A Stain That Cannot Be Removed from the Surfaces of the Teeth

question 15

Multiple Choice

A stain that cannot be removed from the surfaces of the teeth is called a(n) ____ stain.

• A)extrinsic
• B)natural
• C)intrinsic
• D)infected

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Definitions:

Contradictory Information

Information that is in direct opposition to other information, creating a conflict or dilemma.

Decisiveness

The ability to make decisions quickly and effectively.

ESP

Extra-Sensory Perception, a claimed ability to gain information without through the known human senses but instead through mind, often considered a pseudoscience by the scientific community.

Falsifiable

The capability of a theory or hypothesis to be proven false by an experiment or observation, considered a cornerstone of the scientific method.