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Quiz Chapter 34&35
Final review
| Question | Answer |
|---|---|
| Articulating paper can be used to check a patient’s bite on | a crown or bridge. a denture. a new restoration. All of the above. |
| Hand instruments are designed with three specific parts: the handle, the shank, and the | working end. |
| Accessory instruments can include | cement and impression spatulas. scissors and Howe pliers. |
| The part of the instrument that attaches the working end to the handle is the | shank. |
| Instruments used to place, condense, and carve the dental material back to the normal anatomy of the tooth are classified as | restorative. |
| In a tray setup, the instruments placed the farthest to the left are _________ instruments. | basic setup |
| Uses of a mouth mirror include | retraction and tissue protection. indirect vision. |
| One of the most convenient and efficient ways to organize instruments and supplies for a specific procedure is the use of | a color-coding system. |
| The instrument that transports freshly triturated amalgam from an amalgam well to a cavity preparation is the amalgam | carrier |
| The hand cutting instrument used to manually remove decayed tooth structure is the | excavator. |
| A restorative instrument made from anodized aluminum or Teflon is a(n) | composite placement instrument. |
| Cement spatulas are | single-ended. made of stainless steel. used to mix liners, bases, and cements. All of the above. |
| A Woodson (FP-1) is a | double-ended instrument with a nib on one end and a paddle on the other end. |
| A Wedelstaedt is an example of which of the following types of hand (Manual) cutting instruments? | Chisel |
| Which number represents the length of the blade according to G.V. Black’s instrument formula? | Second |
| What term describes having a sense of touch or feeling? | Tactile |
| A preset sterile tray should be taken to the treatment area | before seating the patient. |
| The instruments placed on the tray setup after the examination instruments are classified as | hand cutting. |
| The type of scissors most often associated with restorative dental procedures are _________ scissors. | crown and bridge |
| Types of instruments that include the ball, football, T-ball, and beavertail are | burnishers. |
| The basic setup is composed of a(n) | mouth mirror, double-ended explorer, and cotton pliers. |
| A plugger is also known as a(n) | amalgam condenser. |
| The instrument used to measure the sulcus, or pocket depth, of the periodontium of each tooth is the | periodontal probe. |
| The two basic setup instruments that can be transferred simultaneously using the two-handed transfer are the | mouth mirror and explorer. |
| Double-ended hand instruments are characterized by having two working ends and | two shanks |
| The hand cutting instrument used to cut enamel and bevel the gingival margins of a cavity preparation is a(n) | gingival margin trimmer |
| The types of instruments that allow the operator to inspect the health status of the oral cavity thoroughly are ___________ instruments | examination |
| The working end of an explorer is best described as | thin and wirelike. |
| Instruments are set up on the dental procedure tray | from left to right. |
| Which of the following is the best way to organize hand instruments and be prepared for a procedure? | Preset cassettes |
| The term applied to all rotary instruments that have a sharp cutting head with blades is | bur. |
| A dental handpiece is identified as a _________ instrument that __________ be sterilized before reuse. | critical; must |
| All of the following are uses for a low-speed motor except | removal of old or faulty restorations. |
| The ____________ handpiece operates from air pressure and reaches speeds up to 450,000 rpm. | high-speed |
| Which of the following statements is true regarding the different types of shanks? | The friction-grip shank is short and smooth and has no retention grooves in the end. The shank is held in the high-speed handpiece by the creation of friction that grips the entire shank. |
| The type of shank that fits into a contra-angle attachment for a low-speed handpiece is a | latch-type. |
| The ________ the number of cutting surfaces on the head of a bur, the __________ is its polishing or finishing capacity. | greater; greater |
| The air abrasion technique uses high-pressure delivery of _______________ particles through a small probe to remove tooth structure. | aluminum oxide |
| All of the following are correct about diamond rotary instruments except they | are inexpensive. |
| The ultrasonic handpiece is used for | scaling. |
| The air-driven turbine dental handpiece was introduced in the | 1950s. |
| Rotary instruments were introduced in dentistry in the _________ to complement the use of hand instruments in the cutting, grinding, and polishing procedures. | 1940s |
| The most frequently used device in restorative dentistry is the | dental handpiece. |
| The handpiece that uses mechanical, radiant water energy and sound vibrations to create a pulsating effect on a tooth surface for the removal of calculus and stains is the ____________ handpiece. | ultrasonic |
| Since the late 1940s, ___________ burs have been used for cavity preparation. | tungsten carbide |
| The most commonly used finishing burs are | flame-shaped. round-shaped. tapered. All of the above. |
| The low-speed handpiece motor operates at ____________ rotations per minute (rpm). | 10,000 to 40,000 |
| The handpiece that can be used with a variety of attachments is the __________ motor. | low-speed |
| Which type of bur is used to remove caries during tooth preparation? | Round |
| The handpiece that has the greatest torque (twisting or turning force) is the ____________ handpiece. | laboratory |
| The most varied category of rotary instruments is | abrasive rotary instruments. |
| Air abrasion handpieces are most effective when used for | external stain removal. sealants. |
| Which type (#) of bur helps to provide angles to the walls of the cavity preparation with retention grooves? | 699 |
| The high-speed handpiece uses _____________ burs. | friction-grip |
| It is recommended to wipe the light port on the fiber optic handpiece with an alcohol swab to remove excess lubricant because the | light will be dimmed if any lubricant remains. |
| A finishing bur has ________ blades on the working end than a restorative bur because it is used for final-stage polishing of a restoration. | more |
| Why is it important to clean debris from the external surface of the handpiece prior to sterilization? | Mercury from removal of amalgam restorations can be vaporized by the autoclave. |
| The metal shaft on which sandpaper disks and other abrasives are mounted is called a | mandrel. |
| Which type of rotary instrument shank is placed into a straight-line attachment? | Long-straight |
| A porcelain adjustment is made with a | low-speed motor. |
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