A Laboratory Professional Is Testing a New Antimicrobial Soap

question 36

Multiple Choice

A laboratory professional is testing a new antimicrobial soap. The tech washes her forearm then does a culture of the skin. Which organisms should she most likely expect to find growing in the culture?

• A) Diphtheroids and Bacillus spp.
• B) Staphylococcus epidermidis and Propionibacterium
• C) S. aureus and Propionibacterium
• D) Diphtheroids and Propionibacterium
• E) None of these organisms should be found.

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Definitions:

Mixed Cost

A cost that contains both variable and fixed cost elements, making its total expense vary with changes in the level of output.

Fixed Cost

Expenses that do not fluctuate with changes in production volume, staying constant even as production levels vary.

Liability Insurance

A type of insurance that protects an individual or business from the risk of being sued and held legally liable for something such as malpractice, injury, or negligence.

Step-Variable Cost

A cost that remains fixed for a certain level of production or activity, but jumps to a higher amount once a certain threshold is exceeded.