Radiography

Question 1

All of the following can be diagnosed with a panoramic radiograph except one which one is the exception

A cyst
Recurrent decay
Impacted molar
A supernumerary tooth

Answer 1

Recurrent decay

Question 2

Radiographs may help locate all of the following predisposing factors to periodontal disease except one

Calculus
deep pocket
occlusal trauma
amalgam overhang

Answer 2

Deep pocket

Question 3

What is the best for imaging periodontal disease

Answer 3

Periapical film exposed using paralleling technique

Question 4

When the automatic processor is working properly, how will an unexposed film exit the return chute

Answer 4

Dry and clear

Question 5

What will not be visible on a correctly placed and exposed bitewing radiograph

Answer 5

Apical abscess

Question 6

Where should the embossed identification dot be positioned when taking periapical radiographs

Answer 6

Towards the incisal or occlusal edge of the tooth

Question 7

What structures make the inverted Y

Answer 7

The lateral wall of the nasal fossa and the anterior medial wall of the maxillary sinus

Question 8

What removes the unexposed silver halide crystals from the film emotion during film processing

Answer 8

Sodium thiosulfate

Question 9

How far above the work area should be Safelite be located in the dark room

Answer 9

4 feet

Question 10

Why is F speed film recommended over D Speed film

Answer 10

Greater sensitivity to radiation

Question 11

Are older or younger patients more sensitive to ionizing radiation

Answer 11

Younger