If the Useful Beam Is Not Centered on the Film

question 4

Multiple Choice

If the useful beam is not centered on the film in the patient's mouth, the result will be:

• A)foreshortening
• B)elongation
• C)collimator cutoff
• D)overlapping

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Definitions:

Useful Life

The estimated period that an asset is expected to be usable for its intended purpose.

Depreciation Expense

The allocation of the cost of an asset over its useful life, reflecting the asset's consumption, wear and tear, or obsolescence.

Straight-Line Basis

A method of calculating depreciation or amortization by evenly spreading the cost of an asset over its useful life.

Salvage Value

The expected sale value of an asset upon reaching the end of its serviceable life.