Which of the following are examples of galvanism (galvanic s…

Which of the following are examples of galvanism (galvanic shock) in restorative dentistry?            1-   A piece of plastic wrap becomes wedged between two teeth and contacts a gold crown               2- A fork touches amalgam.               3- A temporary plastic crown contacts a gold restoration               4- A metallic taste is reported by the client.

Cathy and her parents will meet with an orthodontist to disc…

Cathy and her parents will meet with an orthodontist to discuss an orthodontic treatment plan. At a previous appointment, the orthodontist took impressions of Cathy’s maxillary and mandibular arches. The replicas made from these impressions are used to discuss the treatment plan, and are termed: