Leaking Restorations Should Be Replaced Before the Bleaching Process Is

question 2

Multiple Choice

Leaking restorations should be replaced before the bleaching process is started, to:

• A) assure a correct shade match
• B) be certain that restorative needs are treated before esthetic needs
• C) prevent excessive penetration of bleach through dentinal tubules that might irritate the pulp and cause sensitivity
• D) prevent a line of black stain around the restorations

---

Definitions:

Umwelt, Mitwelt

Concepts in existential psychology referring to an individual's personal environment (Umwelt) and the social world or community (Mitwelt).

Existentialistic Superman

A concept often associated with Nietzsche's ideals, symbolizing an individual who creates their own values and meaning in life.

Thrown-Ness

A philosophical term expressing the arbitrariness of individuals' circumstances at birth.

Existentialist Philosophers

Thinkers who adhere to existentialism, a philosophical theory that emphasizes individual freedom, choice, and subjective experience.