Sending Appropriately Collected Specimens to the Laboratory Before Antibiotic Therapy

question 20

Multiple Choice

Sending appropriately collected specimens to the laboratory before antibiotic therapy is initiated is important because:

• A) pathogenic bacteria could be hard to recover because of the effects of the antibiotic.
• B) collection of specimens from around the wound area can result in contamination of the culture.
• C) collection of a sputum specimen contaminated with saliva could yield a culture result that reflects normal mouth flora.
• D) All of the above are correct.

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Definitions:

Solubility Table

A reference table that provides information on the solubility of various substances in water or other solvents, used to predict the outcomes of chemical reactions.

KOH

Potassium hydroxide, a strong base used in various industrial and manufacturing processes, such as soap making and as an electrolyte in batteries.

Soluble

The property of a substance to dissolve in a solvent, forming a homogeneous solution at a given temperature and pressure.

AgCl

Silver chloride, a white crystalline chemical compound that is used in photographic processes and as an antiseptic.