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61 Cards in this Set
- Front
- Back
What is the preferred pH for detergents used for most cleaning processes? |
Neutral pH |
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Which of the following is an example of regulated medical waste? |
Blood-soaked sponges |
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Which of the following statements about the use of mechanical washers is NOT true? |
All items should be washed on the same cycle |
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Water must be degraded each time the ultrasonic cleaners tank is changed, because: |
Excess bubbles from filling reduce the energy of the cavitation process |
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Specialized clothing or equipment worn by an employee for protection against hazard is called: |
PPE |
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Written cleaning instructions for surgical instruments should be provided by: |
The instrument manufacturer |
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Pyrogens: |
Are fever-producing substances |
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Softened water: |
Decreases the likelihood of mineral scale deposits |
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The desired solution for cleaning instruments is: |
A detergent |
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These are used to breakdown fatty tissue on instruments: |
Lipase enzymes |
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Instrument lubrication is performed: |
After cleaning |
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To prevent coagulation of proteins, water temperature should be: |
Below 40'c (110'f) |
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Detergents used in mechanical cleaners should be: |
Low foaming |
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Aluminum items should be cleaned: |
Using a to and fro motion with the grain |
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Powered surgical instruments: |
Can not be immersed |
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The use of heat to kill all microorganisms, except spores, is called:
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Thermal disinfection
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These chemicals are used in animate(living tissue) to slow the growth of microorganisms:
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Antiseptics
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Items that are introduced directly into the bloodstream or other normally sterile areas of the body are classified as:
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Critical
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The process by which all forms of microorganisms are completely destroyed is called:
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Sterilization
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Iodophors are a member of this disinfectant family:
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Halogens
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Phenolics are classified as:
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Intermediate to low–level disinfectants
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Which of the following are classified as high–level disinfectants:
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Gluteraldhyde and OPA
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Thermal disinfection is accomplished using:
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Heated water
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How long must alcohol remain in wet contact with an item to achieve a reasonable level of disinfection?
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5 minutes
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Which of the following would be the best choice for high level disinfection if instruments?
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OPA
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Items need to be cleaned before they are sterilized, but they do not need to be cleaned before they are disinfected.
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False
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When liquid chemicals are labeled as both a high–level disinfectant and a sterilant, the time required to achieve sterilization is longer than the time required to achieve high–level disinfection.
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True
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Mechanical washers and washer–decontaminators are regulated by the CDC.
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False
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All liquid disinfectants are capable of sterilization if their exposure time is increased.
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False
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Log books should be maintained when using gluteraldehyde and OPA.
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True
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Micro grind, or super cut scissors are usually identified with a black handle.
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True
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Stainless steel jaw needle holders last longer than tungsten carbide jaw needle holders.
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False
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The place where the two parts of a ring handle instrument meet and pivot is called a box lock.
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True
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Instruments are heat treated to give their surface a mirror(shiny) finish.
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False
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Tissue forceps have teeth
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True
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During instrument manufacture the process of passivation helps build a protective chromium oxide layer on each instruments surface.
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True
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The part of a hemostat that locks and holds it in position is called a box lock.
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False
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Laser–finished instruments are coated with a durable protective finish that cannot be chipped or scratched.
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False
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When assembling an instrument set, heavier instruments should be placed on top of the lighter ones to hold them in place.
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False
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After applying instrument identification tape, instruments should be autoclave to help the tape bond to the instrument.
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True
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Instrument marking tape should be wrapped approximately _______ around the instrument.
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1 to 1 1/2
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Which of the following is NOT an acceptable form of instrument marking?
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Electric etching(engraving)
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The purpose of a suction stylet is to:
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Unclog the suction during surgery
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Kerrison laminectomy ronguers should be tested using:
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Index card
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Scissors with tungsten carbide cutting edges are usually identified by:
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Gold handles
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The first step to inspect the insulation of a laparoscopic instrument is to:
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Check the collar at the distal tip
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Which of the following steps happens first when processing flexible endoscopes?
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Leak–test
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Which of the following should be used to thoroughly rinse(remove) all traces of disinfectant from an endoscope channels?
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Filtered water
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The purpose of using a decontamination battery or cord when cleaning powered surgical instruments is:
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To keep fluid from entering a unit
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Endoscopes are often processed in a mechanical washer unit called:
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Automatic endoscope reprocessor
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The endoscope that would be dispensed for a procedure that required visualization of the lower part of the large intestine would be a:
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Sigmoidoscope
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Loaner instruments should be:
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Be decontaminated before use
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Information regarding cleaning processes for endoscopes should be provided by:
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The instrument manufacturer
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Which of the following statements about endoscopes is true?
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Not all endoscopes can be processed in an AER
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Electronic testing of laparoscopic insulation should be done:
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In the clean assembly area prior to set assembly
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Loaner instrument poses storage and workload challenges.
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True
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Loaner instrument poses storage and workload challenges.
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True
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Flexible endoscopes that fail leak test may continue to be used until the break/hole impacts the scope's function.
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False
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All flexible endoscopes have internal channels.
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False
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After use, loaner instrumentation must be decontaminated before its is shipped out.
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True
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The biggest advantage to battery–powered surgical instruments is that they can be immersed for cleaning.
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False
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