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The Ultimate Cavity-fighting Quiz
by Staff
Think you're a pro when it comes to fighting cavities? Put your money where your mouth is by taking this quiz and testing your knowledge of cavities and dental care.

How often should you brush your teeth?

  • once a day
  • twice a day
  • after every meal

How many teeth do we have as adults?

  • 20
  • 32
  • 54

How many different types of teeth do we have?

  • 2
  • 3
  • 4

When do teeth begin to form?

  • between six and 12 months old
  • in the womb
  • by age two

How many sets of teeth do humans go through in a lifetime?

  • 1
  • 2
  • 4

When was the toothbrush invented?

  • 1498
  • 1698
  • 1898

How much do Americans spend on dental products in a year?

  • $1 billion
  • $2 billion
  • $3 billion

In the Middle Ages, cavities were attributed to what animal?

  • worms
  • dogs
  • bumblebees

Which of these historical figues was a dentist?

  • Captain Cook
  • Thomas jefferson
  • Paul Revere

When were braces invented?

  • 1678
  • 1778
  • 1878

The blue whale is the largest mammal on earth. How many teeth does it have?

  • none
  • 200
  • 1000

How many teeth do children have?

  • 20
  • 32
  • 45

Approximately how long do most people spend brushing their teeth?

  • 1 minute
  • 3 minutes
  • 5 minutes

What percentage of Americans have some form of gum disease?

  • 25 percent
  • 50 percent
  • 75 percent

The common cold is the most prevalent illness in the U.S. What's no. 2?

  • cancer
  • tooth decay
  • chicken pox

Which American city was the first to add fluoride to its water supply?

  • Grand Rapids, Mich.
  • Dallas, TX
  • Miami, Fla.

Which activity is most likely to cause cavities?

  • frequent snacking
  • playing the harmonica
  • drinking through a straw

In what year was the electric toothbrush introduced?

  • 1939
  • 1978
  • 1990

According to Time magazine, 59 percent of Americans would rather visit the dentist than do what?

  • sit next to someone talking on a cell phone
  • clean the bathroom
  • go for a walk

Teeth are the ______________substance in the human body.

  • most sensitive
  • most expensive
  • hardest