterile storage areas should a. have positive airflow and at least 10 air exchanges per hour. b. have positive airflow and at least four air exchanges per hour. c. have negative airflow and at least four air exchanges per hour.
have positive airflow and at least four air exchanges per hour.
The most common reason steam sterilization failure is a. lack of steam contact with the instruments. b. temperature in the sterilizer chamber . c. time of the conditioning phase. d. dry steam.
lack of steam contact with the instruments.
What exposure is monitoring is required for all personnel using a hydrogen peroxide sterilizer? a. no monitoring is required b. daily c. semi annually d. monthly
no monitoring is required
Exposure monitoring is _________ for all personnel using a hydrogen peroxide sterilizer. a. not required b. required daily c. required semi-annually
not required
Heavy items should be placed a. on the shelf first. b. on the bottom shelf. c. on the middle shelves. d. on the lower shelves.
on the middle shelves.
Items to be disinfected or sterilized at point of use must be a. properly cleaned per manufacturer's instructions for Use. b. semi-critical devices. c. non-critical devices
properly cleaned per manufacturer's instructions for Use.
Outside shipping containers a. should be removed prior to placing the items in storage. b. may be stored in the sterile storage area as long as they are not stored near the in house sterilized items. c. make good storage containers to help keep items from falling from the shelves. d. all the above.
should be removed prior to placing the items in storage.
Implantable devices a. should be immediate use sterilized in the extended cycles. b. should only be sterilized using ethylene oxide. c. should not be immediately use steam sterilized unless there is a tracking system in the place to trace the item to a patient. d. should discarded if not used.
should not be immediately use steam sterilized unless there is a tracking system in the place to trace the item to a patient.
The bottom shelf of any sterile storage system should be a. solid and 8 to 10 inches from the floor. b. solid and 2 to 4 inches from the floor. c. wire and 8 to 10 inches from the floor.
solid and 8 to 10 inches from the floor.
One common cause of clogged drain screen is a. tape b. wrapper particles. c. poor steam quality. d. a malfunctioning baffle plate.
tape
The higher the bioburden on an object a. the more difficult it will be to sterilize. b. the less time it will take to sterilize. c. the more biological tests will be needed in the load.
the more difficult it will be to sterilize.
The coolest place in the steam sterilizer is a. the gasket. b. the thermostatic trap. c. the jacket d. the chamber
the thermostatic trap.
Wrapped trays should not be stacked because a. it can cause holes in the wrapper of the bottom tray. b. the trays will be damaged. c. it will cause the shelving to bend
the trays will be damaged
Both the association of periOperative Registered Burses and The Joint Commission recommend that a. the use of IUSS be minimized or decreased. b. IUSS be performed in only one sterilizer per facility. c. Healthcare facilities get the U.S. FDA approval for IUSS.
the use of IUSS be minimized or decreased.
When transporting items that have been IUSSed, it is required that a. the be transported in a closed container. b. they be transported to the patient area within 5 minutes of the completion of the sterilization cycle. c. they be transported in such a manner that reduces the potential for contamination.
they be transported in such a manner that reduces the potential for contamination.
When transporting items that have been immediate use steam sterilized, it is required that a. they be transported in a closed container. b. they be transported to the patient area within five minutes of completion of the sterilization cycle. c. they be allow to property cooled before transport. d. they be transported in such a manner that reduces the potential for contamination.
they be transported in such a manner that reduces the potential for contamination.
Central service technicians need to understand the anatomy of a steam sterilizer a. to know how to properly clean the chamber. b. to understand how the sterilizer operates. c. to understand how to test the thermostatic trap.
to understand how the sterilizer operates.
