Which of the Following Statements Is True of the Use

question 5

Multiple Choice

Which of the following statements is true of the use of chlorhexidine rinse for the treatment of gingivitis?

• A)Chlorhexidine is active against gram-positive but not gram-negative bacteria.
• B)Chlorhexidine is subject to bacterial resistance.
• C)Chlorhexidine binds to the bacterial cell membrane and increases its permeability.
• D)Chlorhexidine is used prophylactically.

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Definitions:

Perfect Competitor

A theoretical market structure where many firms sell identical products, entry and exit are easy, and all firms are price takers.

Industry Demand Curve

A graphical representation of the quantity of goods that buyers in an industry are willing and able to purchase at various prices, holding other factors constant.

Individual Firm's Demand Curve

A graphical representation showing the quantity of a good that a single firm is willing and able to sell at different prices.

Perfect Competition

A market structure where numerous small firms compete against each other, and products are identical, leading to no single company influencing the market price.