Which of the Following Statements Is True Regarding Dental Unit

question 9

Multiple Choice

Which of the following statements is true regarding dental unit waterlines?

• A) If municipal water is the source that enters the dental unit waterline,output will always meet drinking water quality standards.
• B) Flushing the waterlines for more than 2 minutes at the beginning of the day reduces the biofilm in the waterlines.
• C) Dentists should consult with the manufacturer of the dental unit or water delivery system to determine the best method for maintaining optimal water quality.
• D) Dental units can reliably deliver water of optimal quality when used for irrigation during a surgical procedure.

---

Definitions:

Debt-Equity Ratio

The indicator displaying the equivalent contribution of equity and debt to a company's asset base financing.

Sustainable Growth Rate

The maximum rate at which a company can grow its revenues and profits without needing to increase financial leverage.

Debt-Equity Ratio

An indicator of a firm's use of financial debt, found by dividing the total amount of liabilities by the equity owned by stockholders.

Retention Ratio

The proportion of net income that is retained in the company rather than paid out to shareholders as dividends.