Restorative & Materials · single question
Increasing crown preparation TAPER beyond ideal adversely affects all EXCEPT:
Show answer and explanation
Correct answer: D. Esthetics
Increasing taper negatively affects: RETENTION (less parallel walls = easier dislodgement), RESISTANCE (less resistant to lateral forces), and SUPPORT (reduced crown-tooth contact). ESTHETICS is NOT affected by internal preparation taper — esthetics depends on material, shade, and surface texture.
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