Even if you have great dental hygiene, your mouth is still teeming with germs.
Learn the best ways to protect your teeth by taking this quiz. To find the answers, click here.
1) The number of bacteria in your mouth is closest to the population of which of the following?
a. New York City
b. The United States
c. North America
d. Earth
2) A dog’s mouth is cleaner than a human’s.
a. True
b. False
3) If you drop food on the floor, it won’t pick up any germs if you pick it up within five seconds.
a. True
b. False
4) Anyone who kisses someone with gum disease will always get it.
a. True
b. False
5) If you find yourself without a toothbrush, it’s a good idea to borrow a friend’s.
a. True
b. False
6. Which of the following items can transfer potentially dangerous microbes between people?
a. Lipstick
b. Drinking glasses
c. Band instruments
d. All of the above
7. To protect your toothbrush from harmful germs, you should:
a. Leave it out in the open air
b. Store it in a closed container
c. Soak it in an antibacterial mouthwash
d. Microwave it for 15 seconds
8. To avoid the buildup of bacteria, the American Dental Association recommends replacing your toothbrush every month.
a. True
b. False
9. Antiseptic mouthwashes can kill the germs that cause bad breath.
a. True
b. False
10. Drinking green tea may help keep your teeth and gums healthy.
a. True
b. False
11. All bacteria are bad for the health of your teeth and gums.
a. True
b. False
12. Mouth bacteria in your mouth reside in plaque.
a. True
b. False
13. Bacteria in your mouth can cause tooth decay by:
a. Eating tooth enamel
b. Excreting acids that weaken tooth enamel
c. Excreting sugars that destroy tooth enamel
d. All of the above
14. Research has shown a link between gum disease and:
a. Cardiovascular disease
b. Diabetes
c. Alzheimer’s disease
d. All of the above
Click here to take the quiz online on WebMD.
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