After sterilization the load contents may take 2 hours or more to cool. a. true b. false
true
All items should be removed from the storage shelves prior to cleaning the shelf. a. true b. false
true
All items sterilized or high level disinfected at point of use must be carefully monitored and logged. a. true b. false
true
All items sterilized or high-level disinfected at the point of use must carefully monitored and logged. a. true b. false
true
Cellulose-containing packaging materials are not compatible with hydrogen peroxide sterilization. a. true b. false
true
Ethylene oxide is toxic gas. a. true b. false
true
Ethylene oxide, hydrogen peroxide and ozone sterilization process must all be monitored using chemical, physical and biological monitors. a. true b. false
true
Information about a device's compatibility with a specific sterilization process should be obtained from the devices's manufacturer. a. true b. false
true
Information about a device's compatibility with specific sterilization process should be obtained form the device's manufacturer. a. true b. false
true
Items that are wrapped moist can be a cause of wet packs. a. true b. false
true
Jewelry is discouraged in sterile storage because it can damage or contaminate packages. a. true b. false
true
One of the goals of stock arrangement is to provide minimal product handling while allowing first in, first out rotation. a. true b. false
true
Sterile packages should be stored no lower than eight to 10 inches from the floor. a. true b. false
true
The guidelines for sterile storages are the same for both items sterilized in house and for items purchased sterile. a. true b. false
true
The steam sterilization process can be affected by the design of the medical device being sterilized. a. true b. false
true
The steam sterilization process can be affected by the design of the medical device being sterilized. a. true b. false
true
The steam sterilization process can be affected by the types of soil present on the devices to be sterilized. a. true b. false
true
To sterilize items using IUSS, the item's manufacturer instructions must state the item can be sterilized using an IUSS cycle. a. true b. false
true
Using the wrong container filter or poor filter placement can be a cause of a wet pack. a. true b. false
true
the sterile storage process starts a. when items are received in the decontamination area. b. after items are sterilized and cooled. c. when the sterilizer door is open.
when the sterilizer door is open.
Factors that can cause sterilant contact failure with the instrument are A. Cleaning, loosely packed load B. Conditioning, size and weight of the instrument C. Solid bottom containers, exposure time D. Crowded loads, clogged drain strainer
Crowded loads, clogged drain strainer
An extended aeration cycle is required for items sterilized in ozone sterilization processes. A. True B. False
False
Temperatures in the sterile storage area should be 64 to 78 degrees Fahrenheit. a. true b. false
False
The process by which instruments are sterilized for immediate use is called? a. emergency sterilization. b. immediate use steam sterilization. c. core sterilization. d. rapid processing.
Immediate Use Steam Sterilization
Which of the following statements about IUSS is true? a. It is the sterilization method of choice for metal instruments. b. It reduces turnaround time because it is not required. c. It should be used only when there is not time to process items using the wrapped method.
It should be used only when there is not time to process items using the wrapped method.
The relative humidity of central service storage area should be A. Less than 70% B. Less than 60% C. Less than 50%
Less than 70%
When loading steam sterilizer, basins should be a. placed in an upright position b. loaded first c. placed on edge d. placed in a wired basket
Placed on edge
Sterile trays should a. not be touched until they are properly cooled. b. lifted not dragged off the sterilizer cart. c. checked to be sure the external chemical indicators have turned the appropriate color. d. all the above
all the above
When loading a steam sterilizer a. basin sets should be placed on edge and tilted. b. solid containers should be placed so air can get out. c. there should be visible space between packs. d. all the above
all the above
IUSS documentation should include a. name of the patient for which the items were sterilized. b. sterilizer number and cycle. c. name of the instrument sterilized. d. all the above.
all the above.
When placing sterile items on the shelf, check a. package integrity. b. an expiration date. c. seals and filters to be sure they are intact. d. all the above.
all the above.
The drain screen in a steam sterilizer must be cleaned a. weekly, preferably daily. b. each cycle c. at least daily
at least daily
Trays that overhang the shelving a. can become contaminated b. is ok for rigid containers but not for flat wrapped trays. c. is an appropriate way to store trays as it allows for the use of proper body mechanics when lifting heavy trays.
can become contaminated
The weakest part of a steam sterilizer is the a. jacket b. gasket c. door d. thermostatic valve
door
