A cleaning solution used on the laboratory bench top to kill bacteria that are potentially harmful ...

A cleaning solution used on the laboratory bench top to kill bacteria that are potentially harmful to humans would be called a(n):
 
  a. surfactant.
  b. disinfectant.
  c. biocide.
  d. antiseptic.

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The most effective antiseptic agent against blood spills and therefore the antiseptic of choice in laboratories where these agents are likely found is:
 
  a. 70 ethanol.
  b. phenol compound.
  c. absolute ethanol.
  d. 10 bleach.

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Mouth pipetting:
 
  a. should be performed only if necessary and with extreme care.
  b. can save valuable time and should be per-formed whenever quick results are needed.
  c. is performed only when material is not expected to pose a biological hazard.
  d. should not be performed in any circums-tance in the clinical laboratory.

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Standard Precautions include:
 
  a. using barrier devices to prevent exposure to skin and mucous membranes.
  b. recapping needles by hand.
  c. storing drinks but not food in laboratory refrigerators.
  d. discarding sharps in plastic biohazard bags.

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Standard Precautions in the microbiology laboratory apply to:
 
  a. all clinical specimens.
  b. clinical specimens that contain blood or body fluids.
  c. blood, body fluids, feces, sputum, saliva, urine, and vomitus.
  d. only specimens that are visibly bloody.