After Using an Alcohol Preparation Pad to Clean an Area

question 15

Multiple Choice

After using an alcohol preparation pad to clean an area of skin before venipuncture,how long should the nurse ideally wait before inserting the needle into the skin?

• A) 15 Seconds
• B) 30 Seconds
• C) 1 Minute
• D) 2 Minutes

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Definitions:

Hydrophobic End

The part of a molecule that repels water, often found in molecules like lipids that have both hydrophilic (water-attracting) and hydrophobic (water-repelling) ends.

Hydrophilic End

The part of a molecule that is attracted to water, allowing it to dissolve or interact favorably with water molecules.

Condensation Reaction

A reaction in which two monomers are combined covalently through the removal of the equivalent of a water molecule; also called condensation synthesis. Compare with hydrolysis reaction.

Polymer

Large molecules composed of repeated subunits, which may be identical or different, known as monomers.