Know your Teeth!

Overview

Pop Quiz: Know Your Teeth!

Question 1

What’s the hardest substance in the human body?

Choices

Bone, enamel, cartilage or iron

Conclusion

Enamel forms your teeth’s outer layer. It protects them from wear and tear, and from harmful bacteria.

Question 2

Which of these is not one of the different types of teeth?

Choices

Molars, canines, precanines or incisors

Conclusion

You have four types of teeth: incisors, canines, premolars and molars.

Question 3

How long should you spend each time you brush?

Choices

30 seconds, two minutes, five minutes or six minutes

Conclusion

Many dentists recommend that you brush for at least two minutes. Don’t cheat! And don’t forget to floss!