Which of the following is true concerning endodontic posts?

Question

Quizplus · Accepted Answer

Parallel posts have been shown to transmit less stress to the root than tapered posts.It once was believed that posts reinforced endodontically treated teeth against fracture;however,it is now clear that the purpose of a post is to retain the core buildup over which the final restoration is placed.Some patients may confuse the post with an implant and need to be educated as to the differences.Cast posts generally are made with the core already attached.Preformed posts generally do not have a core attached by the manufacturer,so one must be added.

Which of the Following Is True Concerning Endodontic Posts