The Cause of an Excessive Margin of Film Edge (Which

question 15

Multiple Choice

The cause of an excessive margin of film edge (which appears as a black band) on a nondiagnostic periapical film is:

• A) The edge of the film was not placed parallel to the incisal-occlusal surfaces of the teeth.
• B) The film was not positioned in the patient's mouth to cover the apical regions of the teeth.
• C) The film was underexposed.
• D) The central ray was not directed through the interproximal spaces.

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Definitions:

Indemnification

The process by which one party agrees to compensate another for any loss or damage that has occurred or may occur.

Fraud

A wrongful statement, action, or concealment pertinent to the subject matter of a contract knowingly made to damage the other party.

Record of Transactions

A detailed log or document that keeps track of all the transactions made within a certain period.