These stains form on the surface of the teeth and are caused by food, drink, smoking, and a variety of other sources.

When should tooth whitening be done if the patient needs to have restorative work?

Whitening materials often contain _____ to help cut down on tooth sensitivity.

Which of the following statements is true regarding teeth whitening?

All of the following are ways chemicals may enter the body EXCEPT which one?

Which of the 700 microorganisms in the oral cavity are most prevalent?

The higher the viscosity, the greater is a liquid’s ability to resist flow. Usually, the viscosity of liquids increase as the temperature increases.

Normal masticatory forces on the occlusal surfaces of molar teeth can increase to as much as _____pounds per square inch on a cusp tip.

Which of the following is considered a good conductor of temperature?

G&W, Inc.A year ago, Oscar went to work for G&W, Inc. He has worked in the finance department ever since he started. He noticed that the company was taxed as though it were a partnership. This was something that he found very odd when he first started working for the company, but he later realized it was a fairly common practice. He recognized that this was one of the advantages of this type of company.​Although the job was challenging, Oscar was not satisfied. He really wanted to work for a company whose main goal was to provide service to the community, not to make a profit. However, Oscar felt that, considering his present financial situation, he had to continue working for G&W, Inc. A week later, Oscar learned there was going to be a merger between G&W, Inc. and one of its major competitors. Oscar’s boss informed him that he would be getting a promotion and a raise. Although he was excited about making more money, he still was not happy. He knew then that he would not be working for the company for long.Refer to G&W, Inc. G&W, Inc. was going through a _______ merger.