Which of the Following Is True of a Fluoride Varnish

Multiple Choice

Which of the following is true of a fluoride varnish?

A) It is self-applied by the patient at home.
B) It is intended to be permanent, much like dental sealant.
C) Offers ease of application for people with severe gag reflexes who cannot tolerate tray application.
D) It is self-applied by the patient at home. Offers ease of application for people with severe gag reflexes that cannot tolerate tray application.