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Let the Professionals Do It: Test Your Professional Teeth Whitening Knowledge
by Staff
What do lasers and plasma arcs have to do with whitening teeth? Test what you know about professional teeth whitening in our quiz.

What part of the tooth is whitened during the bleaching process?

  • enamel
  • dentin
  • pulp

How many Americans believe an unflattering smile will hurt your career?

  • about a quarter
  • half
  • roughly three-quarters

Which color of tooth discoloration gets the best results with bleach-based whitening products?

  • yellow
  • brown
  • gray

What causes yellow teeth discoloration?

  • food and beverage stains
  • plaque build-up
  • aging
  • all of the above

True or false: Teeth whitening is the most popular cosmetic dentistry procedure in America.

  • true
  • false

How much money did Americans spend whitening their teeth in 2004?

  • $1 million
  • $2 million
  • $1 billion
  • $2 billion

What do dentists use to speed up the whitening process during chairside bleaching?

  • special high-intesity lights
  • heat
  • lasers
  • all of the above

Which type of light source is not used to accelerate bleach during chairside teeth whitening?

  • diode laser
  • plasma arc
  • light-emitting diode (LED)
  • excimer laser

Which type of antibiotic is known to cause teeth discoloration?

  • tetracyclines
  • penicillins
  • cephalosporins
  • trimethoprim/sulfamethoxazoles

Which of the following fruits and vegetables may discolor your teeth?

  • potatoes
  • strawberries
  • celery

Which whitening method gives you the whitest teeth for the least amount of time spent?

  • in-office chairside whitening
  • over-the-counter whitening kits
  • dentist-prescribed custom-fit whitening trays

About how long does one in-office whitening session last?

  • 10 minutes
  • 1 hour
  • 2 hours

Which type of professional tooth whitening works on stubborn or deep stains (below the enamel)?

  • light-activated bleaching
  • custom-fit bleaching trays
  • high-concentration whitening gel

What teeth whitening options are available for people with tooth restorations?

  • porcelain veneers and bonding
  • bonding and inlays
  • orthodontics

What is the active ingredient in light-activated whitening gels?

  • glycerin
  • hydrogen peroxide
  • chlorhexidine

What color light has been found to work best for in-office light-accelerated bleaching?

  • amber
  • magenta
  • blue

What is the concentration of bleach in in-office bleaching gels?

  • usually between 6 and 12 percent
  • usually between 15 and 35 percent
  • almost 60 percent

What is the concentration of bleach in at-home bleaching kits?

  • no more than 2 percent
  • usually between 3 and 10 percent
  • almost 15 percent

What is the most common side effect of tooth whitening products?

  • tooth sensitivity
  • oral cancer
  • canker sores

How long will the efffects of in-office chairside bleaching last?

  • about six months
  • one year
  • up to five years