Which Instrument Is Used to Place Gingival Retraction Cord in the Sulcus

question 8

Multiple Choice

Which instrument is used to place gingival retraction cord in the sulcus area of prepared teeth before impressions are taken?

• A)Crown and bridge scissors
• B)Contouring pliers
• C)Retraction cord instrument
• D)Crown-removing forceps
• E)How (or Howe) pliers

---

Definitions:

Discount Rate

The rate of interest applied to calculate the present value of future cash flows.

Net Present Value

A method used to evaluate the profitability of an investment by calculating the difference between the present value of cash inflows and outflows over a period of time.

Investment Project

A project requiring capital investment, aiming to generate financial returns or benefits in the future.

Cash Operating

Refers to the activities that involve the cash inflows and outflows from a company's primary business operations.