Primary care differs from public health because primary care treats communities whereas public health treats individuals.

Which of the following is NOT a potential airway obstruction?

A) Fillings B) Gum disease C) Bridges D) Dentures

The first dental radiograph was produced using an exposure time of:

a. 0.5 second. b. 1 minute. c. 5 minutes. d. 25 minutes. e. 1 hour.