Module 1 Chapter 34

Question 1

What are the three specific parts of a dental instrument?

Answer 1

• Handle
• Shank
• Working end

The handle is the part grasped by the operator, the shank connects the working end to the handle, and the working end serves a specific function.

Question 2

What is the purpose of knowing and identifying dental instruments?

Answer 2

To ensure proper procedures are followed and to enhance the efficiency of dental treatments.

Identifying instruments is crucial for effective communication and workflow in dental practice.

Question 3

What does Black’s Instrument Formula describe?

Answer 3

The angulations and dimensions of the working end of a hand instrument.

This formula includes three sets of numbers that identify the width, length, and angle of the blade.

Question 4

List the four classifications of dental instruments.

Answer 4

• Examination instruments
• Hand (manual) cutting instruments
• Restorative instruments
• Accessory instruments

Each classification serves a specific role in dental procedures.

Question 5

True or False: The procedure tray is set up based on the sequence of how instruments are transferred and used.

Answer 5

True

This organization helps in maintaining efficiency during dental procedures.

Question 6

What are the most often utilized instruments on a dental tray?

Answer 6

• Mouth mirror
• Explorer
• Cotton forceps (pliers)

These instruments are essential for basic examinations and procedures.

Question 7

Fill in the blank: The _______ is the part of the dental instrument that the operator grasps.

Answer 7

[Handle]

The handle is crucial for the operator’s grip and control over the instrument.

Question 8

What is the purpose of restorative instruments?

Answer 8

To place, condense, and carve restorative dental materials back to reflect the normal anatomy of the tooth.

These instruments are tailored to the dentist’s preferences and the materials used.

Question 9

Describe the function of storage tubs in dentistry.

Answer 9

To store supplies and dental materials for specific procedures in a covered plastic tub within each operatory.

This system, known as the tub and tray system, helps in organizing materials efficiently.

Question 10

What is the benefit of using color-coding systems in dental practice?

Answer 10

To conveniently and efficiently organize instruments and supplies for specific procedures.

Instruments, trays, and tubs can all be color-coded to enhance workflow.

Question 11

Identify the type of instruments that are used after examination instruments in a tray setup.

Answer 11

Hand (manual) cutting instruments

These instruments are essential for various cutting tasks during procedures.

Question 12

True or False: Accessory instruments are always included in the tray setup.

Answer 12

False

Accessory items can be pulled from cabinets as needed but are not necessarily part of the initial tray setup.

Question 13

What should be done with additional items used during a procedure?

Answer 13

Follow proper infection control guidelines regarding disinfection or sterilization before placing them back.

This ensures safety and hygiene in the dental practice.

Question 14

What does the term ‘preset cassettes (trays)’ refer to?

Answer 14

Hand instruments and related accessories for a given procedure prepared, stored, and transported together.

This includes trays for examination, hygiene, restorative, crown and bridge, and surgical procedures.