Custom Impression Trays

question 18

Multiple Choice

Custom impression trays:

• A)are made from a preliminary model after the dentist has prepared the teeth.
• B)may be constructed from resin.
• C)are available only as full-arch trays.
• D)do not require adhesive if they are smooth surface.

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Definitions:

Inflation

A rise in the general level of prices of goods and services in an economy over a period of time, eroding purchasing power.

Depreciate

A decrease in the value of an asset over time, often due to wear and tear or obsolescence.

Nominal Exchange Rate

The rate at which one country's currency can be exchanged for another country's currency without adjustment for inflation rates.

Real Exchange Rate

The rate at which two currencies can be exchanged, adjusted for inflation, indicating how much of a country's goods and services can be exchanged for those of another country.