# A dentist is preparing all maxillary anterior teeth for metal-ceramic crowns. Which of the following procedures is necessary to preserve and restore anterior guidance?
A. Protrusive record
B. Template for provisional restorations
C. Custom incisal guide table
D. Interocclusal record in centric relation
The correct answer is C. Custom incisal guide table.
Anterior guidance must be preserved by means of construction of a custom incisal guide table, especially when restorative procedures change the surfaces of anterior teeth that guide the mandible in excursive (lateral, protrusive) movements.
No comments:
Post a Comment
Add Your Comments or Feedback Here