Question

describing dental sealants
dental caries are one of the most common chronic diseases in children and teens; dental sealants are an effective way to prevent these cavities. • dental sealants are a quick, easy, and painless way to prevent most of the cavities children get in the permanent back teeth, where 9 in 10 cavities occur. sealants are thin coatings that when painted on the chewing surfaces of the back teeth
(teeth) can prevent against 80 percent of cavities for two years, and continue to protect against 50 percent of cavities for up to four years.

• \childrens dental health,\

centers for disease control and prevention
according to the passage, which benefits do dental sealants provide? check all that apply
tooth whitening
protection against bacteria
painless tooth decay prevention
offers up to four years of protection
cure for gingivitis

Explanation:

• Protection against bacteria: Dental sealants act as a barrier, preventing bacteria from getting into the grooves of the teeth where they can cause cavities.
• Painless tooth decay prevention: They are a quick, easy, and painless way to prevent cavities as mentioned in the text.
• Offers up to four years of protection: The passage states that sealants can protect against 80 percent of cavities for two years and continue to protect against 50 percent of cavities for up to four years.

Tooth whitening is not mentioned in the passage as a benefit of dental sealants. Also, there is no mention of it being a cure for gingivitis.

Answer:

• protection against bacteria
• painless tooth decay prevention
• offers up to four years of protection