The nurse is assessing a 20-month-old toddler during a well-child visit and notices tooth decay. The nurse should understand that early childhood caries are caused by what?
a. Allowing the child to eat citrus foods at bedtime
b. A hereditary factor that cannot be prevented
c. Poor fluoride supply in the drinking water
d. Giving the child a bottle of juice or milk at naptime
ANS: D
One cause of early childhood caries is allowing the child to go to sleep with a bottle of milk or juice; as the sweet liquid pools in the mouth, the teeth are bathed for several hours in this cariogenic environment. Eating citrus fruit at bedtime and poor fluoride supply in drinking water do not cause early childhood caries. The problem is not hereditary and can be prevented with proper education.
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