The AEC's thyristor is automatically adjusted for different screen-film combinations before ex-posures are taken

A correctly placed and angled canine periapical radiograph will often demonstrate overlapping where?

What will be an ideal response?

Which of the following are advantages of Assist Control Volume ventilation? 1. Minimal safe level of ventilation achieved. 2. Patient can set breathing rate. 3. May reduce work of breathing. 4. Pressure is limited

a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only