What Property of Propylene Glycol in an Over-The-Counter (OTC)otic Preparation

question 13

Multiple Choice

What property of propylene glycol in an over-the-counter (OTC) otic preparation enhances its antibacterial effect?

• A)Propylene glycol creates a more basic pH in the ear canal.
• B)Propylene glycol creates a more acidic pH in the ear canal.
• C)Propylene glycol releases oxygen,which releases impacted bacteria as it bubbles.
• D)Propylene glycol prevents protein synthesis in the bacteria.

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Definitions:

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a specific price level and at a given time.

Quantity Supplied

Quantity supplied refers to the amount of a good or service that producers are willing and able to sell at a given price over a specific period.

Demand Increased

A situation where the quantity of a product or service desired by buyers rises due to factors like income growth, taste changes, or price decreases of the product or complementary goods.

Inferior Good

A type of good for which demand decreases as the income of the consumer increases, opposite of a normal good.