Which of the Following Statements Is(are) True of Dental Alloy

question 37

Multiple Choice

Which of the following statements is(are) true of dental alloy crystal structure and grains?

• A) The areas between crystals in an alloy are called grain boundaries.
• B) A large grain size is generally more desirable than a large grain size for dental alloy properties.
• C) If an alloy is rolled into a sheet or drawn into a wire, the grain structure takes on a fibrous appearance.
• D) A, B, and C are correct.
• E) B and C are correct.

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Definitions:

Durham Rule

A legal standard for determining insanity, stating that an accused is not criminally responsible if the unlawful act was the product of mental disease or defect.

Insanity Defense

A legal defense by which a defendant claims they were unable to understand the nature or wrongfulness of their actions due to mental illness at the time of the criminal act.

Psychosocial Model

A framework for understanding human behavior that emphasizes the interplay between psychological factors and social environment.

Life Crises

Significant events or periods of change that disrupt an individual's normal life patterns, often requiring substantial adjustment.