What Are PGP Wires Used For

question 38

Multiple Choice

What are PGP wires used for?

• A) Endodontic files
• B) Orthodontic wires
• C) Clasps in removable partial dentures
• D) Substructures for fixed partial dentures

---

Definitions:

Branching Patterns

Descriptive of the way branching occurs in structures such as rivers, trees, or blood vessels, showing a variety of network arrangements.

Dark Minerals

Minerals rich in magnesium and/or iron that tend to have a darker color, common in mafic rocks like basalt and gabbro.

Geologic Timescale

A system of chronological measurement that relates stratigraphy to time, used by geologists to describe the timing and relationships of events in Earth history.

Mesozoic

The geological era that lasted from about 252 to 66 million years ago, including the time of dinosaurs and the break-up of Pangaea.