Tooth Decay

What is the outermost layer of the tooth that protects it from damage?

• a) Dentin

• b) Pulp

• c) Enamel

• d) Root

What does bacteria in the mouth produce when it breaks down sugar?

• a) Saliva

• b) Plaque

• c) Lactic acid

• d) Enamel

Which of the following foods is most likely to cause tooth decay?

• Leafy greens

• b) Sugary drinks

• c) Milk

• d) Cheese

Why is flossing important for oral health?

• a) It whitens teeth.

• b) It removes food particles between teeth.

• c) It replaces the need to brush teeth.

• d) It strengthens the enamel.

How many times a day should you brush your teeth?

• a) Once

• b) Twice

• c) Three times

• d) Four times

Which of the following helps prevent cavities?

• a) Drinking sugary drinks

• b) Eating sweets regularly

• c) Brushing with fluoride toothpaste

• d) Skipping flossing