CH35 Word Scramble
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| Term | Definition |
| A(n) _______________ handpiece provides mechanical energy that creates water and sound vibrations. | ultrasonic |
| A(n) _______________ bur is rigid and stronger than a steel bur and remains sharper for longer periods. | tungsten carbide |
| _______________ is an advantage of a diamond bur. | Cutting ability |
| A _______________ bur is designed with no retention grooves in the shank end to lock it into the handpiece. | friction grip |
| On the high-speed handpiece, the _______________ helps illuminate the working field. | fiber-optic light |
| The _______________ handpiece uses a beam of light to cauterize soft tissue or to vaporize decayed tooth structure. | laser |
| A finishing bur is commonly used for what type of restorative material? | Composite resin/esthetic materials |
| A(n) _______________ is a freestanding cabinet that is used to hold something. | console |
| The _______________ bur has a shank with a small groove at the end that mechanically locks into a contra-angle attachment. | latch-type |
| The narrow portion of the bur that fits into the handpiece is called a(n) _______________. | shank |
| The _______________ or grooves in the cutting portion of a bur resemble pleats. | flutes |
| Sandpaper discs are mounted onto a _______________. | mandrel |
| The low-speed handpiece would be equipped with a ___________ to hold a sandpaper disc. | Mandrel |
| How did the first handpiece operate? | Driven by a belt |
| A(n) _______________ instrument is defined as a part or device that rotates around an axis. | rotary |
| What type of handpiece resembles a sandblaster? | Air abrasion |
| The twisting or turning of the internal components of a handpiece is referred to as _______________. | torque |
| The high-speed handpiece has a(n) _______________ lighting system to shed light on the tooth during use. | fiber-optic |
| What design of bur is a 33½? | Inverted cone |
| Restorative burs are commonly manufactured from what material? | Tungsten carbide |
| What is the most versatile handpiece in dentistry? | Low-speed |
| During cavity preparation, how does the high-speed handpiece keep the tooth at a proper temperature and free of debris? | Water coolant |
| A bur is held in place in the high-speed handpiece with a _______________. | friction grip |
| What attachment on the low-speed handpiece is used to hold a latch-type bur? | Contra-angle |
| How fast does the high-speed handpiece rotate? | 450,000 rpm |
| A _______________ shank bur fits into the lab handpiece. | long |
| What design of bur is a 330? | round |
| What design of bur can be a 1/4, 1/2, 1-8 or 10? | round |
| How fast does the low-speed handpiece rotate? | 10,000-40,000 rpm |
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ARIGON5248