When a Tooth Becomes Nonvital, the Pulpal Tissues Die and the Remaining

question 32

Multiple Choice

When a tooth becomes nonvital, the pulpal tissues die and the remaining necrotic debris usually becomes infected. What causes a tooth to become nonvital?

• A) Loss of innervation
• B) Loss of blood supply
• C) Tonsillitis
• D) Sinusitis
• E) Extraction of the tooth

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A simple mechanism that, when pressed, activates or controls a device.

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The outcome of a decision or action, usually quantified in terms of profit or utility.