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Brush, Floss, Remineralize: Can Adults Strengthen Their Teeth?
by Staff
Improving dental health isn't just kid stuff. Are you doing all you can to optimize the strength of your teeth? Take this quiz and see!

What's the name of the most common bacteria that causes tooth decay?

  • staphylococcus aureus
  • streptococcus mutans¬†
  • yersinia pestis

The layer of the tooth just below the enamel is called:

  • porcelain
  • spongiofora
  • dentin

The process by which tooth enamel decays over time is called:

  • destabilization
  • demineralization
  • deforestation

The first water fluoridation program began in 1945 in which city?

  • Boulder, Colorado
  • New York, New York
  • Grand Rapids, Michigan

Water fluoridation can reduce dental decay in adult teeth by how much?

  • Nearly 10 percent
  • Nearly 35 percent
  • Nearly 100 percent

For most cities, every $1 invested in water fluoridation saves how much in dental costs?

  • 38
  • 45
  • 125

You can use this to show spots of plaque on your teeth:

  • a yellow highlighter
  • green food coloring
  • a red herring

Cooking food in this can increase its fluoride content:

  • an aluminum pan
  • a copper pan
  • a Teflon-coated pan

What has more than twice the fluoride of black tea?

  • red wine
  • green tea
  • black coffee

Theobromine, a substance that can help strengthen tooth enamel, is found in what?

  • apples
  • chocolate
  • oatmeal

Which of the following is effective at killing decay-causing streptococcus mutans bacteria?

  • red meat
  • seltzer water
  • licorice

Which of the following foods can help keep plaque from attaching to teeth?

  • yogurt
  • Sprite
  • olive oil

Calcium, important for strong teeth, can be found in all of the following except what?

  • blackstrap molasses
  • coffee
  • almonds

Which vitamin can help your body absorb calcium?

  • vitamin B
  • vitamin C
  • vitamin D

This substance in chewing gum makes it an extra-effective cavity fighter:

  • guar
  • retsin
  • xylitol

Eating cheese after a meal has been shown to reduce enamel damage by how much?

  • 2 percent
  • 48 percent
  • 71 percent

Which of the following can harm teeth?

  • broccoli
  • carbonated water
  • soy milk

Approximately what percentage of adults age 20 to 64 have no teeth?

  • 5 percent
  • 10 percent
  • 25 percent

What percentage of adults 20 to 64 have had cavities?

  • 29 percent
  • 55 percent
  • 92 percent

What percentage of seniors 65 and over have untreated tooth decay?

  • 8 percent
  • 23 percent
  • 58 percent