Laboratory Safety Standards Organizations
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Questions and Answers

Which of the following is a recommended safety practice when handling body fluids in the laboratory?

  • Leaving containers unmarked as biohazards
  • Wearing a mask and goggles (correct)
  • Consuming food and drinks in the work area
  • Pipetting clinical material by mouth
  • What precaution should be taken when placing specimens in a refrigerator or freezer?

  • Mark the containers as biohazards (correct)
  • Leave the containers open
  • Store them with food and drinks
  • Do not label the containers
  • What should be used when opening rubberstoppered test tubes to minimize aerosol production?

  • A metal tool
  • Bare hands
  • A cotton swab
  • A gauze square (correct)
  • Which equipment should be used for pipetting clinical material to ensure safety?

    <p>Autodilutors or safety bulbs</p> Signup and view all the answers

    What should be worn when appropriate to ensure safety when handling body fluids in the laboratory?

    <p>Mask and goggles</p> Signup and view all the answers

    What organization provides a forum for development, promotion, and use of national and international standards for laboratory safety?

    <p>Clinical and Laboratory Standards Institute (CLSI)</p> Signup and view all the answers

    What is the most important way to prevent cross-contamination and the spread of disease in the laboratory?

    <p>Proper handwashing</p> Signup and view all the answers

    When should sterile gloves be used in laboratory procedures?

    <p>Only for procedures involving normally sterile areas or requiring sterility to be maintained</p> Signup and view all the answers

    What should be done with non-disposable pipettes after use in the laboratory?

    <p>Soak them in 10% bleach solution between washings</p> Signup and view all the answers

    What is the appropriate action to take with paper or gauze contaminated with body fluids in the laboratory?

    <p>Place in containers with a biohazard symbol for disposal</p> Signup and view all the answers

    What items are included in the proper donning of personal protective equipment (PPE) as per the provided information?

    <p>Goggles, gloves, gown, mask, hair cap, shoe cover</p> Signup and view all the answers

    When should hands be washed according to the provided information?

    <p>After removing gloves and before leaving the laboratory</p> Signup and view all the answers

    What should be used for hand antisepsis as an alternative to soap and water?

    <p>Alcohol-based handrub</p> Signup and view all the answers

    How should hands be dried after washing according to the provided information?

    <p>Using a clean towel</p> Signup and view all the answers

    What is the recommended minimum time for scrubbing hands during handwashing?

    <p>= 20 seconds (happy birthday song twice)</p> Signup and view all the answers

    'Wet your hands with clean, running water (warm or cold), turn off the tap and apply soap' is an example of a procedure related to:

    <p>Handwashing</p> Signup and view all the answers

    Laboratory coat and gloves must be worn when handling ______ fluids.

    <p>body</p> Signup and view all the answers

    Food and drinks should not be consumed in work areas or stored in the same as ______.

    <p>specimens</p> Signup and view all the answers

    Specimens needing centrifugation are capped and placed into a centrifuge with a sealed ______.

    <p>dome</p> Signup and view all the answers

    A gauze square is used when opening rubberstoppered test tubes to minimize ______ production.

    <p>aerosol</p> Signup and view all the answers

    Autodilutors or safety bulbs are used for ______. Pipetting of any clinical material by mouth is forbidden.

    <p>pipetting</p> Signup and view all the answers

    Mask and goggles or face shields should be worn when ______.

    <p>appropriate</p> Signup and view all the answers

    Use sterile ______ for procedures involving contact with normally sterile areas of the body or during procedures where sterility has been established and must be maintained. Use non sterile examination ______ for procedure that do not require the use of sterile ______.

    <p>gloves</p> Signup and view all the answers

    The efficacy of handwashing in reducing transmission of microbial organism has been demonstrated. At the very minimum, hands should be washed with soap and water or by hand antisepsis with an alcohol-based handrub in the following situations: after completing laboratory works and before leaving the laboratory After removing the ______

    <p>gloves</p> Signup and view all the answers

    Handwashing is the most important way to prevent cross-contamination and the spread of the disease. It is important to wash hands after removal or ______ and before leaving the Laboratory area.

    <p>gloves</p> Signup and view all the answers

    All non-disposable pipettes should be soaked in 10% bleach solution between washings. All disposable pipettes should be disposed of in the proper containers with a biohazard symbol on the container. Paper or gauze that is contaminated with body fluids should be placed in a container that is marked biohazard so it can be either incinerated or ______.

    <p>autoclaved</p> Signup and view all the answers

    The containers for biohazardous waste are marked with a universal biohazard ______.

    <p>symbol</p> Signup and view all the answers

    Wet your hands with clean, running water (warm or cold), turn off the tap and apply ______.

    <p>soap</p> Signup and view all the answers

    Be sure to lather the backs of your hands, between your fingers and under your ______.

    <p>nails</p> Signup and view all the answers

    Scrub your hands for at least 20 seconds (happy birthday song twice) Rinse your hands well under clean running water Dry your hands using clean ______.

    <p>towel</p> Signup and view all the answers

    The ______ of handwashing in reducing transmission of microbial organism has been demonstrated.

    <p>efficacy</p> Signup and view all the answers

    All human blood and other body fluids are treated as potentially infectious for human immunodeficiency virus (HIV), hepatitis B virus (HBV),and other blood-bored microorganisms that can cause disease in humans. Use non sterile examination gloves for procedure that do not require the use of sterile ______.

    <p>gloves</p> Signup and view all the answers

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