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43 Cards in this Set
- Front
- Back
As a sterile package is opened, the edges of the wrapper are considered sterile/unsterile
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unsterile
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when in doubt about the sterilit of an item, consider it
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unsterile
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Never turn your ___ to the sterile field
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back
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t/f Susceptibility refers to the weakened state of the body that allows the transmission of infections to have a higher impact
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True
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Pathogens or carriers of microorganisms spread via airborne contaminants or direct contact
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True
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T/F One potential area for contamination containment and prevention is at the surgical site.
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True
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T/F methods of infection prevention used before, during, and after surgery is referred to as the aseptic technique
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True
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T/F The OR is divided functionally by support services for surgery and the surgical site
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True
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T/F The anesthesia room is considered restricted
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True
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T/F The laboratory is considered unrestricted
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True
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List four sources of contamination in an OR
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Respiratory tract
clothes and shoes skin hair |
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List 3 environmental sources of contamination
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dust
air articles used in the would and on the sterile field |
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T/F contaminants can be transmitted through moisture in the air
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True
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T/F Articles used in the wound in a sterile field are potential sources of contaminants that can be transmitted directly to the patient's blod
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True
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T/F Perspiration that penetrates the gown are a potential source of contamination
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True
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T/F Smoke from a laser plume during an operation is a potential source of contamination
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True
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List the purposes of OR attire
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Protection of self and others from disease and infection and
reduces the spread of infection and create a protective barrier between personnel and patient |
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List the 4 purposes of the surgical scrub and or surgical had preparation
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to make skin surgically sterile
remove dermis from hands and forearms presence of microorganisms to absolute minimum keep population of microorganisms to minimal during operation by suppression of growth |
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Describe two processes used to remove microbes from the skin
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mechanical cleaning
chemical disinfection |
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T/F transient flora are organisms present on the epidermis which have been picked up through contact with other objects
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True
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T/F The subungual area under the fingernails is very difficult to clean and particularly prone to contamination
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True
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T/F Skin cannot be sterilized, but it can be made surgically clean by reducing the number of microbes
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True
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List in sequential order anatomical areas cleaned during a mechanical surgical scrub
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nail
finger hand forearm elow |
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Initial scrub should be how many minutes
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10 minutes
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subsequent scrubs should be generally how many minutes
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3 to 5 minutes
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Assisted gloving means
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gloving by or for other personnel
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The closed gloving refers to
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technique which prevents outside of sleeves or gloves from touching the skin or hand, which are covered with the sleeves of the gown when gloves are put on
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open gloving
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is a technique generall used during a procedure when no gown is required
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The first necessary step is to inspect any package for ____ and ____ that would indicate contamination
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damage or wetness
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When unfolding a gown, it is imperative not to allow gown sleeves to touch below ____
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waist level
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Gowns are sterile only from the
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Chest to the waist level, including 2" above the elbow
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T/F Gloves are removed after the contaminated gown is removed
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True
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This type of Steam Sterilizer (autoclave) relies on gravity to remove air from chamber as steam is injected into the chamber
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Gravity - Air displacement sterilizer
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This is a small version of the gravity air displacement sterilizer, because of its size it is capable of reaching higher temps
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High Speed Pressure Sterilizer
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this sterilizer pulls air out of chamber by a vacuum and steam is injected to replace it
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Prevacuum (or high vacuum)
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This sterilizer uses agitated water with detergent to loosen soil; then steam displaces the water and items are sterilized at 132 C 270 F for three minutes
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Washer-Sterilizer
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How are microorganisms destroyed during steam sterilization
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through a process of denaturation and coagulation of the enzyme-protein system within the cell
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Steam sterilization is preferred to other methods because
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It is least expensive and most efficient, safest method of processing heat, on moisture-stable items
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Water is heated and converted to
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Steam
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Steam is submitted to increasing pressure which increases what
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the temperature
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Steam drives the heavier air out an escape valve at the
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bottom of the chamber
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Saturated steam permeates the material within the chamber and transfers
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heat to the material
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Items are sterilized according to
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time, temp, pressure chart
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