Chapter 9 Knowledge Check

Chapter 9

Quiz yourself using the following chapter review questions to check how well you can recall the material.

Review Questions

1. Dental care refers to the care of the entire oral cavity, true or false?
2. What is one difference between a dental assistant and a dental hygienist?
   a. Dental hygienists need to complete fewer educational hours than dental assistants.
   b. Dental assistants are the only ones responsible for polishing the patient’s teeth
   c. Dental hygiene requires an associate’s degree but dental assistant training requires fewer hours.
   d. Most dental hygienists work in hospitals and most dental assistants work in private clinics.
3. The Registered Dental Hygienist (RDH) credential requires which of the following?
   a. Graduation from a credentialed dental hygiene program
   b. A bachelor’s degree in dental hygiene
   c. Successful completion of a national written examination
   d. Both graduation from an accredited dental hygiene program and successful completion of a national written examination
4. According to the Centers for Disease Control and Prevention (CDC), what percentage of Americans over the age of 30 have periodontal disease?
   a. Less than 10%
   b. Between 25–30%
   c. Nearly 50%
   d. Over 75%
5. What is the first thing a dental hygienist does in a typical day?
   a. Sets up dental instruments
   b. Cleans the dental suite
   c. Greets patients
   d. Checks the patient schedule
6. Which of the following is NOT part of preparing the treatment rooms?
   a. Assembling polishers
   b. Turning on the X-ray and sterilization equipment
   c. Placing headrest covers
   d. Setting up dental trays
7. To be a denturist, one must…
   a. Be a dentist for 10 years.
   b. Complete a dental assisting program or associate’s in dental hygiene.
   c. Complete a master’s degree program.
   d. Complete a 2-year training program and pass a national examination.
8. A _______________ is a sticky material that is used to fill cavities or replace part of a tooth.
9. A hardened deposit on the teeth resulting from untreated dental plaque, often leading to oral health issues if not removed through professional cleaning, is called _______________.
10. _______________ is a procedure that is used to remove plaque, calculus, and stains from the surfaces of the teeth.

Answer Key

1. True
2. c. Dental hygiene requires an associate’s degree but dental assistant training requires fewer hours.
3. d. Both graduation from an accredited dental hygiene program and successful completion of a national written examination
4. c. Nearly 50%
5. d. Checks the patient schedule
6. b. Turning on the X-ray and sterilization equipment
7. d. Complete a 2-year training program and pass a national examination
8. filling
9. tartar / calculus
10. scaling