Advanced Topics Flashcards

Which graft material is derived from a different species, such as bovine bone?

Answer: Xenograft

A xenograft is harvested from another species, commonly bovine or porcine sources.

In orthodontics, what does a Class II Angle malocclusion describe?

Answer: Mandibular molar distal to maxillary molar

In Class II, the mandibular first molar sits distal to the maxillary first molar (retrognathic relationship).

Which medication class is most associated with osteonecrosis of the jaw (MRONJ)?

Answer: Bisphosphonates

Bisphosphonates and antiresorptive drugs are strongly linked to medication-related osteonecrosis of the jaw.

What is the primary indication for a connective tissue graft?

Answer: Root coverage of gingival recession

Connective tissue grafts are used to cover exposed roots and increase keratinized tissue.

Which file system feature helps maintain the original canal anatomy in curved canals?

Answer: Nickel-titanium flexibility

Nickel-titanium rotary files are flexible and follow curved canals while reducing transportation.

What is the purpose of a diagnostic wax-up before complex restorative treatment?

Answer: Visualize and plan the final restoration

A diagnostic wax-up models the planned outcome, aiding communication and treatment planning.

Which condition involves excessive occlusal force leading to tooth wear and is a key consideration in full-mouth rehabilitation?

Answer: Bruxism

Bruxism is parafunctional grinding that causes wear and must be managed in full-mouth rehabilitation.